Dacor Wall Oven

Section 8 - Troubleshooting and Repair

Page 8-1


Troubleshooting

Basic Troubleshooting Instructions1. If the oven does not function properly, check for obvious problems first, such as the main power switch being

turned off, or the control panel being locked.

2. If the problem is not immediately obvious, consult the Physical Symptom Troubleshooting Guide in Appendix A.

3. If prompted by the troubleshooting guide to use the on-line diagnostics, follow the instructions below to access the on-line diagnostics menu.

Using the On-line DiagnosticsAccessing the Diagnostics Home Screen

Surfaces inside the oven will become hot when certain diagnostics are running.

With the main power supply to the oven turned on, press and hold the CANCEL/SECURE and # keys at the same time.

When the diagnostic password screen appears, release the CANCEL/SECURE key (first) then the # key.

Press the 7 key on the keypad repeatedly until the letter S appears just below the words SERVICE ID NUMBER.

Wait three (3) seconds.

Enter your service ID number. It is a minimum of four digits long. Press ENTER.

The FACTORY AND SERVICE DIAGNOSTIC HOME SCREEN appears.

The FACTORY AND SERVICE DIAGNOSTIC HOME SCREEN has five (5) options:

VERSION: Use this option to access information about the software versions programmed into the oven’s printed circuit boards.

MAXBROIL

PURECONVECTION

PURECONV/SEARBAKE

DACORGUIDE

MAINMENU

SPACE0 #

WXYZ9

TUV8

PQRS 7

MNO 6

JKL 8

GHI 7

DEF 3

ABC 2

. , / 1

RECALLBACK

SECURECANCEL

ON/OFFLOWER

ON/OFFUPPER

TIMER

START 12:25 PM UPPER LOWER

ENTER BACKSPACE CLEAR EXIT

WARNING: ACCESS TO THE FOLLOWING SCREENSIS LIMITED TO FACTORY AGENTS ONLY!

SERVICE ID NUMBER S4567

Diagnostic Password Screen

SERVICE TEMP

MANUAL DIAGNOSTIC VERSION EXIT

FACTORYTEMP

ERRORCODES

FACTORY AND SERVICE DIAGNOSTIC HOME SCREEN

SELECT AN OPERATION

Factory and Service Diagnostic Home Screen

WARNING:

Dacor® Wall Oven Service Manual

Page 8-2

MANUAL DIAGNOSTIC: Use this option to diagnose problems with individual components and cooking modes. SERVICE TEMP: Use this option to modify calibration of the various components in the oven.FACTORY TEMP: The base calibration settings made at the factory. Dacor does not recommend modifying these settings. Use the SERVICE TEMP settings to modify the calibration of the various cooking modes. The SERVICE TEMPmenu modifies the component calibrations based on the FACTORY TEMP settings. If the FACTORY TEMP settings are not tampered with, a service technician can return the oven to the factory settings by setting all the SERVICE TEMP parameters to zero (0). ERROR CODES: Use this option to view the last twenty (20) error codes stored in the oven controller.

See the appropriate section on the following pages for a detailed description on how to use the above diagnostic screens.

When done with the diagnostic screens, press CANCEL/SECURE, to return to the home screen.

Version Screen

OverviewThe center column contains information about the software loaded into the oven controller (LOGIC VERSION).

The left-hand column contains information about the software loaded into the relay board of a single oven or the upper relay board of a double oven.

The right-hand column contains information about the software loaded into the relay board of the lower relay board of a double oven.

The versions and checksums for the upper and lower relay boards on a double oven must match for the oven to work properly.

Oven Controller Software (Center Column) A The logic (software) version of the oven controller software is located in the second row of the center column.

This information below the LOGIC VERSION has no useful purpose for service.

SERVICE TEMP

MANUALDIAGNOSTICVERSION EXIT

FACTORYTEMP

ERRORCODES

FACTORY AND SERVICE DIAGNOSTIC HOME SCREEN

SELECT AN OPERATION

Factory and Service Diagnostic Home Screen

LOGIC VERSION 1.0.0.2-D 27 USER CS: FEE14E45 U CS: 0 L CS: 0

LOWER UPPER[1] U10 1001 [2] U10 EE BD [3] U7 1001 [4] U7 EE 5D

[1] U10 1001 [2] U10 EE BD [3] U7 1001 [4] U7 EE 5D

Version Screen



[1] U10 1001 [2] U10 EE BD [3] U7 1001 [4] U7 EE 5D

Version Screen

A

IMPORTANT:


Page 8-3

Single/Upper Relay Board Software (Left Column) [1] The version of the software programmed into the flash memory in processor U10 on the single/upper relay board.

[2] The checksum value of the software programmed into the EEPROM memory in processor U10 on the single/upper relay board.

[3] The version of the software programmed into the flash memory in processor U7 on the (double) lower relay board.

[4] The checksum value of the software programmed into the EEPROM memory in processor U7 on the (double) lower relay board.

Lower Relay Board Software (Right Column)[1] The version of the software programmed into the flash memory in processor U10 on the single/upper relay board.

[2] The checksum value of the software programmed into the EEPROM memory in processor U10 on the single/upper relay board.

[3] The version of the software programmed into the flash memory in processor U7 on the (double) lower relay board.

[4] The checksum value of the software programmed into the EEPROM memory in processor U7 on the (double) lower relay board.

C

B



[1] U10 1001 [2] U10 EE BD [3] U7 1001 [4] U7 EE 5D

Version Screen

B C


Page 8-4

Manual Diagnostic Screen

The diagnostic screen offers four (4) options for exercising the oven components in a manner that will allow diagnosis of various types of failures:

Outputs

Inputs

Modes 1

Modes 2

See the following pages for a detailed description of each option.

Outputs

This diagnostic mode allows the service technician to turn each output component in the oven on by itself while leaving all other output components off. To turn one of the output components on:

Press the OUTPUTS key.

If servicing a double oven, select the upper or lower oven (press UPPER ON/OFF or LOWER ON/OFF)when prompted to do so.

The OUTPUTS diagnostic screen will appear.

To turn on a particular component, press the appropriate number on the keypad. The display will indicate the component that has been turned on. Check to make sure the appropriate component is functioning normally. Only one (1) output component may be turned on at a time.

To turn off an output component that is on, press the appropriate number on the keypad.

Inputs

This diagnostic screen allows the service technician to monitor all of the input components while stimulus is applied.

MODES 1 INPUTSOUTPUTS EXIT MODES 2

MANUAL DIAGNOSTICS ALLOW SERVICER TO EXERCISE OVEN COMPONENTSAND COOKING MODES INDIVIDUALLY WHILE MONITORING FEEDBACK OF

INPUTS AND BY VISUAL INSPECTION. SELECT OUTPUTS, MODES 1, OR 2; PRESS NUMBER TO TURN ITEM ON.

CHANGE TO INPUTS SCREEN TO VIEW CONSTANT FEEDBACK.

Manual Diagnostic Home Screen

MODES 1 INPUTSOUTPUTSEXIT MODES 2

[1] BAKE INNER OFF [2] BAKE OUTER OFF [3] BROIL INNER OFF [4] BROIL OUTER OFF [5] CONVECT ELEMENT OFF

[6] COOL FAN HI OFF [7] COOL FAN LO OFF [8] CONVECT FAN HI OFF [9] CONVECT FAN LO OFF [0] LATCH MOTOR OFF

Outputs Diagnostic Screen

UPPER LOWER

SELECT UPPER OR LOWER OVEN.

Press UPPER ON/OFF or LOWER ON/OFF


[1] PROBE #1 A/D 98 0[2] PROBE #1 A/D 8B 0[3] PROBE #1 A/D 8F 0[4] PROBE #1 A/D 199 CC [5] MEAT PROBE A/D 0

[6] HALL EFFECT SENSOR 0 [7] CAM SWITCH STATE CLOSED [8] LOCK SWITCH STATE OPEN [9] DOOR SWITCH STATE CLOSED

Inputs Diagnostic Screen


Page 8-5

Temperature Sensor

A hexadecimal number appears after each of the temperature sensor entries. These numbers represent the temperature detected by the sensor. To determine if the temperature sensors are working correctly:

Close the oven door. From the OUTPUTS screen, turn on the bake element. Press the INPUTS key. The hexadecimal numbers after the probe 1, 2, and 3 entries on the display should change in value to indicate a rise in temperature. Probe #4 is not used. Turn off the bake element.

Table 8-1 Temperature Sensor Locations

Meat Probe

A hexadecimal number appears after the meat probe entry on the display. The number represents the temperature detected. To determine if the meat probe is working correctly:

Plug the meat probe into the meat probe socket and suspend it from one of the rack supports. From the OUTPUTS screen, turn on the bake element. Press the INPUTS key. The hexadecimal numbers after the MEAT PROBE entry on the display should change in value to indicate a rise in temperature. Turn off the bake element.

Hall Effect Sensor (Cooling Fan Tachometer)

A number appears after the hall effect sensor entry on the INPUTS screen. It is a read out of the cooling fan speed. To determine if the cooling fan is operating at the proper speed and that the hall effect sensor is working:

From the OUTPUTS screen, turn on the cooling fan at the LO setting. Press the INPUTS key. Take note of the number after the hall effect sensor entry on the INPUTS screen. Go to the OUTPUTS screen and change the cooling fan speed to HI.

Wiring Diagram Call-Out Location RTD1 (Probe #1) Center Right RTD2 (Probe #2) Center Left RTD3 (Probe #3) Upper Right

(Probe #4) Not Used

MODES 1 INPUTS OUTPUTSEXIT MODES 2


[6] HALL EFFECT SENSOR 0[7] CAM SWITCH STATE CLOSED [8] LOCK SWITCH STATE OPEN [9] DOOR SWITCH STATE CLOSED



Page 8-6

Press the INPUTS key. The hall effect sensor reading should be at least 50 units higher than when the fan is on LO.

Cam and Lock Switches

The oven controller uses the cam and lock switches to determine the position of the door latch during the self-clean process. To test the cam and lock switches:

Open the oven door. From the OUTPUTS screen, select the latch motor. Go to the INPUTS screen. Observe the door latch while monitoring the cam or lock switch entries.The cam switch should be closed only when the door latch is completely retracted. The lock switch should be closed only when the door latch is in the latched position. Turn off the latch motor when the latch is completely retracted.

Do not close the oven door unless the door latch is completely retracted.

Modes (1 and 2)

This diagnostic mode allows the service technician to set the oven to a cooking mode without having to exit the diagnostics to the home screen. To turn on one of the oven cooking modes from the FACTORY AND SERVICE DIAGNOSTICS HOME SCREEN:

Press the MODE 1 or MODE 2 key.

If servicing a double oven, select the upper or lower oven.

The MODE diagnostics screen will appear. If the desired oven mode does not appear on the display, press the other mode key.

FRUITS OFF, VEGGIES OFF,and MEATS OFF refer to the three (3) dehydrate modes.

Press the appropriate number on the keypad to select the desired mode of operation.

Check the oven operation according to the cycling chart in Appendix C or the INPUTS screen.

To turn off the oven cooking mode, press the appropriate number on the keypad.

NOTE:


[1] BAKE OFF [2] PURE CONVECTION OFF [3] SURROUND BAKE OFF [4] CONVECTION BAKE OFF [5] SURR CONVECTION BAKE OFF

[6] PURE CONV/SEAR OFF [7] PURE CONVECTION OFF [8] SURROUND ROAST OFF [9] CONVECTION ROAST OFF [0] SURR CONVECTION ROAST OFF

MODES 1 Diagnostic Screen



[6] HALL EFFECT SENSOR 0 [7] CAM SWITCH STATE CLOSED [8] LOCK SWITCH STATE OPEN [9] DOOR SWITCH STATE CLOSED



[1] BROIL OFF [2] MAX BROIL OFF [3] CONVECTION BROIL OFF [4] DEFROST OFF [5] PROOF OFF

[6] FRUITS OFF [7] VEGGIES OFF [8] MEATS OFF

MODES 2 Diagnostic Screen

WARNING:


Page 8-7

Service Temp Screen

The service temp screen allows the service technician to modify the calibration of the various oven cooking modes. The settings on the SERVICE TEMP screen indicate the amount by which the factory calibration settings (see the FACTORY TEMP screen) are raised or lowered. If the FACTORY TEMP calibration settings are not tampered with, a service technician can return the oven to the factory settings by changing all the SERVICE TEMP settings back to zero.

To set the SERVICE TEMP settings:

From the FACTORY AND SERVICE DIAGNOSTIC HOME SCREEN, press the SERVICE TEMP key.

If a double oven is being serviced, select the upper or lower oven (press UPPER ON/OFF or LOWER ON/OFF) when prompted to do so.

A warning screen will appear. Press OK.

The SERVICE TEMP screen will appear. Additional cooking mode settings can be viewed by pressing the NEXT key.

Two (2) temperature settings appear at the end of each cooking mode entry. For example [1] BAKE +10/+20.The first number is the previous SERVICE TEMPsetting. The second number is the current SERVICE TEMP setting. The current temperature setting becomes the previous temperature setting when a new temperature setting is entered. Press the RESET key, to return all the current settings to the values of the previous settings.

To change the current setting for a particular mode:

Press mode number on the keypad.

Press the +5 F or -5 F keys repeatedly until the desired temperature shift appears on the display. The setting can be varied by up to +/- 35 F.

To make changes to additional cooking modes, press the appropriate number on the keypad and enter the temperature change in the same manner.

Press OK when done changing the temperature settings. The temperature values entered will offset the values in the FACTORY TEMP menu.

Factory Temp Screen

These are the base calibration settings made at the factory. Dacor does not recommend modifying these settings. If the FACTORY TEMP settings must be changed, they are changed in the same manner as the SERVICE TEMP settings.

RESET-5 F+5 FOK NEXT

[1] BAKE +0/+0 [2] PCONV BAKE +0/+0 [3] SURR BAKE +0/+0 [4] CONV BAKE +0/+0 [5] SCONV BAKE +0/+0

[6] PCONV/SEAR +0/+0 [7] PCONV ROAST +0/+0 [8] SURR ROAST +0/+0 [9] CONV ROAST +0/+0 [0] SCONV ROAST +0/+0

SERVICE TEMP Screen

OK

WARNING: CHANGES IN THIS AREA ARE IN ADDITION TO FACTORY CAL. SETTINGS UNDER THE FACTORY TEMP CALIBRATION SCREEN.

USE THIS AREA TO DO FIELD ADJUSTMENTS TO FINE TUNE OVEN. SELECT OK TO RETURN TO THE EDIT SCREEN.

SET SERVICE OFFSETS TO +0 TO RETRUN TO FACTORY DEFAULT. PRESS OK TO CONTINUE

SERVCE TEMP Warning Screen


-8

Error Codes Screen

The ERROR CODES screen displays the twenty (20) most recent error codes stored in the oven controller. To access the ERROR CODES screen:

From the FACTORY AND SERVICE DIAGNOSTIC HOME SCREEN, press the ERROR CODES key.

The most recent error code will appear in the number [1] position on the display. When a new error code is written to the oven controller, the new error code will appear in the number [1] position.

CLEAR ALL EXIT

[1] U32 TEMP SENSOR[2] U50 LATCH/DOOR [3] U61 COOLING FAN [4] NO ERRORS [5] NO ERRORS

[6] NO ERRORS [7] NO ERRORS [8] NO ERRORS [9] NO ERRORS [0] NO ERRORS

ERROR CODES Screen


Page 8-9

Component Access and Disassembly Turn off the electrical power supply to the appliance prior to servicing it. Failure to disconnect the power supply during service may result in an electrical shock or fire hazard.

Door RemovalOn double ovens: Remove the lower door first. Otherwise, damage to the top of the lower door may occur when the upper door is removed.

Do not attempt to disengage the hinge locks on the door while it is removed from the oven. The hinge springs could release, causing personal injury.

Do not lift or carry the oven door by the door handle.

Open the oven door completely.

Pull the hinge locks forward on both hinges, until they stop.

Raise the door so that it is at a 15° angle from the front of the oven. Hold the door with one hand on each side. Lift the door up and out.

See page 8-20 for door disassembly and repair instructions.

WARNING:

Hinge Lock

WARNING:

WARNING:

WARNING:

Door Removal


Page 8-10

Door InstallationBe sure that the notch on the bottom of each hinge rests on top of the lower lip of EACH hinge receptacle before attempting to open the oven door. Failure to do so may cause the door to fall off its hinges, resulting in personal injury or damage to the door.

Rotate the hinge locks toward front of the oven immediately after installation of the door. Failure to do so may cause the door to fall off its hinges, resulting in personal injury or damage to the door.

On double ovens: Install the upper door first. Otherwise, damage to the top of the lower door may occur.

Grasp the oven door on opposite sides and hold it at a 15 angle from the front of the oven. Slide the hinges A into the hinge openings B , resting the bottom of the hinge arms C on the lower lip D of the hinge receptacles. Continue to hold the door at a 15 angle with one hand while pushing in on the each of the bottom corners of the door. Push until the notch E on the bottom of each hinge slips over the lower lip D of each hinge receptacle.

Lower the door to the fully opened position.

Rotate the two hinge locks toward the oven.

Open and close the door completely to ensure that it is properly installed.

Remove any protective plastic from the front of the oven and any packaging from inside the oven.

WARNING:

WARNING:

WARNING:

Door Installation

Hinge

C

A

E

Hinge Opening and Receptacle

B

D


Page 8-11

Removing the Oven from the WallUse an appliance dolly to move the appliance when installing it or removing it from the wall for service. Use of an appliance dolly will minimize the risk of personal injury as a result of the oven tipping.

Hold the oven steady when removing it from the wall. Otherwise, the oven will have a tendency to tip forward, increasing the risk of personal injury.

Do not use the door or the door handles to lift, carry, or move the oven. Personal injury may result.

Not all service procedures require that the oven be removed from the wall. See the appropriate procedure to determine if removal from the wall is necessary.

Remove the oven door(s) as described on page 8-9. Due to the weight of this appliance, removing the door(s) will significantly reduce the lifting load. Removing the door(s) will also providing the technician with a place to grip the oven when removing it from the wall.

Remove the mounting screws that hold the oven in place. The screws are located inside the door jams of oven on the trim posts on both sides of the oven. There are two possible locations F for the mounting screws on the trim post G : facing the front of the oven or facing in toward the oven chamber. Singleovens are held in place by four (4) screws. Double ovens are held in place by six (6) screws.

Remove the oven racks from the oven.

Pull the oven out of the wall toward you, using the gripping points and side handles. Hold it steady as you pull. Some service procedures only require that you pull the oven out the few inches. Other service procedures require that the oven be pulled completely out of the wall. See the appropriate part replacement procedure to determine how far to remove the oven from the wall.

To reinstall the oven, see the installation procedure on page 3-13.

WARNING:

WARNING:

WARNING:

NOTE:

F

G

F

Oven Mounting Screw Locations

Gripping Point

Gripping Point

Gripping Point

Handle

Gripping Points


Page 8-12

Oven Chamber ComponentsSmoke Eliminator

Turn off the electrical power supply to the appliance prior to servicing it. Failure to disconnect the power supply during service may result in an electrical shock or fire hazard.

Each oven chamber is equipped with two smoke eliminators. One is accessible from inside the oven chamber, the other is located inside the chassis directly above the one inside the oven chamber*. The smoke eliminator(s) located inside the oven chamber(s) can be replaced without removing the oven from the wall. The chassis smoke eliminator(s) require that the oven be removed from the wall to be replaced.

* There is one exception. There is no chassis smoke eliminator for the upper chamber of a double oven.

Remove the oven door(s) as described on page 8-9.

Remove the oven racks from the oven chamber.

The oven chamber smoke eliminator A is located on the ceiling of the oven chamber behind the broil element, above the convection fan B .

Remove the three (3) screws that hold the smoke eliminator in place. Be careful not to scratch the back of the oven with the screwdriver during removal and installation.

To install the smoke eliminator, fasten it in place with the three (3) existing screws.

Reinstall the oven door(s) as described on page 8-10.

WARNING:

NOTE:

A

B

Smoke Eliminator on Oven Ceiling


Page 8-13

Convection Element and Fan


Convection Baffle RemovalRemove the oven door(s) as described on page 8-9.


Remove the convection filter by lifting it up and out.

Remove the four (4) screws that hold the convection baffle in place. The screws are located near the four corners of the baffle at the back of the oven.

Remove the convection baffle.

Convection Element DisassemblyRemove the three (3) screws holding the convection element in place.

Grasp the convection element at the base and pull it out slowly with a gentle, rocking motion. Do not pull the convection element out too quickly because the wires that connect to the element could pull free inside the oven wall.

Disconnect the wires from the terminals of the element and remove it from the oven.

To replace the convection element: Place the convection element in the oven and attach the wires to the terminals. Grasp the convection element at the base and push it slowly back into place with a gentle rocking motion. Replace the three (3) mounting screws that hold

WARNING:

Convection Element Screw Locations

Convection Baffle Screw Locations

Convection Element Removal


Page 8-14

the convection element in place.

Convection Fan RemovalTo remove the convection fan, hold it with one hand and turn the nut clockwise with a wrench.

When replacing the fan, make sure that the washer is installed behind the fan blade before replacing the fan. Use a wrench to tighten the nut counterclockwise.

Convection Baffle Installation

Install the convection baffle against the back wall of the oven with the large square hole C located on the bottom left.

Replace the four (4) mounting screws that hold the baffle in place.

Replace the convection filter.


Test the oven to ensure that repairs were properly completed.

C

Convection Baffle Orientation

Convection Fan Nut Removal


Page 8-15

Bake Element Assembly Removal


The bake element wires must be properly labeled so that they can be connected to the same terminal when the element is replaced. If the wires are not properly connected, the oven will not function properly.

When removing it from the oven, do not hold the bake element assembly by the wires. Damage to the bake element terminals may result.

Exercise caution when handling the bake element when it is removed from the oven. The insulation around the edge of the bake element is fragile and can be damaged easily.



Remove the eight (8) screws that hold the bake element frame D in place on the floor of the oven.

Remove the bake element frame and glass E .

If replacing the bake element F , pull it up and out of the floor of the oven. Label the wires that connect to the bake element terminals G . When reconnecting the wires, make sure that the wires are connected to the proper terminal.

If replacing the bake element glass, make sure that the smooth side of the glass is facing up when placing it in the oven.

When reassembling the bake element in the floor of the oven, place the bake element glass inside the bake element frame and place it over the top of the bake element in the floor of the oven.

Hold the bake element frame in place with one hand while replacing the eight (8) existing screws that hold it in place.



WARNING:

IMPORTANT:

IMPORTANT:

IMPORTANT:

F

G

Bake Element Removal

D

E

Bake Element Components


Page 8-16

Broil Element Assembly Removal


The broil element wires must be properly labeled so that they can be connected to the same terminal when the element is replaced. If the wires are not properly connected, the oven will not function properly.

When removing it from the oven, do not hold the broil element assembly by the wires. Damage to the broil element terminals may result.

Exercise caution when handling the broil element when the broil element assembly is disassembled. The insulation around the edges of the broil element is fragile and can be damaged easily.



Holding the broil element assembly in place with one hand, remove the eight (8) screws that hold it in place.

Gently lower the broil element out of the ceiling of the oven chamber.

Label the wires that connect to the broil element.

Gently remove the broil element wires from the terminal block on the broil element assembly.

WARNING:

IMPORTANT:

IMPORTANT:

IMPORTANT:

Broil Element Terminal Block

Broil Element Removal


Page 8-17

Place the broil element assembly on a flat, padded surface and remove the screws from each of the four (4) corners.

The broil element assembly separates into three (3) components, the broil element H , the broil element frame D , and the broil element glass J .

To reassemble the broil element assembly, use the four (4) existing screws. The smooth side of the broil element glass should face away from the broil element. During reassembly, make sure that the broil element terminals K and the smoke eliminator cutout L are on the same side.

Place the broil element into the oven chamber with the glass facing down and the terminals toward the back of the oven.

Lift the back of the element up and reconnect the broil element wires to the terminals on the broil element assembly. Make sure that the wires are connected to the proper terminals.

Insert the broil element assembly into the hole in the oven ceiling while pushing the broil element wires into the access hole toward the back.

Hold the broil element assembly in place with one hand while replacing the eight (8) existing screws that hold it in place.



D

JH

L

K

Broil Element Components

Broil Element Disassembly

Connecting the Broil Element Wires


Page 8-18

Temperature Sensor Removal




Rack Support Removal

Remove the four (4) screws that hold the rack support (on the appropriate side) in place. Be careful not to scratch the inside surface of the oven when removing it.

Temperature sensor removalRemove the two (2) screws that hold the temperature sensor M in place.

When removing the temperature sensor, pull the wires attached to the sensor gently toward you through the hole in the back of the oven to expose the connector. Do not pull hard on the wires because the connector may come loose inside the oven wall. Use a screwdriver, if necessary, to move the insulation around behind the hole to allow the connector to slide out into the oven chamber.

Table 8-2 Temperature Sensor Locations

Disconnect the temperature sensor wires at the connector N and remove the temperature sensor.

When reinstalling the temperature sensor, gently push the connector and excess wire through the access hole and insulation at the back of the oven.

Tighten the temperature sensor into place with the two (2) existing mounting screws.

WARNING:

M

Temperature Sensor (1 of 3 Inside Oven)

Rack Support Screw Removal

N

Temperature Sensor Connector

Wiring Diagram Call-Out Location RTD1 Center Right RTD2 Center Left RTD3 Upper Right


Page 8-19

Rack Support Installation

To prevent scratching of the oven and wall, replace the rack support only in the manner specified below.

Insert the end of the rack support with the two (2) vertical bars O first. Insert the rack support into the oven at a 45° angle to the sidewall, placing the two vertical bars behind the temperature sensor P .

Rotate the rack support into place, matching the four (4) protruding pins Q on the rack support to the holes R in the oven wall.

Mount the rack support in place using the four (4) existing screws.



IMPORTANT:

RP

O

Q

R



Page 8-20

Door ComponentsDoor Gasket (seal)


Lay the door on a flat, padded surface with the door gasket A facing up.

Remove the gasket by grasping sections of it and pulling up.

Insert the self-locking tabs on the replacement gasket into the holes on the oven door. Check to make sure that all of the self-locking tabs are firmly in place by pulling gently on the gasket.


Door Handle


Lay the door on a flat, padded surface with the door gasket facing up.

Remove the two (2) screws B in the top corners of the door.

Grasp the door with one hand and pull up. Pull the door handle out from underneath.

To reinstall the door handle, grasp the door with one hand and pull up. Hold the handle in position on the front. Lower the door onto the padded surface.

Replace the two (2) screws in the top corners of the door and tighten into place. Do not over-tighten the screws, because the front door glass could crack.


A

Door Gasket Location

Door Handle Screw Locations

B B


Page 8-21

Front Door Glass Assembly

To prevent personal injury, use gloves when handling glass components that are broken or shattered.



Remove the two (2) screws B in the top corners of the door and the two (2) inner screws C on the bottom of the door.

The outer screws D on the bottom of the door are part of the hinge assembly.

Grasp the top end of the door with one hand and pull up. Pull the door handle out from underneath.

Holding the door tightly with both hands, turn it over and place it on the flat, padded surface with the front door glass facing up. Be careful to hold the door assembly tightly while turning it over, since the screws that hold it together have been removed.

Grab the front door glass assembly with both hands and remove it.

If the silicone door gaskets E require replacement, replace them while the front door glass is removed.

Make sure that the door spacers F in the top corners of the door are still in place before putting the front door glass back into in place.

When replacing the front door glass assembly G , the tabs on the bottom should rest inside of the tabs on the door liner H .

Holding the door tightly with both hands, turn it over and place it on the flat, padded surface with the door gasket facing up.

To reinstall the door handle, grasp the top end of the door with one hand and pull up. Hold the handle in position on the front. Lower the door onto the padded surface.

Replace the four (4) screws in the top corners and bottom and of the door and tighten into place. Do not over-tighten the screws because the door glass could crack.


WARNING:

NOTE:

E

B

D D

C C

B

Oven Door Screws Locations

H

G

Front Door Glass and Handle Reassembly

F

E

F

E

E

Door Gasket and Spacer Locations


Page 8-22

Door Switch Magnet and Hinges




The two outer screws D on the bottom of the door are part of the hinge assembly.



Grab the front door glass assembly with both hands and remove it.

If you are replacing the door magnet I (located in the top right corner below the door spacer F ), use a screwdriver to break the plastic tabs on the side of the magnet that hold it in place. Push the old door magnet assembly out through the back of the door assembly. Insert the replacement door magnet into the door magnet mounting hole and push it in until it locks firmly into place.

If you are replacing one of the hinges, remove the three (3) screws J that hold the hinge cover plate K and the hinge L in place.

NOTE:

B

I

B

D D

C C

B

Oven Door Screw Locations

J

J

K

J

L

Door Hinge Screw Locations

Door Magnet and Door Spacer

F

I


Page 8-23

With the hinge cover plate removed, pry up the hinge L with a screwdriver. Insert the replacement hinge into place and install using the two (2) existing screws that hold it in place. Replace the hinge cover plate and the three (3) existing screws that hold it in place.

Make sure that the door spacers F in the top corners of the door are in place before replacing the front door glass assembly.


Holding the door tightly with both hands, turn it over and place it on the padded surface with the door gasket facing up.


Replace the four (4) screws in the top corners and bottom and of the door and tighten into place. Do not over-tighten the screws, because the door glass could crack.


E

E

F F

Door Spacer Placement

L

Hinge Removal

H

G

Front Door Glass Reassembly


Page 8-24

Inner Door and Window Assembly

To prevent personal injury, use gloves when handling glass components that are broken or shattered.




The two outer screws D on the bottom of the door are part of the hinge assembly.



Grab the front door glass with both hands and remove it.

Remove the six (6) screws N that hold the inner heat shield O in place. Lift the outer heat shield up and out towards the top of the door. Take care not to damage the door magnet I .

Remove the three (3) screws P that hold the lower outer heat shield in place. Lift the lower outer heat shield up and out towards the top of the door.

Remove the five (5) remaining screws Q that hold the upper outer heat shield in place. Lift up and remove the upper outer heat shield toward the top of the door. Take care not to damage the door magnet.

WARNING:

NOTE:

B

D D

C C

B

Oven Door Screw Locations

Q Q Q

Q Q

P P P

Lower Outer and Outer Heat ShieldScrew Locations

NN

N

O

N

Inner Heat Shield Screw Locations

I


Page 8-25

Push the glass window assembly out of the door liner from the bottom and lift it out.

Replace the window glass assembly. The seam R in the metal rim around the glass must be put toward the top of the door.

Replace the upper outer heat shield and tighten into place using the five (5) existing screws.

Replace the lower outer heat shield and tighten into place using the three (3) existing screws.

Replace the inner heat shield and tighten into place using the six (6) existing screws.

Make sure that the door spacers F in the top corners of the door are in place before putting the replacement door glass in place.


Holding the door tightly with both hands, turn it over and place it on the flat, padded surface with the door gasket facing up.


Replace the four (4) screws in the top corners and bottom and of the door and tighten into place. Do not over-tighten the screws, because the door glass could crack.


F F

Door Spacer Placement

H

G

Front Door Glass Reassembly

Inner Door Glass Assembly Removal

R


Page 8-26

Control PanelTurn off the electrical power supply to the appliance prior to servicing it. Failure to disconnect the power supply during service may result in an electrical shock or fire hazard.

The control panel, power supply, and relay board assemblies in this oven contain electronic components that are sensitive to electrostatic discharge (ESD). Wear a properly grounded antistatic wrist strap when handling or servicing the printed circuit assemblies. Insert the ESD sensitive circuit boards into antistatic bags before placing them on any surface other than the oven chassis.

Remove the oven from the wall as specified on page 8-10.

Remove the four (4) screws from the top of the oven immediately in back the control panel.

Remove the six (6) screws from the bottom of the control panel.

Grab the sides of control panel with both hands and pull it forward with a gentle rocking motion until it comes loose from the front of the oven.

WARNING:

WARNING:

Screws on Top of Control Panel

Screws on Bottom of Control Panel

Control Panel Removal


Page 8-27

Disconnect the wires A from the back of the control panel printed circuit board assembly.

When replacing the control panel, connect the wires from the oven to the printed circuit board assembly on the back of the control panel. Match the location marked to on the connectors to the locations marked on the printed circuit board. Single ovens have two (2) connections, while double oven models have three (3).

Oven Controller Removal

Remove the four (4) screws B that hold the oven controller C in place.

Remove both of the display flex connectors from the two (2) sockets on the back of the oven controller board.

Pull the oven controller off the back of the LED board with a gentle rocking motion.

U

A

Control Panel Wiring

Display Flex Connections

A

Oven Controller Screw Locations

B

B

B

B

C


Page 8-28

LED Board Removal

Remove the four (4) screws that hold the LED board on the back of the touch panel.

Remove the LED board from the back of the touch panel.

LCD Display Removal

The LCD display is mounted to the back of the LED board.

Pull out gently on the display while prying the six (6) display retention clips loose on the other side of the LED board.

Remove the display from the back of the LED board.

To reinstall the control panel:

Reassemble the control panel in the reverse order.

Install the control panel in its original position and replace the ten (10) screws that hold it in place.



Reinstall the oven as shown in the installation section of this manual (see page 3-13).

LCD Display Removal

LED Board Screw Locations

Display Retention Clip Locations


Page 8-29

Components Behind the Control PanelTurn off the electrical power supply to the appliance prior to servicing it. Failure to disconnect the power supply during service may result in an electrical shock or fire hazard.

Power Supply and Relay Boards

The control panel, power supply, and relay board assemblies in this wall oven contain electronic components that are sensitive to electrostatic discharge or ESD. Wear a properly grounded antistatic wrist strap when handling or servicing the printed circuit assemblies. Insert the ESD sensitive circuit boards into antistatic bags before placing them on any surface other than the oven chassis.

Remove the oven completely from the wall as specified on page 8-10.

Remove the four (4) screws that hold the top access panel in place on the top of the oven. Remove the access panel.

When replacing the power supply A , or a relay board B C , remove the connectors from the assembly being replaced. Take note of the orientation of the power supply or relay board in relation to the front of the oven D before removal. A double oven has two relay boards (lower B and upper C ) while a single ovenhas only one on the left side of the chassis B .

WARNING:

WARNING:

Access Panel Removal

Power Supply and Relay Boards

A

B C

D


Page 8-30

To release the relay board or power supply, pinch the end of the stand-offs with a pair of needle nose pliers while gently pulling up on the printed circuit board.

The switch on the top of the relay board must be set to the correct position for the oven to work properly.

If replacing a relay board, set the switch (SW1) on top of the board to “LOWER” or “UPPER” as appropriate. On single ovens, set SW1 to “UPPER”. Place the board in the same orientation as the board that was removed.

If replacing the power supply board, install it in the same orientation as the power supply that was

removed.

Reconnect the wiring harness according to the wiring diagram (Appendix D). Make sure that all wires are properly held in place by the wire clips inside the access panel.

Holding the access panel with both hands, insert the lip of the access panel underneath the back edge of the access panel hole. Be careful not to pinch any of the wires.

Secure the access panel in place with the four (4) existing screws.



Reinstall the oven as a shown in the installation section of this manual (see page 3-13).

Replacing the Access Panel

Circuit Board Removal

IMPORTANT:


Page 8-31

Door Latch and High Limit Switch

Accessing the door latch and high limit switch requires that oven's top panel be removed. When the top panel is removed, the oven’s printed circuit assemblies are exposed. The printed circuit assemblies contain electronic components that are sensitive to electrostatic discharge or ESD. Wear a properly grounded anti-static wrist strap when touching or servicing the printed circuit assemblies.

To replace the door latch or high limit switch on the bottom chamber of a double oven, see page 8-49.


Remove the four (4) screws that hold the access panel on the top of the oven in place and remove it (reference page 8-29).

Remove the three (3) screws E that hold the door latch access panel F in place. The door latch access panel is located directly behind the control panel D .

Remove the door latch access panel and the wiring harness G from one side of the door latch access panel to allow access to the door latch and the high limit switch.

If replacing the door latch: Remove the two (2) screws that hold the door latch in place just below the front of the control panel.Pull the door latch out of the door latch access hole.Label the wires and disconnect them from the door latch. Connect the replacement door latch to the wiring harness, as labeled. Insert the door latch back into the access hole and line up the screws holes on the latch with the mounting holes below the control panel. Replace the two (2) screws that hold the door latch in place on the front of the oven.

WARNING:

E D

E

F

E

G

Single/Top Door Latch Access Panel

Door Latch Screw Locations

NOTE:


Page 8-32

If replacing the high limit switch: Remove the two (2) screws that hold the high limit switch H in place. They removed through access holes J next to the door latch access hole I .

Pull the high limit switch out of the access hole. Label and disconnect the wires. Connect the replacement high limit switch to the wiring harness as labeled. Insert the replacement high limit switch into the access hole and install it using the two (2) existing screws.

Reattach the wiring harness to the door latch access panel F . Make sure that the cable bushing is in place.

Attach the door latch access panel using the existing three (3) screws.

Holding the access panel with both hands, insert the lip of the access panel underneath the back edge of the access panel hole. Be careful not to pinch any of the wires.

Secure the access panel in place with the four (4) existing screws.




Replacing the Access Panel

High Limit Switch Screw Locations

H I

J J

F


Page 8-33

Door Switch

Accessing the door switch requires that oven's top panel be removed. When the top panel is removed, the oven’s printed circuit assemblies are exposed. The printed circuit assemblies contain electronic components that are sensitive to electrostatic discharge or ESD. Wear a properly grounded anti-static wrist strap when touching or servicing the printed circuit assemblies.

For lower door switch removal on a double oven, see page 8-51.


Remove the top cover K by removing the eighteen (18) screws that hold it in place. It is NOT necessary to remove the access panel L in the center of the top cover.

Remove the two (2) screws that connect the trim panels to the control panel. Removal of the two (2) control panel screws is required to allow the chassis to be raised for access to the switch.

Remove the four (4) screws (2 on each side M ) that hold the printed circuit chassis N to the top of the oven.

WARNING:

NOTE:

Control Panel Trim Post Screw Location

LK

Oven Top Panel and Access Panel

M

N

M

Chassis Mounting Screw Locations


Page 8-34

Hold the printed circuit chassis N up from the back of the oven and reach underneath to disconnect the door switch O from the wiring harness.

Use a screwdriver to break off the plastic tabs that hold the switch in place.

Push the switch out through the front of the oven.

Insert the replacement switch, wires first, through the front of the oven. Push in on the switch until it locks firmly into place.

From the back side of the oven, reconnect the door switch to the wiring harness.

Replace the four (4) screws that hold the chassis to the top of the oven.

Replace the two (2) screws that connect the trim posts to the control panel.

Replace the top cover.




Smoke Eliminator, Chassis, Single Oven

Accessing the chassis smoke eliminator requires that oven's top panel be removed. When the top panel is removed, the oven’s printed circuit assemblies are exposed. The printed circuit assemblies contain electronic components that are sensitive to electrostatic discharge or ESD. Wear a properly grounded anti-static wrist strap when touching or servicing the printed circuit assemblies.

For removal of the oven chamber smoke eliminator see page 8-12. For removal of the chassis smoke eliminator for a double oven, see page 8-52.

Remove the oven completely from the wall as shown on page 8-10.

Remove the top cover K by removing the eighteen (18) screws that hold it in place. It is NOT necessary to remove the access panel L in the center of the top cover.

WARNING:

NOTE:

LK


N

O

Door Switch Location


Page 8-35

Remove the two (2) screws that hold the smoke eliminator duct (cover) P in place.

Remove the three (3) screws that hold the smoke eliminator Q in place.

Install the replacement smoke eliminator using the three (3) existing screws.

Replace the smoke eliminator duct (cover) using the two (2) existing screws.





P

Single /Top Upper Smoke Eliminator Duct (cover)

Q

Single/Top Upper Smoke Eliminator


Page 8-36

Components Behind the Side PanelsTurn off the electrical power supply to the appliance prior to servicing it. Failure to disconnect the power supply during service may result in an electrical shock or fire hazard.

Light Fixtures

To prevent electrical shock and/or personal injury, make certain that the oven and light bulb(s) are cool and that power to the oven has been turned off at the main power supply before replacing the light bulb(s).

Always ensure that the lens cover is in place when using the oven. The lens cover protects the bulbs from breakage that can be caused by high temperatures or being bumped.

Accessing the light fixture wiring requires that oven's top panel be removed. When the top panel is removed, the oven’s printed circuit assemblies are exposed. The printed circuit assemblies contain electronic components that are sensitive to electrostatic discharge or ESD. Wear a properly grounded antistatic wrist strap when touching or servicing the printed circuit assemblies.

Do not touch the halogen light bulbs with your fingers. Hand oils will stick to the bulb and cause it to burn out faster than normal. Use a glove when handling them.

Light bulb replacement is considered to be a homeowner maintenance operation.


Remove the trim post from the same side of the oven as the light fixture requiring service:

Remove the screw that attaches the top of the trim post to the bottom of the control panel.

WARNING:

WARNING:

WARNING:

IMPORTANT:

NOTE:


WARNING:


Page 8-37

Remove the screws that attach the trim post to the side of the oven. On a single oven there are three (3), on a double oven there are six (6).

Remove the ten (10) screws that hold the case side cover in place on the same side of the oven as the light fixture requiring service. If you are servicing a double oven, you need only remove the side panel for the oven chamber with the light fixture that requires service.

Remove the top panel A by removing the eighteen (18) screws that hold it in place. It is NOT necessary to remove the access panel B in the center of the top panel.

Trim Post Side Screws

Case Side Cover Screw Locations

BA



Page 8-38

The wires for the light fixtures (and the meat probe socket) run up the side of the oven chamber behind the case side covers.

Single ovens and upper double oven: Expose the connector for the light fixture by pushing the connector through the floor of the chassis and pulling the wires out through the access hole in the side of the oven chamber. Remove the bushing on the floor of the oven to make it easier to push the connector out of the chassis.

Lower double oven: Expose the connector for the light fixture by pulling the wires out through the access hole in the side of the oven chamber.

Remove the four (4) screws that hold the rack support in place in front of the light fixture being serviced. Be careful not to scratch the inside surface of the oven when removing the rack support.

Light Fixture Connector

Rack Support Screw Locations


Page 8-39

Use the lens stick with caution. Do not cause uneven stress on the lens.

Gently insert the pointed end of the lens pry stick (Dacor Part No. 62974), supplied with the oven, under the center edge of the lens. Hold your hand under the lens for support, then pull it straight out.

Using a glove, pull the light bulb straight out of the light socket (do not turn).

Using a glove, insert the bulb into the replacement light fixture socket. If replacing the bulb, use only Dacor light bulb Part No. 92317.

Using a screwdriver, pry the locking tabs toward the back of the old light fixture forward. Prying the tabs forward will allow the fixture to be removed from the oven wall.

Pull the light fixture out of the hole in the side of the oven, pulling the wire and connector with it. Use a screwdriver, if necessary, to move the insulation around behind the hole to allow the connector to slide out of the wall into the oven chamber.

Gently push the connector and wire attached to the replacement light fixture through the hole and insulation in the wall of the oven. Use a screwdriver, if necessary, to move the insulation around behind the hole to allow the connector to pass through to the outside of the oven chamber.

Reconnect the light fixture wiring to the connector on the side of the oven. Push the light fixture connector back into the access hole.

Single ovens and upper double oven: Pull the light fixture connector up into the chassis. If necessary, reposition the meat probe connector in the same way. Replace the wire bushing.

On single and upper double ovens, the light fixture (and meat probe) connectors must be pulled up into the chassis to prevent restriction of airflow.

Reinstall the lens cover by aligning the cover over the

IMPORTANT:

Light Fixture Removal

Light Fixture Lens Removal

Light Fixture Tabs

WARNING:


Page 8-40

opening and gently pressing it into its original position. Be sure that the side of the lens cover with the cutout is toward the front of the oven, by the light socket.

To prevent scratching of the oven and wall, replace the rack support only in the manner specified below.

Insert the end of the rack support with the two (2) vertical bars first C . Insert the rack support into the oven at a 45° angle to the sidewall, placing the two (2) vertical bars behind the temperature sensor D .

Rotate the rack support into place, matching the four (4) protruding pins E on the rack support to the holes F on the side of the oven wall.

Mount the rack support in place using the four (4) existing screws.

Reinstall the side panel using the ten (10) existing screws.




Replace the trim post using the existing screws. One of the screws is inserted through the top of the trim post into the control panel. A single oven has three (3) screws holding the side of the trim post in place, while a double oven has six (6) screws holding the side of the trim post in place.


IMPORTANT:

FD

C

E

F



Page 8-41

Meat Probe Socket

Accessing the meat probe socket wiring requires that oven's top panel be removed. When the top panel is removed, the oven’s printed circuit assemblies are exposed. The printed circuit assemblies contain electronic components that are sensitive to electrostatic discharge or ESD. Wear a properly grounded antistatic wrist strap when touching or servicing the printed circuit assemblies.


Remove the trim post from the left side of the oven (as you face the front):

Remove the screw that attaches the top of the trim post to the bottom of the control panel.

Remove the screws that attach the trim post to the left side cover of the oven. On a single oven there are three (3), on a double oven there are six (6).

Trim Post Side Screws


WARNING:


Page 8-42

Remove the ten (10) screws that hold the left case side cover in place. If you are servicing a double oven,you need only remove the side panel for the oven chamber with the meat probe socket that requires service.

Remove the top panel A by removing the eighteen (18) screws that hold it in place. It is NOT necessary to remove the access panel B in the center of the top panel.

The wires for the meat probe socket run up the left side (along with the light fixture wires) of the oven behind the left case side cover.

Single ovens and upper double oven: Expose the connector for the meat probe socket by pushing the connector through the floor of the chassis and pulling the wires out through the access hole in the side of the oven chamber. Remove the bushing on the floor of the oven to make it easier to push the connector out of the chassis.

Lower double oven: Expose the connector for the meat probe socket by pulling the wires out through the access hole in the side of the oven chamber.

Disconnect the meat probe wires from the connector. Meat Probe and Light Fixture Connectors

Case Side Cover Screw Locations

BA



Page 8-43

Using a 3/8” nut driver, remove the nut that holds the meat probe socket in place.

Push the meat probe socket through the insulation and wire access hole in the wall of the oven. Use a screwdriver, if necessary, to move the insulation around behind the hole to allow the socket to pass through to the outside of the oven chamber.

From the outside of the oven, push the replacement meat probe socket through the wire access hole and insulation in the wall of the oven. Guide the threaded end of the socket into the meat probe socket mounting hole. Use a screwdriver, if necessary, to move the insulation around behind the hole to allow the socket through from the outside of the oven chamber.

Reconnect the meat probe wiring to the connector on the side of the oven. Push the meat probe connector back into the access hole.

Single ovens and upper double oven: Pull the meat probe connector up into the chassis. Reposition the light fixture connector in the same way. Replace the wire bushing.

On single and upper double ovens,the meat probe (and light fixture) connectors must be pulled up into the chassis to prevent restriction of airflow.

Replace the bushing on the floor of the chassis.

Reinstall the case side cover using the ten (10) existing screws.




Meat Probe Socket Nut

Meat Probe Socket Removal

WARNING:


Page 8-44

Replace the trim post using the existing screws. One of the screws is inserted through the top of the trim post into the control panel. The remaining screws attach the trim post to the side of the oven. A single oven has three (3) screws holding the side of the trim post in place, while a double oven has six (6) screws holding the side of the trim post in place.



Page 8-45

Components Behind the Back CoverTurn off the electrical power supply to the appliance prior to servicing it. Failure to disconnect the power supply during service may result in an electrical shock or fire hazard.

Removing the Back Cover


Remove the screws from the back cover A . Some of the screws that hold the cover in place are located around sides B . See Table 8-3 for the number and location of screws.

Table 8-3 Back Cover Screws

WARNING:

Number of Screws in:

SingleOven

Double Oven

Back Cover 14 21 Left Side of Back Cover* 2 6 Right Side of Back Cover* 4 7

* Facing the Back of the Oven

BA

Back Cover

Back Cover Removal


Page 8-46

Convection Fan (motor)

Remove the convection fan blade from inside the oven. See convection fan (blade) removal on page 8-13.

With the convection fan and back cover removed (see page 8-45), disconnect the three (3) power wires connected to the fan motor C .

Table 8-4 Convection Fan Wiring

Remove the three (3) screws D that hold the convection fan motor in place.

To reinstall the convection fan assembly: Place the convection fan against the back wall of the oven with the electrical terminals E facing up. Attach the fan motor to the back of the oven using the three (3) existing screws. Attach the fan motor wires to the three (3) terminals on the fan motor according to Table 8-4. Reinstall the convection fan and reinstall the convection baffle. Be sure that the convection baffle is in the correct orientation (large square hole on the bottom left, see page 8-14).

Replace the back cover.




Terminal Wire Color Low (L) Orange High (H) Brown

Neutral (N) Yellow

C

Convection Fan Motor Terminals

E

D

D

D

Convection Fan Assembly


Page 8-47

Cooling Fan (blower)

Accessing the cooling fan for a single oven or upper double oven requires that oven's top panel be removed. When the top panel is removed, the oven’s printed circuit assemblies are exposed. The printed circuit assemblies contain electronic components that are sensitive to electrostatic discharge or ESD. Wear a properly grounded antistatic wrist strap when touching or servicing the printed circuit assemblies.

The following steps do not apply to the lower cooling fan on a double oven. For removal of the lower cooling fan on a double oven, see page 8-48.

Remove the top panel F by removing the eighteen (18) screws that hold it in place. It is NOT necessary to remove the access panel G in the center of the top panel.

With the back cover removed (see page 8-45), disconnect the tachometer connector H and the three (3) power wires I that are connected to the motor.

Table 8-5 Cooling Fan Wiring

Remove the four (4) screws J at the base of the blower. Remove the cooling fan assembly.

To reinstall the cooling fan assembly: Inspect the fan first. Make sure the fan spins freely. The fan blades must be straight and not dented, so that there is no vibration when spinning.Line up the four (4) screw holes on the blower with the mounting holes in the exhaust ducts that hold the cooling fan assembly in place. The motor should be on the left side, as you face the back of the oven. Insert the four (4) existing screws into the holes and tighten into place. Plug the tachometer connector into the tachometer receptacle on the motor. Connect the three (3) power wires to the terminals on the cooling fan assembly according to Table 8-5.

Replace the back and top covers.



WARNING:

NOTE:

I

I

H

Cooling Fan Motor Terminals

J

J

Cooling Fan Assembly Screw Locations

GF


Terminal Wire Color 1 White 2 Black 3 Blue


Page 8-48


Lower Cooling Fan (blower)

The following procedure applies only to the removal of the lower cooling fan on a double oven.

With the back cover removed (see page 8-45), disconnect the tachometer connector H and the three (3) power wires I from the motor.

Table 8-6 Cooling Fan Wiring

Remove the two (2) screws that hold the lower left exhaust duct K and the four (4) screws that hold the lower right exhaust duct L in place.

Grasp the lower cooling fan assembly M with both hands. Push the assembly to the left, then pull out to remove.

If replacing the cooling fan assembly, remove the screws N that attach the exhaust ducts to the blower assembly and install them on the replacement cooling fan assembly.

To reinstall the cooling fan assembly: Inspect the fan first. Make sure the fan spins freely. The fan blades must be straight and not dented, so that there is no vibration when spinning.Line up the six (6) mounting holes on the exhaust ducts with the screw holes on the back of the oven.Secure the cooling fan assembly in place, using the existing screws to re-attach the exhaust ducts to the back of the oven. Plug the tachometer connector into the tachometer receptacle on the motor. Connect the three (3) power wires to the terminals on the cooling fan assembly according to Table 8-6.





NOTE:I

H

I

Lower Cooling Fan Motor Terminals

L

K

M

N

N

Lower Cooling Fan Assembly Screw Locations

Terminal Wire Color 1 White 2 Black 3 Blue


Page 8-49

High Limit Switch, Double Oven, Bottom

To replace the high limit switch on a single oven or the upper chamber of a doubleoven see page 8-31.

After removing the oven’s back cover, remove the lower cooling fan (see page 8-48).

Using a ratchet and a T-20 Torx head, reach into the space between the upper and lower oven chambers and remove the two (2) screws hold the high limit switch O in place.

Using the wiring harness attached to the high limit switch, pull the high limit switch out of the back of the oven.

Disconnect the wires from the high limit switch.

To reinstall high limit switch: Connect the wires on the wiring harness to the high limit switch. Use the wiring harness to push the high limit switch into place between the oven chambers. Line the mounting holes on the high limit switch up with the screw holes in the oven chamber.

Using a ratchet and a T-20 Torx head, install the two (2) screws hold the high limit switch in place.

Replace the lower cooling fan.





NOTE:

O

Lower High Limit Switch Location


Page 8-50

Bottom Door Latch, Double Oven

To remove the door latch on a singleoven or the upper chamber of a double oven, see page 8-31.

After removing the oven’s back cover, remove the lower cooling fan assembly (see page 8-48).

Remove the two (2) screws that hold the lower door latch in place. The screws are located just above the lower oven chamber on either side of the door latch slot.

From the back side of the oven, use the wiring harness attached to the door latch P to pull it out of the back of the oven.

Label and disconnect the wires from the door latch. Connect the wiring harness to the replacement door latch.

When reinstalling the door latch: Push the door latch into position through the back of the oven using the wiring harness to maneuver it into place. Line the screw holes up with the mounting holes on the front of the oven above the lower oven chamber. Replace the two (2) screws that hold the door latch in place. Reinstall the lower cooling fan.





NOTE:

Lower Door Latch Screw Locations

P

Lower Door Latch Location


Page 8-51

Door Switch, Lower, Double Oven

To remove the door switch on a single oven or the upper chamber of a double oven, see page 8-33.

After removing the oven’s back cover, remove the lower cooling fan assembly (see page 8-48).

Reaching in through the back of the oven, disconnect the door switch Q from the wiring harness.

Reaching in through the back of the oven, use a screwdriver to break off the plastic tabs that hold the switch in place.

Push the switch out through the front of the oven.

Insert the replacement switch, wires first, through the front of the oven. Push in on the switch until it locks firmly into place.

From the back side of the oven, reconnect the door switch to the wiring harness.

Reinstall the lower cooling fan.





NOTE:

Q

Lower Door Switch Location

24

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touc

h pa

nel b

oard

. Re

plac

e lo

gic

boar

d, c

heck

to

see

if is

sue

is r

esol

ved.

Re

plac

e gl

ass/

touc

h pa

nel

asse

mbl

y.Ca

ll fo

r se

rvic

e.

Cont

rolle

r is

in "

slee

p"

mod

e.Pr

ess

any

key

on c

ontr

ol

pane

l or

open

doo

r to

wak

e.

Pres

s an

y ke

y on

con

trol

pa

nel o

r op

en d

oor

to w

ake.

Pres

s an

y ke

y on

con

trol

pa

nel o

r op

en d

oor

to w

ake.

Cont

rolle

r cu

stom

col

or is

se

t to

"0"

Red

, "0"

Blu

e, "

0"

Gre

en.

Incr

ease

set

ting

of o

ne o

r m

ore

colo

rs a

bove

"0"

. In

crea

se s

ettin

g of

one

or

mor

e co

lors

abo

ve "

0".

Incr

ease

set

ting

of o

ne o

r m

ore

colo

rs a

bove

"0"

.

Soft

war

e co

mpa

tibili

ty

issu

es.

Chec

k so

ftw

are

vers

ions

for

co

mpa

tibili

ty.

Repl

ace

logi

c bo

ard.

Ca

ll fo

r se

rvic

e.

Mis

sing

jum

per

on J

3 of

lo

gic

boar

d.

If c

onne

ctor

is p

rese

nt o

n J3

ve

rify

that

a ju

mpe

r is

pr

esen

t on

pin

s 2

and

12.

Repl

ace

jum

per

on p

ins

2 an

d 12

of

J3 o

n lo

gic

boar

d.Ca

ll fo

r se

rvic

e.

Dis

play

not

vis

ible

. Th

e LC

D d

ispl

ay is

dar

k bu

t th

e ke

ys a

re li

t.

LCD

is b

ad.

Repl

ace

LCD

to

verif

y th

at

old

one

was

bad

. Re

plac

e LC

D.

Call

for

serv

ice.

Cont

rolle

r is

in "

slee

p"

mod

e.Pr

ess

any

key

on c

ontr

ol

pane

l or

open

doo

r to

wak

e.

Pres

s an

y ke

y on

con

trol

pa

nel o

r op

en d

oor

to w

ake.

Pres

s an

y ke

y on

con

trol

pa

nel o

r op

en d

oor

to w

ake.

Key

s n

ot li

t.

LED

boa

rd b

ad. S

ee C

78LI

GH

T er

ror

code

.

If L

ED b

oard

rep

lace

men

t di

d no

t re

solv

e is

sue

then

re

plac

e lo

gic

boar

d.

Repl

ace

LED

boa

rd.

Call

for

serv

ice.

Two

ton

e co

lora

tion

of

LCD

. So

me

LED

s ba

d.

Visu

al c

heck

of

LCD

dis

play

w

ill s

how

one

hal

f of

the

sc

reen

to

be a

diff

eren

t co

lor

than

the

oth

er.

Repl

ace

LED

boa

rd.

Func

tions

stil

l ava

ilabl

e. C

all

for

serv

ice

to r

epla

ce.

Ove

n w

ill n

ot h

eat.

Ove

n se

t fo

r de

lay

timed

co

okin

g.

Ove

n w

ill t

urn

on

auto

mat

ical

ly a

t pr

eset

tim

e.

Pres

sC

AN

CEL

/SEC

UR

Eto

re

turn

to

norm

al o

pera

tion.

Ove

n w

ill t

urn

on

auto

mat

ical

ly a

t pr

eset

tim

e.

Pres

sC

AN

CEL

/SEC

UR

Eto

re

turn

to

norm

al o

pera

tion.

Ove

n w

ill t

urn

on

auto

mat

ical

ly a

t pr

eset

tim

e.

Pres

sC

AN

CEL

/SEC

UR

Eto

re

turn

to

norm

al o

pera

tion.

25

Appendix A – Physical Symptom Troubleshooting Guide

Sym

ptom

C

ause

or

Sou

rce

Trou

bles

hoo

tin

g C

hec

ksSo

luti

on

Use

r A

ctio

ns/

Sol

uti

ons

Rela

y bo

ard

switc

h in

wro

ngpo

sitio

n?

Chec

k to

see

tha

t th

e sw

itche

s ar

e in

the

cor

rect

po

sitio

n fo

r ea

ch r

elay

bo

ard.

Set

switc

hes

corr

ectly

. Ca

ll fo

r se

rvic

e.

Soft

war

e in

com

patib

le.

Chec

k fo

r so

ftw

are

com

patib

ility

. Re

plac

e re

lay

boar

d or

logi

c bo

ard

as n

eede

d.

Call

for

serv

ice.

Ope

n he

atin

g el

emen

t.

Chec

k el

emen

ts a

t co

nnec

tion

to r

elay

boa

rds

(J1,

J13

, J14

). T

hen

chec

k el

emen

ts a

t ha

rnes

s co

nnec

tion

poin

t.

Rep

lace

ele

men

ts o

r if

need

ed r

epla

ce h

arne

ss.

Call

for

serv

ice.

Dou

ble

line

brea

k is

ope

n.

Chec

k do

uble

line

bre

ak

conn

ectio

n on

S19

Rep

lace

rel

ay b

oard

. Ca

ll fo

r se

rvic

e.

IfST

AR

T is

not

pre

ssed

ov

en w

ill n

ot b

egin

coo

king

m

ode.

Chec

k ov

en m

ode

sett

ing

and

pres

s ST

AR

T.Ch

eck

oven

mod

e se

ttin

g an

d pr

ess

STA

RT.

Chec

k ov

en m

ode

sett

ing

and

pres

s ST

AR

T.

Broi

l ele

men

ts a

nd

conv

ectio

n fa

n w

ill t

urn

off if

oven

doo

r is

ope

n.

Verif

y do

or is

clo

sed.

Ve

rify

door

is c

lose

d.

Verif

y do

or is

clo

sed.

Wro

ng o

ven

is s

elec

ted.

Ve

rify

prop

er o

ven

sele

ctio

n fo

r ex

pect

ed c

ell h

eatin

g.

Verif

y pr

oper

ove

n se

lect

ion

for

expe

cted

cel

l hea

ting.

O

n do

uble

ove

n, v

erify

co

rrec

t ov

en is

sel

ecte

d.

Som

e m

odes

suc

h as

P

RO

OF

have

low

te

mpe

ratu

re s

ettin

gs

(100

F).

Chec

k m

ode

sett

ing.

Ch

eck

mod

e se

ttin

g.

Chec

k m

ode

sett

ing.

Man

y er

rors

will

pre

vent

ov

en o

pera

tion

for

safe

ty

purp

oses

. See

err

or c

ode

trou

ble

shoo

ting

guid

e.

Chec

k di

spla

y fo

r er

ror

code

s.Se

rvic

e an

d cl

ear

erro

r co

des.

Chec

k di

spla

y fo

r er

ror

code

s an

d ca

ll fo

r se

rvic

e.

Ove

n w

ill n

ot h

eat.

(c

ont)

Hig

h lim

it sw

itch

has

trip

ped.

Man

ually

tur

n on

ele

men

t an

d ch

eck

for

rela

y cl

osur

e th

en c

heck

for

cur

rent

dra

w

and

elem

ent

heat

.

Repl

ace

high

lim

it sw

itch.

Ca

ll fo

r se

rvic

e.

26


Sym

ptom

C

ause

or

Sou

rce

Trou

bles

hoo

tin

g C

hec

ksSo

luti

on

Use

r A

ctio

ns/

Sol

uti

ons

Ove

n w

ill n

ot h

eat.

(c

ont)

Doo

r sw

itch

is o

pera

ting

inco

rrec

tly a

nd o

ven

is in

B

RO

IL m

ode.

Chec

k ov

en b

y si

mul

atin

g do

or c

lose

d by

pla

cing

a

mag

net

agai

nst

the

door

sw

itch

on t

he o

ven

fram

e be

low

the

bum

per

on t

he

right

sid

e of

the

ove

n fr

ame.

IfB

RO

IL e

lem

ent

does

not

tu

rn o

n, r

epla

ce s

witc

h in

ov

en f

ram

e on

ly.

Call

for

serv

ice.

Tim

e of

day

not

set

. Se

t cl

ock.

Se

t cl

ock.

Se

e se

t cl

ock

in u

se a

nd c

are

man

ual.

Ove

n’s

slee

p fe

atur

e is

on.

Pr

ess

any

key

on c

ontr

ol

pane

l or

open

doo

r to

cau

se

the

disp

lay

to li

ght

up.

Pres

s an

y ke

y on

con

trol

pa

nel o

r op

en d

oor

to c

ause

th

e di

spla

y to

ligh

t up

.

Pres

s an

y ke

y on

con

trol

pa

nel o

r op

en d

oor

to c

ause

th

e di

spla

y to

ligh

t up

.

No

tim

e is

dis

play

ed o

r th

e ti

me

is in

corr

ect.

Cloc

k di

sabl

ed.

See

rest

orin

g cl

ock.

Se

e re

stor

ing

cloc

k.

See

rest

orin

g cl

ock.

D

oor

not

shut

tig

ht (

"clo

se

oven

doo

r" m

essa

ge

disp

laye

d).

Chec

k fo

r ob

stru

ctio

ns. C

lose

do

or t

ight

ly.

Chec

k fo

r ob

stru

ctio

ns. C

lose

do

or t

ight

ly.

Chec

k fo

r ob

stru

ctio

ns.C

lose

do

or t

ight

ly.

Erro

r co

de d

ispl

ayed

. Co

rrec

t so

urce

of

erro

r an

d cl

ear

erro

r co

des.

Co

rrec

t so

urce

of

erro

r an

d cl

ear

erro

r co

des.

Ch

eck

for

erro

r co

des

and

call

for

serv

ice.

Ove

n se

t fo

r de

lay

timed

cl

eani

ng.

Ove

n w

ill s

tart

to

self-

clea

n at

pre

set

time.

Pre

ss

CA

NC

EL/S

ECU

RE

to r

etur

n to

nor

mal

ope

ratio

n.

Ove

n w

ill s

tart

to

self-

clea

n at

pre

set

time.

Pre

ss

CA

NC

EL/S

ECU

RE

to r

etur

n to

nor

mal

ope

ratio

n.

Ove

n w

ill s

tart

to

self-

clea

n at

pre

set

time.

Pre

ss

CA

NC

EL/S

ECU

RE

to r

etur

n to

nor

mal

ope

ratio

n.

Ove

n d

oes

not

sel

f-cl

ean

.

Dou

ble

oven

s on

ly:

Oth

er

oven

is o

n.

Turn

off

oth

er o

ven.

Tu

rn o

ff o

ther

ove

n.

Turn

off

oth

er o

ven.

Ove

n lig

ht d

isab

led

See

enab

le li

ght

sect

ion.

Se

e en

able

ligh

t se

ctio

n.

See

enab

le li

ght

sect

ion.

O

ven

is in

the

SEL

F C

LEA

Ncy

cle.

Wai

t fo

r co

mpl

etio

n of

sel

f-cl

ean

cycl

e.

Wai

t fo

r co

mpl

etio

n of

sel

f-cl

ean

cycl

e.

Wai

t fo

r co

mpl

etio

n of

sel

f-cl

ean

cycl

e.

Ove

nsSA

BB

ATH

fea

ture

is

enab

led.

Pres

sC

AN

CEL

/SEC

UR

E.

Pres

s C

AN

CEL

/SEC

UR

E.

Pres

s C

AN

CEL

/SEC

UR

E.

Ove

n li

ghts

will

not

w

ork.

Ligh

t bu

lb(s

) bu

rned

out

. Re

plac

e lig

ht b

ulb(

s).

Repl

ace

Ligh

t bu

lb(s

).

Repl

ace

light

bul

b(s)

.

27


Sym

ptom

C

ause

or

Sou

rce

Trou

bles

hoo

tin

g C

hec

ksSo

luti

on

Use

r A

ctio

ns/

Sol

uti

ons

Ove

n is

in S

ELF

CLE

AN

or

self-

clea

n cy

cle

has

ende

d an

d ov

en is

coo

ling.

Chec

k di

spla

y.

1) I

f di

spla

y in

dica

tes

SELF

C

LEA

N, w

ait

for

disp

lay

to

indi

cate

Doo

r U

nlo

cked

to

open

doo

r.

2) C

heck

dis

play

for

DO

OR

LO

CK

ED O

VEN

CO

OLI

NG

.

Chec

k di

spla

y.

1) I

f di

spla

y in

dica

tes

SELF

C

LEA

N, w

ait

for

disp

lay

to

indi

cate

Doo

r U

nlo

cked

to

open

doo

r.

2) C

heck

dis

play

for

DO

OR

LO

CK

ED O

VEN

CO

OLI

NG

.

Chec

k di

spla

y.

1) I

f di

spla

y in

dica

tes

SELF

C

LEA

N, w

ait

for

disp

lay

to

indi

cate

Doo

r U

nlo

cked

to

open

doo

r.

2) C

heck

dis

play

for

DO

OR

LO

CK

ED O

VEN

CO

OLI

NG

.

Latc

h m

otor

fai

lure

. Ch

eck

for

pow

er t

o m

otor

(J

17)

and

chec

k fo

r ja

mm

edla

tch

hook

.

1) "

Twea

k" la

tch

hook

2)

Rep

lace

latc

h m

otor

m

echa

nism

. Ca

ll fo

r se

rvic

e.

Doo

r w

ill n

ot o

pen

.

Latc

h m

otor

sw

itche

s fa

ilure

.Chec

k si

gnal

s at

con

nect

ions

(J

18)

and

in s

ervi

ce s

cree

ns.

Rep

lace

latc

h m

otor

m

echa

nism

. Ca

ll fo

r se

rvic

e.

J2 c

onne

ctor

line

s re

vers

ed.

Verif

y J2

P to

J2L

for

logi

c bo

ard

and

J2P

to J

4 fo

r re

lay

boar

d ar

e pr

oper

and

sol

idly

co

nnec

ted.

Chec

k J2

con

nect

or a

nd

mak

e su

re t

he li

nes

are

not

reve

rsed

.

J3 c

onne

ctor

on

logi

c bo

ard

shor

ting

to c

hass

is.

Chec

k to

see

if J

3 is

to

uchi

ng c

hass

is.

Adju

st c

ontr

olle

r or

pin

s to

pr

even

t to

uchi

n g a

nd/o

r pu

t a

boot

ove

r th

e co

nnec

tor.

Com

mun

icat

ion

loss

(re

lay

boar

d do

es n

ot s

ee lo

gic

boar

d). S

ee C

72 C

OM

M

ERR

OR

. Loo

se o

r im

prop

er

conn

ectio

n be

twee

n lo

gic

and

rela

y bo

ards

.

Verif

y co

mm

unic

atio

n lin

e co

nnec

tions

(J7

-J23

, J80

J23)

be

twee

n re

lay

and

logi

c bo

ards

are

sol

idly

co

nnec

ted.

Conn

ect

cabl

es p

rope

rly.

Bad

logi

c bo

ard.

If

con

tinuo

us r

eset

s/re

boot

s ar

e oc

curr

ing,

rep

lace

logi

c bo

ard.

Repl

ace

logi

c bo

ard.

Bad

rela

y bo

ard.

If e

rror

cod

e is

cle

ared

and

re

turn

s an

d co

nnec

tions

are

go

od t

hen

repl

ace

rela

y bo

ard(

s).

Repl

ace

rela

y bo

ard.

Logi

c bo

ard

rese

ttin

g.

Rela

y bo

ard

switc

h in

wro

n gpo

sitio

n.

Chec

k th

e re

lay

boar

ds f

or

corr

ect

switc

h se

ttin

gs.

Set

switc

hes

corr

ectly

.

Call

for

serv

ice.

28


Sym

ptom

C

ause

or

Sou

rce

Trou

bles

hoo

tin

g C

hec

ksSo

luti

on

Use

r A

ctio

ns/

Sol

uti

ons

Pow

er s

upp

ly t

icki

ng.

J2

con

nect

or li

nes

are

reve

rsed

.

Verif

y J2

P to

J2L

for

logi

c bo

ard

and

J2P

to J

4 fo

r re

lay

boar

d ar

e pr

oper

and

sol

idly

co

nnec

ted.

Wire

cor

rect

ly a

nd s

et

conn

ectio

ns s

olid

ly.

Call

for

serv

ice.

Wro

ng e

lem

ent

wiri

ng.

Chec

k w

iring

aga

inst

wiri

ng

diag

ram

.Re

-wire

pro

perly

. Ca

ll fo

r se

rvic

e.

Elem

ents

hav

e ba

d cy

clin

g pa

tter

n.

Wro

ng p

rogr

am v

ersi

on.

Chec

k so

ftw

are

vers

ions

for

co

mpa

tibili

ty.

Rep

lace

rel

ay b

oard

. Ca

ll fo

r se

rvic

e.

Fan

high

and

low

spe

ed

conn

ectio

ns a

re r

ever

se

wire

d.Ch

eck

fan

wiri

ng.

Wire

fan

s pr

oper

ly.

Call

for

serv

ice.

C

oolin

g fa

n r

un

nin

g at

w

ron

g sp

eed.

Wro

ng s

oftw

are.

Ch

eck

soft

war

e co

mpa

tibili

ty

and

chec

k tim

ing

char

ts

Repl

ace

rela

y bo

ards

for

pr

oper

sof

twar

e.

Call

for

serv

ice.

Com

mun

icat

ion

loss

(re

lay

boar

d do

es n

ot s

ee lo

gic

boar

d). S

ee C

72 C

OM

M

ERR

OR

. Loo

se o

r im

prop

er

conn

ectio

n be

twee

n lo

gic

and

rela

y bo

ards

.

Verif

y co

mm

unic

atio

n lin

e co

nnec

tions

(J7

-J23

, J8-

J23)

be

twee

n re

lay

and

logi

c bo

ards

are

sol

idly

co

nnec

ted.

Conn

ect

cabl

es p

rope

rly.

Bad

logi

c bo

ard.

If

con

tinuo

us r

eset

s/re

boot

s ar

e oc

curr

ing,

rep

lace

logi

c bo

ard.

Repl

ace

logi

c bo

ard.

Coo

ling

fan

will

not

tu

rn

off.

Bad

rela

y bo

ard.

If e

rror

cod

e is

cle

ared

and

re

turn

s an

d co

nnec

tions

are

go

od t

hen

repl

ace

rela

y bo

ard(

s).

Repl

ace

rela

y bo

ard.

Call

for

serv

ice.

Ou

ter

Doo

r G

lass

Bro

ken

. Sh

ippi

ng d

amag

e.

Chec

k pa

ckag

ing

cond

ition

.Re

plac

e do

or g

lass

as

sem

bly.

Call

for

serv

ice.

Ship

ping

dam

age.

Ch

eck

pack

agin

g co

nditi

on.

Repl

ace

win

dow

pac

k.

Call

for

serv

ice.

Co

ld it

em p

lace

d on

hot

gl

ass.

Que

stio

n fo

r in

cide

nt d

etai

ls.

Rep

lace

win

dow

pac

k.

Call

for

serv

ice.

Inn

er D

oor

Gla

ss B

roke

n.

Item

dro

pped

on

win

dow

pa

ck.

Que

stio

n fo

r in

cide

nt d

etai

ls.

Rep

lace

win

dow

pac

k.

Call

for

serv

ice.

29


Sym

ptom

C

ause

or

Sou

rce

Trou

bles

hoo

tin

g C

hec

ksSo

luti

on

Use

r A

ctio

ns/

Sol

uti

ons

Food

pla

ced

in o

ven

durin

g pr

e-he

at.

Chec

k tim

e fo

od is

inse

rted

in

to o

ven.

Educ

ate

cust

omer

to

not

put

food

into

ove

n du

ring

preh

eat

exce

pt f

or P

UR

EC

ON

VEC

TIO

N S

EAR

.

Verif

y fo

od is

not

in o

ven

durin

g Pr

e-he

at e

xcep

t fo

r P

UR

E C

ON

VEC

TIO

N

SEA

R.

Use

of

BR

OIL

mod

e.

Chec

k co

okin

g m

ode.

Ed

ucat

e cu

stom

er t

o ve

rify

cook

ing

mod

e.

Verif

y co

okin

g m

ode

by

read

ing

the

cook

ing

mod

e lin

e (m

iddl

e le

ft o

r m

iddl

e rig

ht).

Som

e fo

od t

ypes

are

not

co

mpa

tible

with

cer

tain

hig

hhe

at e

lem

ents

.

Chec

kH

ELP

scr

een

for

elem

ents

use

d du

ring

cook

ing.

Chec

kH

ELP

scr

een

for

elem

ents

use

d du

ring

cook

ing.

Chec

kH

ELP

scr

een

for

elem

ents

use

d du

ring

cook

ing.

Food

may

be

too

clos

e to

th

e he

atin

g el

emen

ts.

Chec

k ra

ck p

ositi

on. C

han g

era

ck p

ositi

on if

too

clo

se.

D

AC

OR

GU

IDE

HEL

Psc

reen

s an

d us

e an

d ca

re

man

ual w

ill p

rovi

de t

ips

on

best

rac

k po

sitio

ns t

o us

e.

Educ

ate

the

cust

omer

on

rack

pos

ition

s an

d us

e of

m

anua

ls a

nd h

elp

scre

ens

as

wel

l as

DA

CO

R G

UID

E.

DA

CO

R G

UID

EH

ELP

scre

ens

and

use

and

care

m

anua

l will

pro

vide

tip

s on

be

st r

ack

posi

tions

to

use.

Tem

pera

ture

set

ting

too

high

for

rec

ipe

or q

uant

ity o

f fo

od.

Chec

k te

mpe

ratu

re s

ettin

g.

Verif

y te

mpe

ratu

re s

ettin

g ag

ains

t re

cipe

.

Educ

ate

cust

omer

on

sett

ing

tem

pera

ture

and

ver

ifyin

g it

on t

he s

cree

n.

Chec

k te

mpe

ratu

re s

ettin

g.

Verif

y te

mpe

ratu

re s

ettin

g ag

ains

t re

cipe

.

Wro

ng e

lem

ent

cycl

ing.

Ch

eck

pow

er c

yclin

g ch

art

and

soft

war

e ve

rsio

n fo

r co

mpa

tibili

ty.

Rep

lace

rel

ay o

r lo

gic

boar

ds

for

prop

er s

oftw

are

vers

ions

.Ca

ll fo

r se

rvic

e.

Food

is b

urn

t or

ove

n

bake

s u

nev

en.

Stuc

k el

emen

t (o

n).

1) V

erify

tha

t el

emen

t tu

rns

off

durin

g he

atin

g an

d m

aint

enan

ce p

er p

ower

cy

clin

g ch

art.

2) C

heck

for

sho

rted

co

nditi

on a

t th

e el

emen

t co

nnec

tors

(J1

, J13

, J14

, on

rela

y bo

ard)

on

wiri

ng a

nd

on b

oard

sid

e.

Rep

lace

bad

ele

men

t (s

hort

ed e

lem

ent

but

not

blow

n), b

ad e

lem

ent

wiri

ng

or r

elay

boa

rd (

rela

y st

uck

clos

ed).

Call

for

serv

ice.

Clo

ck o

r ti

mer

doe

s n

ot

adva

nce.

Lo

gic

boar

d/so

ftw

are

mal

func

tion.

1) W

atch

clo

ck o

r tim

er

agai

nst

a st

opw

atch

. 2)

Mak

e su

re S

TAR

T is

pr

esse

d w

hen

usin

g TI

MER

.

Repl

ace

logi

c bo

ard.

M

ake

sure

STA

RT

is p

ress

ed

whe

n us

ing

TIM

ER. C

all f

or

serv

ice.

30


Sym

ptom

C

ause

or

Sou

rce

Trou

bles

hoo

tin

g C

hec

ksSo

luti

on

Use

r A

ctio

ns/

Sol

uti

ons

Latc

h no

t m

ovin

g, n

o po

wer

. Se

e U

/L 5

5 LA

TCH

/DO

OR

erro

r co

de.

1) C

heck

latc

h po

wer

wiri

ngat

J20

on

rela

y bo

ard.

2)

If

no p

ower

at

conn

ecto

r ch

eck

for

syst

em p

ower

to

rela

y bo

ard

from

line

1.

Secu

re c

onne

ctio

ns p

rope

rly.

If p

ower

sup

plie

d th

en

repl

ace

latc

h m

otor

m

echa

nism

. If

no p

ower

su

pplie

d th

en r

epla

ce r

elay

bo

ard.

Call

for

serv

ice.

Latc

h no

t m

ovin

g or

ja

mm

ed.

Chec

k la

tch

mec

hani

sm f

or

pow

er s

uppl

ied

and

free

dom

of

mot

ion.

Rem

ove

jam

med

con

ditio

n (p

ossi

ble

"tw

eak"

of

latc

h ho

ok n

eede

d).

Call

for

serv

ice.

Doo

r no

t cl

osed

or

shut

tig

ht.

Verif

y th

at d

oor

is c

lose

d pr

oper

ly.

Clos

e do

or p

rope

rly.

Clos

e do

or p

rope

rly.

U50

LA

TCH

/DO

OR

(upp

er/s

ingl

e)/L

50LA

TCH

/DO

OR

(lo

wer

) -

Lock

sw

itch

is b

ad.

Chec

k th

e si

gnal

for

ope

n an

d cl

osed

sta

te t

hrou

gh

activ

atio

n at

J18

pin

s 7,

9,

and

10 o

n re

lay

boar

d.

Rep

lace

latc

h m

otor

m

echa

nism

. M

ake

sure

doo

r is

clo

sed

prop

erly

. Cal

l for

ser

vice

.

U52

LA

TCH

/DO

OR

(upp

er/s

ingl

e)/L

52LA

TCH

/DO

OR

(lo

wer

).

Chec

k sw

itch

stat

es a

t J1

8 on

rel

ay b

oard

.

Rep

lace

latc

h m

otor

m

echa

nism

and

the

n re

lay

boar

d.Ca

ll fo

r se

rvic

e.

U53

LA

TCH

/DO

OR

(upp

er/s

ingl

e)/L

53LA

TCH

/DO

OR

(lo

wer

).

Verif

y sw

itch

stat

e ch

ange

s pr

oper

ly in

ser

vice

scr

eens

.Rep

lace

doo

r sw

itch.

Ca

ll fo

r se

rvic

e.

U54

LA

TCH

/DO

OR

(u

pper

/sin

gle)

/L54

LATC

H/D

OO

R (

low

er).

N

/A

Rep

lace

rel

ay b

oard

. Ca

ll fo

r se

rvic

e.

Latc

h n

ot lo

ckin

g.

Latc

h to

doo

r al

ignm

ent

off.

Chec

k do

or in

stal

latio

n an

d la

tch.

Repl

ace

latc

h, o

r do

or t

o en

sure

alig

nmen

t an

d la

tchi

ng.

Verif

y th

at d

oor

is c

lose

d pr

oper

ly a

nd t

hen

call

for

serv

ice.

Ove

n c

ontr

ol r

un

nin

g se

lf

-cle

an b

ut

elem

ents

do

n't

hea

t at

hig

her

te

mps

. Th

en d

rop

dow

n

and

begi

n h

eati

ng

agai

n.

Bad

high

lim

it sw

itch.

Ch

eck

high

lim

it sw

itch

for

open

line

. Re

plac

e hi

gh li

mit

switc

h.

Call

for

serv

ice.

31


Sym

ptom

C

ause

or

Sou

rce

Trou

bles

hoo

tin

g C

hec

ksSo

luti

on

Use

r A

ctio

ns/

Sol

uti

ons

RTD

det

erio

rate

d bu

t no

t op

en o

r sh

ort.

Chec

k fo

r go

od v

alue

s in

A/

D s

cree

n fo

r ro

om

tem

pera

ture

and

mov

e up

w

hen

heat

sou

rce

appl

ied.

Rep

lace

RTD

or

ente

r of

fset

in

SER

VIC

E TE

MP

und

er

DIA

GN

OST

ICS.

RTD

#1

and

#3

cros

s-w

ired.

Hol

d fin

gers

or

othe

r he

at

sour

ce o

n pr

obe

one

and

wat

ch t

he A

/D v

alue

cha

n ge

(in t

he in

puts

scr

een

in

SER

VIC

E D

IAG

NO

SITC

S)fo

r pr

obe

one.

Switc

h th

e w

ire c

onne

ctio

ns

in t

he b

ack

of t

he o

ven

betw

een

prob

es o

ne a

nd

thre

e.

Soft

war

e ca

libra

tion

valu

es

mis

sing

/wro

ng o

r in

com

patib

le s

oftw

are

vers

ions

.

Chec

k so

ftw

are

vers

ions

for

co

mpa

tibili

ty.

Repl

ace

logi

c bo

ard.

Wro

ng id

entif

icat

ion

of o

ven

conf

igur

atio

n (2

7" v

ersu

s 30

", d

oubl

e ve

rsus

sin

gle)

.Se

eC

76 o

r C

77 C

ON

FIG

ER

RO

R e

rror

cod

es.

Visu

al c

heck

aga

inst

wha

t is

lis

ted

in t

he V

ERSI

ON

scre

en for

logi

c bo

ard.

Rep

lace

the

gla

ss/t

ouch

pa

nel a

ssem

bly.

Ove

n t

empe

ratu

res

are

off

or o

ut

of c

alib

rati

on.

Altit

ude

or e

nviro

nmen

t af

fect

ing

oven

.

Verif

y te

mpe

ratu

res

with

th

erm

ocou

ple

at c

ente

r of

ov

en. A

vera

ged

valu

es

shou

ld b

e w

ithin

+/-

10

°F

of t

arge

t.

Ente

r of

fset

in S

ERV

ICE

TEM

P u

nder

D

IAG

NO

STIC

S.

Call

for

serv

ice.

Use

hig

her

or lo

wer

tem

pera

ture

s un

til

serv

iced

.

Bad

mea

t pr

obe.

1) C

heck

A/D

scr

een

for

valid

rea

din g

s w

hile

at

room

te

mpe

ratu

re a

nd w

hile

ho

ldin

g in

han

d.2)

Che

ck J

20 o

n re

lay

boar

d fo

r op

en/s

hort

sta

te.

Repl

ace

mea

t pr

obe.

Mea

t pr

obe

in p

lace

bu

t n

ot r

egis

teri

ng.

Ope

n m

eat

prob

e so

cket

.

1) C

heck

A/D

scr

een

for

valid

rea

din g

s w

hile

at

room

te

mpe

ratu

re a

nd w

hile

ho

ldin

g in

han

d.2)

Che

ck J

20 o

n re

lay

boar

d fo

r op

en/s

hort

sta

te.

Repl

ace

mea

t pr

obe

sock

et.

Use

with

out

mea

t pr

obe

sett

ings

. Cal

l for

ser

vice

.

34


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

One

or

mor

e te

mpe

ratu

re

prob

es a

re o

ut o

f to

lera

nce.

1) V

erify

pro

be

read

ings

.2)

Ver

ify

cycl

ing/

timin

gch

arts

.3)

Ver

ify

calib

ratio

n va

lues

to

sof

twar

e ve

rsio

n.

Yes

Calib

ratio

n of

ov

en/m

ode

has

shift

ed.

Run

mod

e w

ith

ther

moc

oupl

e in

ce

nter

of ov

en

cell

and

wat

ch

that

the

val

ues

are

aver

agin

g +

/-10

F of

tar

get.

Put

an

appr

opria

te o

ffse

t in

toSE

RV

ICE

TEM

P in

the

SE

RV

ICE

DIA

GN

OST

ICS

area

.

Hea

ting

elem

ents

"s

tuck

" on

.

Run

a c

ooki

ng

mod

e. A

fter

pr

ehea

t th

e el

emen

ts s

houl

d cy

cle.

Rep

lace

rel

ay

boar

d.

U2

0 O

VER

TE

MP

(u

pper

)

L20

OV

ER

TEM

P (

low

er)

Cook

Ver

. te

mpe

ratu

re:

Cent

er o

f ce

ll te

mpe

ratu

re o

ver

610°

F fo

r 2

min

utes

.

Soft

war

e ve

rsio

ns

not

com

patib

le.

Verif

y th

at t

he

soft

war

e in

all

the

mic

ros

is

com

patib

le.

Rep

lace

ap

prop

riate

boa

rd

for

upgr

aded

so

ftw

are.

2 m

inut

es o

f ce

nter

of ov

en

cavi

tyte

mpe

ratu

res

abov

e th

e m

axim

umbo

unds

. Doo

r lo

cks

and

unlo

cks

whe

n th

e ca

vity

te

mpe

ratu

re

reac

hes

375

F.

Cook

ing

is

avai

labl

e af

ter

situ

atio

nal

tem

pera

ture

s re

cove

r.

Clea

ning

is n

ot

avai

labl

e un

til

erro

r co

de

clea

red.

Call

for

serv

ice.

35

Appendix B – Error Code Troubleshooting Guide

Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

U2

1 O

VER

TE

MP

(upp

er/s

ingl

e)

L21

OV

ER

TEM

P (

low

er)

Clea

n ov

er

tem

pera

ture

:

Cell

cent

er

tem

pera

ture

goe

sov

er 8

90°F

du

ring

self-

clea

n.

Rel

ays

"stu

ck"

keep

ing

the

elem

ents

on.

1) V

erify

pro

be

read

ings

.2)

Ver

ify

cycl

ing/

timin

gch

arts

.3)

Ver

ify

calib

ratio

n va

lues

to

sof

twar

e ve

rsio

n.

Rep

lace

rel

ay

boar

d.

2 m

inut

es o

f ce

nter

of ov

en

cavi

tyte

mpe

ratu

res

abov

e th

e m

axim

umbo

unds

. Doo

r lo

cks

upon

en

terin

g se

lf-cl

ean

and

unlo

cks

whe

n th

e ca

vity

te

mpe

ratu

re

drop

s be

low

37

5F.

Cook

ing

is

avai

labl

e, s

elf-

clea

n is

NO

T av

aila

ble.

Call

for

serv

ice.

U2

2 O

VER

TE

MP

(upp

er/s

ingl

e)

L22

OV

ER

TEM

P (

low

er)

Tem

p am

plifi

er

failu

re:

Prob

e 1

and

prob

e 2

cann

ot

be m

ore

than

50

°F a

part

whe

n th

e ov

en is

be

twee

n 75

°F

and

100°

F on

the

ris

e du

ring

a co

okin

g/cl

eani

ng

oper

atio

n.

One

of

the

prob

es is

out

of

calib

ratio

n or

bad

w

ithou

t be

ing

open

or

shor

ted.

1) V

erify

tha

t th

e pr

obe

cabl

es a

re

conn

ecte

dpr

oper

ly.

2) V

erify

te

mpe

ratu

re

prob

es a

re

read

ing

corr

ectly

us

ing

A/D

scr

een

inSE

RV

ICE

DIA

GN

OST

ICS.

Rep

lace

te

mpe

ratu

re

prob

e.

Betw

een

the

cent

er o

f ov

en

tem

p of

75

- 10

0°F,

bot

h pr

obe

1 an

d pr

obe

2 m

ust

be

with

in 5

0°F

of

each

oth

er.

Betw

een

the

cent

er o

f ov

en

cavi

ty t

emp

of

520°

F an

d 60

0°F,

bo

th p

robe

1

cook

and

cle

an

ampl

ifier

s an

d pr

obe

2 co

ok a

nd

clea

n am

plifi

ers

mus

t be

with

in

50°F

of

each

ot

her.

Cook

ing

is

avai

labl

e, s

elf-

clea

n is

NO

T av

aila

ble

until

cl

eare

d.

Call

for

serv

ice.

36


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

Ambi

ent

cond

ition

s ex

trem

e (h

igh

tem

p/hi

ghhu

mid

ity).

Que

stio

n w

hat

cond

ition

s w

ere

at t

ime

of e

rror

.

Non

e. T

his

is a

n un

likel

y co

nditi

on.

If p

ersi

sten

t th

en

repl

ace

rela

y bo

ard.

Bloc

ked

airf

low

.

Verif

y th

at t

he

exha

ust

area

and

th

e in

let

at t

he

bott

om o

f ea

ch

door

and

the

in

take

gril

l are

a ar

e fr

ee f

rom

bl

ocka

ges.

Clea

r bl

ocka

ges.

U2

3 O

VER

TE

MP

(upp

er/s

ingl

e)

L23

OV

ER

TEM

P (

low

er)

Ambi

ent

over

te

mpe

ratu

re:

Ther

mis

tor

on

rela

y bo

ard

has

regi

ster

ed o

ver

80°F

.

Bad

ther

mis

tor

on

rela

y bo

ard.

Run

oven

in a

no

rmal

mod

e an

d ve

rify

that

te

mpe

ratu

res

are

norm

al.

1) I

f no

rmal

the

n re

cord

issu

e an

d cl

ear

erro

r.

2) I

f er

ror

rem

ains

the

n re

plac

e up

per

rela

y bo

ard.

Rep

lace

rel

ay

boar

d.

Ambi

ent

tem

pera

ture

is

abov

e 80

°C.

Ove

n sh

uts

dow

n w

ith t

he c

oolin

g fa

ns s

et t

o hi

gh

spee

d un

til t

he

ambi

ent

tem

pera

ture

fal

ls

to 5

0°C.

Fiv

e ex

curs

ions

are

al

low

ed b

efor

e a

perm

anen

t er

ror

occu

rs.

Func

tiona

lity

is

retu

rned

upo

n co

olin

g to

roo

m

tem

pera

ture

un

less

it h

appe

ns

mor

e th

an 5

tim

es.

1) C

all f

or

cust

omer

ser

vice

lin

e to

rep

ort

occu

rren

ce.

2) L

et o

ven

retu

rn t

o ro

om

tem

pera

ture

.

3) V

erify

tha

t ex

haus

t ar

ea,

inle

t at

bot

tom

of

door

, and

inle

t gr

ill o

n to

p fr

ont

of o

ven

is n

ot

bloc

ked.

4) P

ress

any

key

to

res

ume

serv

ice.

5) I

f it

occu

rs

mor

e th

an 5

tim

es t

hen

the

oven

will

lock

out

an

d th

ey m

ust

call

for

serv

ice.

U2

4 O

VER

TE

MP

(upp

er/s

ingl

e)

L24

OV

ER

TEM

P (

low

er)

Ambi

ent

tem

pera

ture

pr

obe

open

:

An A

/D v

alue

of

0XF0

or

high

er is

re

gist

ered

.

Bad

ther

mis

tor

on

rela

y bo

ard

(stu

ck o

pen)

.

Clea

r er

ror

and

chec

k ov

en b

y ru

nnin

g a

basi

c co

okin

g m

ode.

Repl

ace

uppe

r re

lay

boar

d.

Ope

n pr

obe

dete

cted

.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

37


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

U2

5 O

VER

TE

MP

(upp

er/s

ingl

e)

L25

OV

ER

TEM

P (

low

er)

Ambi

ent

tem

pera

ture

pr

obe

shor

ted:

An

A/D

val

ue o

f 0X

10 o

r lo

wer

is

regi

ster

ed.

Bad

ther

mis

tor

on

rela

y bo

ard

(stu

ck c

lose

d).

Clea

r er

ror

and

chec

k ov

en b

y ru

nnin

g a

basi

c co

okin

g m

ode.

Repl

ace

uppe

r re

lay

boar

d.

Shor

ted

prob

e de

tect

ed.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

U30

TEM

P

SEN

SOR

(u

pper

/sin

gle)

L30

TEM

P

SEN

SOR

(l

ower

)

Ope

n pr

obe

1:

Prob

e A/

D v

alue

of

0X3

F0 o

r hi

gher

reg

iste

red.

Poor

con

nect

ion

at e

ither

the

bo

ard

or in

the

ha

rnes

s. B

ad

prob

e (s

tuck

op

en).

Bad

wire

in

har

ness

.

1) V

erify

co

nnec

tions

at

rela

y bo

ard.

2)

Ver

ify p

robe

st

ate

at p

robe

co

nnec

tor.

1) S

ecur

e co

nnec

tion

2) R

epla

ce p

robe

. 3)

Rep

lace

ha

rnes

s.

Fata

l err

or. 6

0 se

cond

s of

co

ntin

uous

A/D

va

lues

ove

r m

axim

umbo

unds

. Pro

be 2

no

w b

ecom

es t

he

prim

ary.

Cook

ing

avai

labl

e w

ith s

ome

poss

ible

aff

ects

on

tem

pera

ture

ca

libra

tion,

clea

ning

not

.

Call

for

serv

ice.

Ca

n co

ntin

ue t

o co

ok b

ut b

e aw

are

of p

ossi

ble

calib

ratio

n is

sues

on

tem

pera

ture

s (m

ay c

ook

a lit

tle

hott

er o

r co

oler

th

an n

orm

al).

U

31 T

EMP

SE

NSO

R

(upp

er/s

ingl

e)

L31

TEM

P

SEN

SOR

(l

ower

)

Shor

ted

prob

e 1:

Pr

obe

A/D

val

ue

of 0

X001

0 or

lo

wer

reg

iste

red.

Poor

con

nect

ion

at e

ither

the

bo

ard

or in

the

ha

rnes

s. B

ad

prob

e (s

tuck

op

en).

Bad

wire

in

har

ness

.

1) V

erify

co

nnec

tions

at

rela

y bo

ard.

2)

Ver

ify p

robe

st

ate

at p

robe

co

nnec

tor.

1) S

ecur

e co

nnec

tion

2) R

epla

ce p

robe

. 3)

Rep

lace

ha

rnes

s.

Fata

l err

or. 6

0 se

cond

s of

co

ntin

uous

A/D

va

lues

ove

r m

inim

um b

ound

s.

Prob

e 2

is t

he

prim

ary

prob

e.

Cook

ing

avai

labl

e w

ith s

ome

poss

ible

aff

ects

on

tem

pera

ture

ca

libra

tion,

clea

ning

not

.

Call

for

serv

ice.

Ca

n co

ntin

ue t

o co

ok b

ut b

e aw

are

of p

ossi

ble

calib

ratio

n is

sues

on

tem

pera

ture

s (m

ay c

ook

a lit

tle

hott

er o

r co

oler

th

an n

orm

al).

U

32 T

EMP

SE

NSO

R

(upp

er/s

ingl

e)

L32

TEM

P

SEN

SOR

(l

ower

)

Ope

n pr

obe

2:

Prob

e A/

D v

alue

of

0X3

F0 o

r hi

gher

reg

iste

red.

Poor

con

nect

ion

at e

ither

the

bo

ard

or in

the

ha

rnes

s. B

ad

prob

e (s

tuck

op

en).

Bad

wire

in

har

ness

.

1) V

erify

co

nnec

tions

at

rela

y bo

ard.

2)

Verif

y pr

obe

stat

e at

pro

be

conn

ecto

r.

1) S

ecur

e co

nnec

tion

2. R

epla

ce p

robe

. 3.

Rep

lace

ha

rnes

s.

Fata

l err

or. 6

0 se

cond

s of

co

ntin

uous

A/D

va

lues

ove

r m

axim

umbo

unds

. Pro

be 1

is

the

prim

ary

prob

e.

Cook

ing

and

clea

ning

ava

ilabl

e w

ith s

ome

poss

ible

aff

ects

on

tem

pera

ture

.

Call

for

serv

ice.

Ca

n co

ntin

ue t

o co

ok a

nd s

elf-

clea

n, b

ut b

e aw

are

of p

ossi

ble

calib

ratio

n is

sues

on

tem

pera

ture

s (m

ay c

ook

a lit

tle

hott

er o

r co

oler

th

an n

orm

al).

38


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

U33

TEM

P

SEN

SOR

(u

pper

/sin

gle)

L33

TEM

P

SEN

SOR

(l

ower

)

Shor

ted

prob

e 2:

Pr

obe

A/D

val

ue

of 0

X001

0 or

lo

wer

reg

iste

red.

Poor

con

nect

ion

at e

ither

the

bo

ard

or in

the

ha

rnes

s. B

ad

prob

e (s

tuck

op

en).

Bad

wire

in

har

ness

.

1) V

erify

co

nnec

tions

at

rela

y bo

ard.

2)

Ver

ify p

robe

st

ate

at p

robe

co

nnec

tor.

1) S

ecur

e co

nnec

tion

2) R

epla

ce p

robe

. 3)

Rep

lace

ha

rnes

s.

Fata

l err

or. 6

0 se

cond

s of

co

ntin

uous

A/D

va

lues

ove

r m

inim

um b

ound

s.

Prob

e 1

is t

he

prim

ary

prob

e.

Cook

ing

and

clea

ning

ava

ilabl

e w

ith s

ome

poss

ible

aff

ects

on

tem

pera

ture

.

Call

for

serv

ice.

Ca

n co

ntin

ue t

o co

ok a

nd s

elf-

clea

n, b

ut b

e aw

are

of p

ossi

ble

calib

ratio

n is

sues

on

tem

pera

ture

s (m

ay c

ook

a lit

tle

hott

er o

r co

oler

th

an n

orm

al).

U

34 T

EMP

SE

NSO

R

(upp

er/s

ingl

e)

L34

TEM

P

SEN

SOR

(l

ower

)

Ope

n pr

obe

3:

Prob

e A/

D v

alue

of

0X3

F0 o

r hi

gher

reg

iste

red.

Poor

con

nect

ion

at e

ither

the

bo

ard

or in

the

ha

rnes

s. B

ad

prob

e (s

tuck

op

en).

Bad

wire

in

har

ness

.

1) V

erify

co

nnec

tions

at

rela

y bo

ard.

2)

Ver

ify p

robe

st

ate

at p

robe

co

nnec

tor.

1) S

ecur

e co

nnec

tion

2) R

epla

ce p

robe

. 3)

Rep

lace

ha

rnes

s.

Fata

l Err

or. 6

0 se

cond

s of

co

ntin

uous

A/D

va

lues

ove

r m

axim

umbo

unds

. Pro

be 1

is

the

prim

ary

prob

e.

Cook

ing

and

clea

ning

ava

ilabl

e w

ith s

ome

poss

ible

aff

ects

on

tem

pera

ture

.

Call

for

serv

ice.

Ca

n co

ntin

ue t

o co

ok a

nd s

elf-

clea

n, b

ut b

e aw

are

of p

ossi

ble

calib

ratio

n is

sues

on

tem

pera

ture

s (m

ay c

ook

a lit

tle

hott

er o

r co

oler

th

an n

orm

al).

U

35 T

EMP

SE

NSO

R

(upp

er/s

ingl

e)

L35

TEM

P

SEN

SOR

(l

ower

)

Shor

ted

prob

e 3:

Pr

obe

A/D

val

ue

of 0

X001

0 or

lo

wer

reg

iste

red.

Poor

con

nect

ion

at e

ither

the

bo

ard

or in

the

ha

rnes

s. B

ad

prob

e (s

tuck

op

en).

Bad

wire

in

har

ness

.

1) V

erify

co

nnec

tions

at

rela

y bo

ard.

2)

Ver

ify p

robe

st

ate

at p

robe

co

nnec

tor.

1) S

ecur

e co

nnec

tion

2) R

epla

ce p

robe

. 3)

Rep

lace

ha

rnes

s.

Fata

l err

or. 6

0 se

cond

s of

co

ntin

uous

A/D

va

lues

ove

r m

inim

um b

ound

s.

Prob

e 1

is t

he

prim

ary

prob

e.

Cook

ing

and

clea

ning

ava

ilabl

e w

ith s

ome

poss

ible

aff

ects

on

tem

pera

ture

.

Call

for

serv

ice.

Ca

n co

ntin

ue t

o co

ok a

nd s

elf-

clea

n, b

ut b

e aw

are

of p

ossi

ble

calib

ratio

n is

sues

on

tem

pera

ture

s (m

ay c

ook

a lit

tle

hott

er o

r co

oler

th

an n

orm

al).

39


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

Poor

con

nect

ion

at r

elay

boa

rd

J19.

1) V

erify

co

nnec

tions

at

rela

y bo

ard.

2)

Ver

ify p

robe

st

ate

at p

robe

co

nnec

tor.

1) S

ecur

e co

nnec

tion.

2)

Rep

lace

ha

rnes

s.

Bad

rela

y bo

ard.

1) V

erify

co

nnec

tions

at

rela

y bo

ard.

2)

Ver

ify p

robe

st

ate

at p

robe

co

nnec

tor.

Rep

lace

rel

ay

boar

d.

N/A

-

SOFT

WA

RE

ON

LY

All p

robe

s fa

il.

All p

robe

s ha

ve

faile

d.

1) V

erify

co

nnec

tions

at

rela

y bo

ard.

2)

Ver

ify p

robe

st

ate

at p

robe

co

nnec

tor.

Rep

lace

pro

bes.

All p

robe

s sh

ow

an e

rror

co

nditi

on.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

U40

REL

AY

B

OA

RD

(u

pper

/sin

gle)

L40

REL

AY

B

OA

RD

(lo

wer

)

Wig

gler

fai

lure

: A

com

para

tor

circ

uit

to v

erify

co

mm

and

stat

es

betw

een

logi

c an

d re

lay

boar

ds

has

faile

d.

Bad

rela

y bo

ard.

Chec

kco

mm

unic

atio

nlin

es m

ake

sure

al

l con

tact

s ar

e to

uchi

ng a

nd

plug

ged

in

corr

ectly

.

Rep

lace

rel

ay

boar

d.

Fata

l err

or a

fter

60

sec

onds

. W

iggl

er is

not

in

the

prop

er s

tate

.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

U41

REL

AY

B

OA

RD

(u

pper

/sin

gle)

L41

REL

AY

B

OA

RD

(lo

wer

)

A/D

err

or:

A w

atch

dog

circ

uit

on t

he

rela

y bo

ard

has

faile

d.

Bad

rela

y bo

ard.

N/A

Rep

lace

rel

ay

boar

d.

An A

/D

conv

ersi

on s

houl

d no

t ta

ke m

ore

than

2.5

MS.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

40


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

U42

REL

AY

B

OA

RD

(u

pper

/sin

gle)

L42

REL

AY

B

OA

RD

(lo

wer

)

E2 c

heck

sum

fa

ilure

on

uppe

r bo

ard.

Bad

rela

y bo

ard.

N/A

Rep

lace

rel

ay

boar

d.

Calc

ulat

ed E

2 ch

ecks

um d

oes

not

agre

e w

ith

the

stor

ed E

2 ch

ecks

um.

On

pow

er u

p, t

he

cont

rol

reca

lcul

ates

the

ch

ecks

um 5

tim

es

befo

re d

efau

lting

to a

fat

al e

rror

. Ch

ecks

umco

nsta

ntly

mon

itore

d if

pow

er u

p ch

ecks

um t

est

is

pass

ed.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

U43

REL

AY

B

OA

RD

(u

pper

/sin

gle)

L43

REL

AY

B

OA

RD

(lo

wer

)

No

ZC s

een

on

rela

y bo

ard.

Bad

conn

ectio

n on

S19

rel

ay o

r ba

d re

lay

boar

d.

Verif

y th

at t

he

conn

ectio

ns a

re

prop

er o

n S1

9 (d

oubl

e lin

e br

eak

rela

y).

Secu

reco

nnec

tions

at

S19

and

then

re

plac

e re

lay

boar

d.

Loss

of

ZC o

n up

per

boar

d.

This

err

or is

re

vers

ible

.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

41


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

Doo

r no

t cl

osed

pr

oper

ly o

r al

ignm

ent

off to

no

t ac

tivat

e lo

ck

switc

h w

hen

clos

ed.

1) V

erify

doo

r is

cl

osed

pro

perly

. 2)

Che

ck s

witc

h st

ates

in s

ervi

ce

scre

ens

(doo

r an

d lo

ck).

Try

to f

ix

alig

nmen

t /

door

cl

osur

e is

sue.

Mot

or is

not

po

wer

ed o

r is

ja

mm

ed.

Chec

k m

otor

ac

tuat

ion

usin

g se

rvic

e sc

reen

s.

Rem

ove

jam

co

nditi

on (

may

ne

ed t

o "t

wea

k"

latc

h ho

ok)

and

then

rep

lace

latc

h m

otor

mec

hani

sm.

U50

LATC

H/D

OO

R

(upp

er/s

ingl

e)

L50

LATC

H/D

OO

R

(low

er)

Latc

h lo

ck fai

lure

: 80

sec

onds

of

afte

r a

lock

co

mm

and

is s

ent

and

no c

losu

re o

f th

e lo

ck s

witc

h is

de

tect

ed.

Lock

sw

itch

is

bad.

Chec

k th

e si

gnal

fo

r op

en a

nd

clos

ed s

tate

th

roug

hac

tivat

ion

at J

18

pins

7, 9

, and

10

on r

elay

boa

rd.

Rep

lace

latc

h m

otor

mec

hani

sm.

Fata

l err

or a

fter

80

sec

onds

. The

do

or lo

ck s

witc

h is

not

det

ecte

d fo

r 80

sec

onds

w

hile

lock

ing

the

door

.

Cook

ing

avai

labl

e.

Clea

ning

NO

T av

aila

ble.

Mak

e su

re d

oor

is

clos

ed p

rope

rly.

Call

for

serv

ice.

42


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

Doo

r no

t cl

osed

pr

oper

ly o

r al

ignm

ent

off,

does

not

act

ivat

e lo

ck s

witc

h w

hen

clos

ed.

1) V

erify

doo

r is

cl

osed

pro

perly

. 2)

Che

ck s

witc

h st

ates

in s

ervi

ce

scre

ens

(doo

r an

d lo

ck).

Try

to f

ix

alig

nmen

t /

door

cl

osur

e is

sue.

Mot

or is

not

po

wer

ed o

r is

ja

mm

ed.

Chec

k m

otor

ac

tuat

ion

usin

g se

rvic

e sc

reen

s.

Rem

ove

jam

co

nditi

on (

may

ne

ed t

o "t

wea

k"

latc

h ho

ok)

and

then

rep

lace

latc

h m

otor

mec

hani

sm.

U51

LATC

H/D

OO

R

(upp

er/s

ingl

e)

L51

LATC

H/D

OO

R

(low

er)

Latc

h ph

ase

failu

re:

80 s

econ

ds a

fter

an

unl

ock

com

man

d is

sen

t th

e ph

ase

switc

h do

es n

ot c

lose

.

Phas

e sw

itch

is

bad.

Chec

k th

e si

gnal

fo

r op

en a

nd

clos

ed s

tate

th

roug

hac

tivat

ion

at J

18

pins

1, 2

, and

3

on r

elay

boa

rd.

Rep

lace

latc

h m

otor

mec

hani

sm.

Fata

l err

or a

fter

80

sec

onds

. The

do

or u

nloc

k (P

hase

sw

itch)

is

not

dete

cted

for

80

sec

onds

whi

le

un-lo

ckin

g th

e do

or.

Cook

ing

avai

labl

e.

Clea

ning

NO

T av

aila

ble.

Mak

e su

re d

oor

is

clos

ed p

rope

rly.

Call

for

serv

ice.

U52

LATC

H/D

OO

R

(upp

er/s

ingl

e)

L52

LATC

H/D

OO

R

(low

er)

Redu

ndan

t sw

itch

failu

re:

A do

uble

che

ck

on t

he s

tate

of

the

switc

hes

show

s in

com

patib

lest

ates

.

Bad

switc

hes

or

poss

ible

bad

rel

ay

boar

d.

Chec

k sw

itch

stat

es a

t J1

8 on

re

lay

boar

d.

Rep

lace

latc

h m

otor

mec

hani

sm

and

then

rel

ay

boar

d.

Fata

l err

or a

fter

80

sec

onds

. Cam

sw

itch

N.O

and

ca

m s

witc

h N

.C.

are

not

com

plem

enta

ry.

Latc

h sw

itch

N.O

an

d la

tch

switc

h N

.C. a

re n

ot

com

plem

enta

ry.

Cook

ing

avai

labl

e.

Clea

ning

NO

T av

aila

ble.

Ca

ll fo

r se

rvic

e.

43


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

U53

LATC

H/D

OO

R

(upp

er/s

ingl

e)

L53

LATC

H/D

OO

R

(low

er)

Doo

r sw

itch

latc

hing

fai

lure

: Th

e do

or s

witc

h is

ope

ned

whe

n th

e lo

ck s

witc

h is

cl

osed

.

Doo

r no

t cl

osed

pr

oper

ly w

hen

lock

ed (

poss

ible

ta

mpe

ring

or

bypa

ssin

g by

a

mag

net

or

hold

ing

the

switc

h ho

ok

durin

g lo

ckin

g).

Bad

door

sw

itch.

Verif

y sw

itch

stat

e ch

ange

s pr

oper

ly in

se

rvic

e sc

reen

s.

Rep

lace

Doo

r sw

itch.

The

oven

doo

r op

ens

durin

g th

e lo

ckin

g of

the

do

or. D

oor

lock

re

turn

s to

an

unlo

cked

sta

te.

The

erro

r is

res

et

whe

n th

e ov

en

door

is c

lose

d.

Cook

ing

avai

labl

e.

Clea

ning

NO

T av

aila

ble.

Ca

ll fo

r se

rvic

e.

U54

LATC

H/D

OO

R

(upp

er/s

ingl

e)

L54

LATC

H/D

OO

R

(low

er)

Lock

ena

ble

failu

re:

Enab

le is

act

ive

belo

w 4

40°F

or

not

activ

e ab

ove

650°

F.

Bad

rela

y bo

ard.

N/A

Rep

lace

rel

ay

boar

d.

The

lock

ena

ble

outp

ut r

emai

ns

enab

led

whe

n pr

obe

1 te

mpe

ratu

res

fall

belo

w 4

40°F

or

does

not

dis

able

th

e do

or lo

ck

circ

uitr

y w

hen

prob

e 1

tem

pera

ture

s ex

ceed

650

°F.

Cook

ing

avai

labl

e.

Clea

ning

NO

T av

aila

ble.

Ca

ll fo

r se

rvic

e.

U55

LATC

H/D

OO

R

(upp

er/s

ingl

e)

L55

LATC

H/D

OO

R

(low

er)

Latc

h m

otor

fa

ilure

:Po

wer

to

mot

or is

no

t pr

esen

t or

to

o lo

w f

or

oper

atio

n.

Bad

mot

or o

r ba

d re

lay

boar

d.

Chec

k po

wer

out

pu

t on

J17

pin

s 2

and

4.

Rep

lace

latc

h m

otor

mec

hani

sm

or r

elay

boa

rd.

Doo

r m

otor

ou

tput

is s

hort

ed

to 5

vol

ts. T

he

cont

rol c

ount

s fo

ur r

evol

utio

ns

befo

re in

dica

ting

a do

or m

otor

fa

ilure

.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

44


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

Bloc

ked

airf

low

. Ch

eck

fan

spee

d an

d op

erat

ions

in

serv

ice

scre

ens.

1) I

f op

erat

iona

l, an

d hi

gh s

peed

or

betw

een

1 an

d 50

, cle

ar a

ny

bloc

kage

s in

ai

rflo

w p

aths

.

Dam

aged

or

deta

ched

bla

des.

Chec

k fa

n sp

eed

and

oper

atio

ns in

se

rvic

e sc

reen

s.

2) I

f ex

trem

ely

high

and

no

bloc

kage

s, a

nd

no a

ir m

ovem

ent,

ve

rify

fan

blad

es

are

atta

ched

and

un

dam

aged

. Rep

lace

fan

.

Bad

hall

effe

ct

sens

or.

If f

an o

pera

tes

norm

al b

ut

read

ings

are

bad

.

Rep

lace

fan

(w

hich

will

re

plac

e H

ES).

U60

CO

OLI

NG

FA

N(u

pper

/sin

gle)

L60

CO

OLI

NG

FA

N (

low

er)

Cool

ing

fan

failu

re:

Low

spe

ed h

as

eith

er e

xcee

ded

750

or is

bel

ow

50 p

ulse

s pe

r se

cond

.

Bad

rela

y bo

ard.

If f

an o

pera

tes

norm

al b

ut

read

ings

are

bad

an

d th

ere

is a

pr

oper

sig

nal o

n J2

1.

Rep

lace

rel

ay

boar

d.

Cool

ing

fan

tach

omet

er (

Hal

l Ef

fect

Sen

sor)

in

dica

tes

an e

rror

by

reg

iste

ring

valu

es a

bove

750

or

bel

ow 5

0 pu

lses

per

se

cond

.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

45


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

Bloc

ked

airf

low

. Ch

eck

fan

spee

d an

d op

erat

ions

in

serv

ice

scre

ens.

If o

pera

tiona

l, an

d hi

gh s

peed

or

betw

een

1 an

d 50

, cle

ar a

ny

bloc

kage

s in

ai

rflo

w p

aths

.

Dam

aged

or

deta

ched

bla

des.

Chec

k fa

n sp

eed

and

oper

atio

ns in

se

rvic

e sc

reen

s.

1) I

f ex

trem

ely

high

and

no

bloc

kage

s, a

nd

no a

ir m

ovem

ent,

ve

rify

fan

blad

es

are

atta

ched

and

un

dam

aged

.

2) R

epla

ce f

an.

Bad

hall

effe

ct

sens

or.

If f

an o

pera

tes

norm

al b

ut

read

ings

are

bad

.

Rep

lace

fan

(w

hich

will

re

plac

e H

ES).

U61

CO

OLI

NG

FA

N(u

pper

/sin

gle)

L61

CO

OLI

NG

FA

N (

low

er)

Cool

ing

fan

failu

re:

Hig

h sp

eed

has

eith

er e

xcee

ded

750

or is

bel

ow

400

puls

es p

er

seco

nd.

Bad

rela

y bo

ard.

If f

an o

pera

tes

norm

al b

ut

read

ings

are

bad

an

d th

ere

is a

pr

oper

sig

nal o

n J2

1.

Rep

lace

rel

ay

boar

d.

Cool

ing

fan

tach

omet

er (

hall

effe

ct s

enso

r)

indi

cate

s an

err

or

by r

egis

terin

g va

lues

abo

ve 7

50

or b

elow

400

pu

lses

per

se

cond

.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

U70

CO

MM

ER

RO

R(u

pper

/sin

gle)

L70

CO

MM

ER

RO

R (

low

er)

Loss

of

uppe

r po

wer

boa

rd

com

mun

icat

ion.

Loos

e or

im

prop

erco

nnec

tion

betw

een

logi

c an

d re

lay

boar

ds,

or b

ad r

elay

bo

ard.

Verif

yco

mm

unic

atio

nlin

e co

nnec

tions

(J

7-J2

3, J

80J2

3)

betw

een

rela

y an

d lo

gic

boar

ds

are

solid

ly

conn

ecte

d.

Conn

ect

cabl

es

prop

erly

, the

n if

need

ed r

epla

ce

rela

y bo

ard.

Logi

c bo

ard

dete

cts

a lo

ss o

f on

e or

mor

e po

wer

boa

rds.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

46


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

Loos

e or

im

prop

erco

nnec

tion

betw

een

logi

c an

d re

lay

boar

ds.

Verif

yco

mm

unic

atio

nlin

e co

nnec

tions

(J

7-J2

3, J

8-J2

3)

betw

een

rela

y an

d lo

gic

boar

ds

are

solid

ly

conn

ecte

d.

Conn

ect

cabl

es

prop

erly

.

Bad

logi

c bo

ard.

If c

ontin

uous

re

sets

/reb

oots

ar

e oc

curr

ing,

re

plac

e lo

gic

boar

d.

Repl

ace

logi

c bo

ard.

C72

CO

MM

ER

RO

R

TWI

(Com

mun

icat

ion)

Er

ror:

No

com

mun

icat

ion

betw

een

logi

c an

d re

lay

boar

ds

for

at le

ast

6 se

cond

s. B

oth

boar

ds w

ill

cont

inue

to

atte

mpt

com

mun

icat

ion.

Logi

c bo

ard

will

lo

ok f

or r

elay

and

re

lay

will

kee

p se

ndin

g re

set

com

man

ds.

Bad

rela

y bo

ard.

If e

rror

cod

e is

cl

eare

d an

d re

turn

s an

d co

nnec

tions

are

go

od t

hen

repl

ace

rela

y bo

ard/

s.

Rep

lace

rel

ay

boar

d.

Fata

l err

or a

fter

60

sec

onds

Pow

er

boar

d w

ill r

eset

th

e lo

gic

boar

d ev

ery

5 -

10

seco

nds

for

60

seco

nds.

The

lo

gic

boar

d w

ill

cont

inue

to

talk

to

the

pow

er

boar

d(s)

unt

il co

mm

unic

atio

n is

re

-est

ablis

hed.

Co

olin

g fa

n w

ill

be t

urne

d on

at

high

spe

ed. T

his

erro

r is

re

vers

ible

.

No

func

tions

av

aila

ble

until

co

mm

unic

atio

n is

re

-est

ablis

hed.

U

pon

new

co

mm

unic

atio

n a

rebo

ot w

ill o

ccur

an

d th

e sy

stem

w

ill b

e fu

nctio

nal

agai

n.

1) I

f er

ror

code

is

pres

ent

but

oven

is

fun

ctio

nal t

hen

mak

e a

cust

omer

se

rvic

e ca

ll to

re

port

inci

dent

an

d co

ntin

ue

usin

g ov

en.

2) I

f co

ntin

uous

re

sets

/reb

oots

ar

e oc

curr

ing,

cal

l fo

r se

rvic

e.

47


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

Com

mun

icat

ion

cabl

es (

J7-J

23,

J8-J

23)

have

be

en s

witc

hed

or

not

conn

ecte

d.

Upp

er/lo

wer

switc

hes

are

in

wro

ng s

tate

.

Verif

yco

mm

unic

atio

nlin

e co

nnec

tions

an

d bo

ard

ID

switc

h se

ttin

gs.

Bad

rela

y bo

ard

or s

oftw

are

com

patib

ility

issu

e.

1) V

erify

sof

twar

e co

mpa

tibili

ty t

hen

repl

ace

rela

y bo

ard.

C73

CO

MM

ER

RO

RTw

o po

ssib

le

failu

res:

1) O

nly

one

pow

er b

oard

is

dete

cted

on

a do

uble

ove

n or

no

pow

er b

oard

s de

tect

ed o

n a

sing

le.

2) T

wo

uppe

rs o

r tw

o lo

wer

boa

rds

are

conn

ecte

d to

on

e lo

gic

boar

d.

Bad

logi

c bo

ard

or s

oftw

are

com

patib

ility

issu

e.

2) V

erify

sof

twar

e co

mpa

tibili

ty t

hen

repl

ace

rela

y bo

ard.

Corr

ect

wiri

ng

and

switc

h st

ate

issu

es, t

hen

if ne

eded

rep

lace

re

lay

boar

d, a

nd

last

ly r

epla

ce

logi

c bo

ard.

The

logi

c bo

ard

mus

t de

tect

in

the

first

5

seco

nds

afte

r po

wer

res

tora

tion

whe

ther

thi

s co

nditi

on e

xist

s.Th

is e

rror

is

reve

rsib

le.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

C74

CO

MM

ER

RO

R

E2 c

heck

sum

Fa

ilure

on

logi

c bo

ard

Erro

r in

rea

ding

or

writ

ing

data

, or

bad

EEP

ROM

.

Set

new

set

tings

an

d sa

ve a

new

SA

VED

GU

IDE

reci

pe.

Then

try

to

rec

all r

ecip

e an

d re

visi

t se

ttin

gs.

If r

e-en

terin

g al

low

ed p

rope

r op

erat

ion

then

let

it co

ntin

ue. I

f th

is

did

not

wor

k or

th

is is

a r

epea

t ca

ll, r

epla

ce lo

gic

boar

d.

Use

r sa

ved

data

, se

rvic

e, f

acto

ry,

and

preh

eat

offs

ets

are

lost

an

d de

faul

ts a

re

rest

ored

. An

erro

r in

dica

tion

is

disp

laye

d bu

t a

key

pres

s w

ill

canc

el t

he e

rror

.

Cook

ing

and

clea

ning

are

av

aila

ble

but

any

cust

om s

ettin

gs

or s

aved

file

s m

ay b

e lo

st a

nd

have

bee

n se

t to

fa

ctor

y de

faul

t.

Call

cust

omer

se

rvic

e to

rep

ort

inci

dent

, the

n pr

ess

key

to

cont

inue

usa

ge.

Atte

mpt

to

set

new

val

ues

for

user

dat

a (A

DD

ITIO

NA

L SE

TTIN

GS,

SA

VED

GU

IDE,

etc.

). If

issu

es

cont

inue

s to

oc

cur

call

for

serv

ice.

C75

CO

MM

ER

RO

RRed

unda

nt

stro

bes

on lo

gic

boar

d ar

e no

t th

e sa

me.

Rep

lace

Co

ntro

ller.

N

/A

Yes

The

redu

ndan

t st

robe

s to

the

CA

NCE

LALL

key

s ar

e at

diff

eren

t st

ates

.

No

Call

for

serv

ice.

48


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

C76

CO

NFI

G

Inco

rrec

t ov

en

type

:Si

ngle

/Dou

ble.

Wro

ng o

r un

reco

gniz

ed

diod

eco

nfig

urat

ion.

N/A

Rep

lace

gl

ass/

touc

hpad

asse

mbl

y.

Dis

play

s er

ror

afte

r 3

seco

nds

of

sens

ing

an

inco

rrec

t di

ode

conf

igur

atio

n.

This

err

or is

re

vers

ible

.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

C77

CO

NFI

G

Inco

rrec

t ov

en

styl

e: 2

7/30

.

Wro

ng o

r un

reco

gniz

ed

diod

eco

nfig

urat

ion.

N/A

Rep

lace

gl

ass/

touc

hpad

asse

mbl

y.

Dis

play

s er

ror

afte

r 3

seco

nds

of

sens

ing

an

inco

rrec

t di

ode

conf

igur

atio

n.

This

err

or is

re

vers

ible

.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

Bad

LED

boa

rd.

1) R

epla

ce L

ED

boar

d.1)

Rep

lace

LED

bo

ard.

C78

LIG

HT

Dis

play

vol

tage

ha

s dr

oppe

d be

low

15V

. Ba

d lo

gic

boar

d.

2) I

f LE

D b

oard

re

plac

emen

t di

d no

t re

solv

e is

sue

then

rep

lace

logi

cbo

ard.

2) R

epla

ce lo

gic

boar

d.

Dis

play

s er

ror

afte

r 3

seco

nds

of

inco

rrec

t vo

ltage

de

tect

ion.

Thi

s er

ror

is

reve

rsib

le.

No

func

tions

av

aila

ble.

Ca

ll fo

r se

rvic

e.

49


Dis

play

ed E

rror

M

essa

ge

Des

crip

tion

/Fa

ilure

Cri

teri

a So

urc

es

Ch

ecks

So

luti

on

Soft

war

e Lo

gic

Des

crip

tion

(Sch

ott)

Fun

ctio

nA

vaila

bilit

y/

Res

et-a

bilit

y

Use

r A

ctio

ns/

So

luti

ons

Food

, moi

stur

e,

or o

ther

su

bsta

nce

is in

th

e so

cket

or

on

the

oven

co

nnec

tion

end

of

the

mea

t pr

obe.

Verif

y pr

oper

op

erat

ion

with

ne

w p

robe

(r

epla

ce p

robe

).

If f

ail w

ith n

ew

prob

e ch

eck

wiri

ng o

f ho

usin

gto

elim

inat

e sh

ortin

g to

she

et

met

al.

Clea

n so

cket

and

m

eat

prob

e.

Bad

mea

t pr

obe

(sho

rted

).

Use

new

mea

t pr

obe

to t

est

for

corr

ect

valu

es in

th

e se

rvic

e sc

reen

s.

Repl

ace

mea

t pr

obe.

U80

MEA

T P

RO

BE

(upp

er/s

ingl

e)

L80

MEA

T P

RO

BE

(low

er)

Shor

ted

mea

t pr

obe:

An A

/D v

alue

ab

ove

0XF0

is

regi

ster

ed.

Shor

ted

sock

et o

r w

iring

.

Test

soc

ket

at

conn

ecto

r J2

0 on

re

lay

boar

d.

Repl

ace

mea

t pr

obe

sock

et.

60 s

econ

ds o

f co

ntin

uous

A/D

va

lues

ove

r th

e m

axim

umbo

unds

. Mea

t pr

obe

is d

isab

led.

Cook

ing

and

clea

ning

are

av

aila

ble

but

mea

t pr

obe

optio

ns w

ill n

ot

be a

vaila

ble.

1) V

erify

ove

n co

nnec

tion

end

of

mea

t pr

obe

is

clea

n an

d no

fo

od, m

oist

ure

or

othe

r su

bsta

nce

in is

the

mea

t pr

obe

sock

et.

2) C

all f

or

serv

ice.

C90

PO

WER

LO

SSPo

wer

res

tore

d.

Pow

erin

terr

uptio

n.

N/A

Co

ntin

ue.

Pow

er is

in

terr

upte

d an

d re

stor

ed.

Cook

ing

and

clea

ning

avai

labl

e.

Pres

s an

y ke

y on

th

e co

ntro

l pan

el

to c

lear

and

run

no

rmal

ly.

52


PO

WER

CY

CLI

NG

CH

AR

TSo

ftw

are

Ver

sion

s Lo

gic

Ver

sion

: 1

.0.0

.3-D

30

U

10

: 1

00

1

U1

0:

EE A

B

U7

: 1

00

1

U7

: EE

49

CO

MP

ON

ENTS

B

RO

IL

OU

TER

EL

EMEN

T

BR

OIL

IN

NER

EL

EMEN

T

BA

KE

OU

TER

EL

EMEN

T

BA

KE

INN

NER

EL

EMEN

T

CO

NV

ECTI

ON

EL

EMEN

TC

ON

VEC

TIO

N

FAN

CO

OLI

NG

FAN*

DO

UB

LE

LIN

EB

REA

K

REL

AY*

*

HIG

H L

IMIT

C

UTO

UT

SWIT

CH

#

LOC

KM

OTO

R#

#

MO

DES

: P

erio

d= 3

0se

c C

YC

LES

PR

EHEA

T

ON

O

N

ON

HI

TEM

P D

EPEN

DEN

TAC

TIVE

CL

OSE

D

BA

KE

OFF

20s

ec

ON

10s

ec

ON

20s

ec

OFF

10s

ec

OFF

25s

ec

ON

5se

c TE

MP

DEP

END

ENT

ACTI

VE

CLO

SED

PR

EHEA

T

ON

O

N

HI

PC

ON

V B

AK

E

O

N

LO

TEM

P D

EPEN

DEN

TAC

TIVE

CL

OSE

D

PR

EHEA

TO

N

O

N

ON

HI

SUR

R B

AK

E O

FF 1

5sec

O

N 1

5sec

O

N 2

0sec

O

FF 1

0sec

TEM

P D

EPEN

DEN

TAC

TIVE

CL

OSE

D

PR

EHEA

TO

N

O

N

ON

HI

CO

NV

BA

KE

OFF

20s

ec

ON

10s

ec

ON

20s

ec

OFF

10s

ec

OFF

25s

ec

ON

5se

c

LO

TEM

P D

EPEN

DEN

TAC

TIVE

CL

OSE

D

PR

EHEA

TO

N

O

N

ON

HI

SCO

NV

BA

KE

OFF

15s

ec

ON

15s

ec

ON

20s

ec

OFF

10s

ec

LO

TEM

P D

EPEN

DEN

TAC

TIVE

CL

OSE

D

MA

X B

RO

IL

ON

O

N

LO

ACTI

VE

CLO

SED

BR

OIL

ON

LO

AC

TIVE

CL

OSE

D

CO

NV

BR

OIL

O

N

ON

LO

LO

ACTI

VE

CLO

SED

PR

EHEA

T

ON

O

N

HI

PC

ON

V S

EAR

O

FF 2

0sec

O

N 1

0sec

O

FF 2

0sec

O

N 1

0sec

O

N 2

0sec

OFF

10s

ec

LOTE

MP

DEP

END

ENT

ACTI

VE

CLO

SED

PR

EHEA

T

ON

O

N

HI

53

Appendix C – Voltage Level/Power Cycling Charts

PO

WER

CY

CLI

NG

CH

AR

TSo

ftw

are

Ver

sion

s Lo

gic

Ver

sion

: 1

.0.0

.3-D

30

U

10

: 1

00

1

U1

0:

EE A

B

U7

: 1

00

1

U7

: EE

49

CO

MP

ON

ENTS

B

RO

IL

OU

TER

EL

EMEN

T

BR

OIL

IN

NER

EL

EMEN

T

BA

KE

OU

TER

EL

EMEN

T

BA

KE

INN

NER

EL

EMEN

T

CO

NV

ECTI

ON

EL

EMEN

TC

ON

VEC

TIO

N

FAN

CO

OLI

NG

FAN*

DO

UB

LE

LIN

EB

REA

K

REL

AY*

*

HIG

H L

IMIT

C

UTO

UT

SWIT

CH

#

LOC

KM

OTO

R#

#

MO

DES

: P

erio

d= 3

0se

c C

YC

LES

PC

ON

V R

OA

ST

ON

LO

TE

MP

DEP

END

ENT

ACTI

VE

CLO

SED

PR

EHEA

TO

FF 1

0sec

O

N 2

0sec

O

NO

N 1

0sec

O

FF 2

0sec

H

I

SUR

R R

OA

ST

OFF

10s

ec

ON

20s

ec

ON

20s

ec

OFF

10s

ec

TE

MP

DEP

END

ENT

ACTI

VE

CLO

SED

PR

EHEA

TO

FF 1

0sec

ON

20s

ec

ON

ON

10s

ec

OFF

20s

ec

HI

CO

NV

RO

AST

O

N 2

0sec

O

FF 1

0sec

O

FF 1

0sec

O

N 2

0sec

LO

TEM

P D

EPEN

DEN

TAC

TIVE

CL

OSE

D

PR

EHEA

TO

FF 1

0sec

ec

ON

20s

ecec

O

NO

N 1

0sec

OFF

20s

ec

HI

SCO

NV

RO

AST

O

FF 1

0sec

O

N 2

0sec

O

N 2

0sec

O

FF 1

0sec

LO

TE

MP

DEP

END

ENT

ACTI

VE

CLO

SED

DEF

RO

ST

ON

15s

ec

OFF

15s

ec

LOTE

MP

DEP

END

ENT

ACTI

VE

CLO

SED

DEH

YD

FR

UIT

O

N 1

5sec

OFF

15s

ec

HI

LO

ACTI

VE

CLO

SED

DEH

YD

VEG

GIE

O

N 1

5sec

OFF

15s

ec

HI

LO

ACTI

VE

CLO

SED

DEH

YD

MEA

T

O

N 1

5sec

OFF

15s

ec

HI

LO

ACTI

VE

CLO

SED

PR

OO

F O

N 5

sec

OFF

25s

ec

TE

MP

DEP

END

ENT

ACTI

VE

CLO

SED

SELF

CLE

AN

O

N

O

N

ON

TE

MP

DEP

END

ENT

ACTI

VE

CLO

SED

AC

TIVE

HO

LD

ON

TEM

P D

EPEN

DEN

TAC

TIVE

CL

OSE

D

Dacor Wall Oven

Documents

Transcript of Dacor Wall Oven