BLUE FLAME VENT-FREEPROPANE/LP GASSPACE HEATER

OWNER’S OPERATION AND INSTALLATION MANUAL

Table of Contents

ML060HBA ML100HBA ML100TBA

*Aftermarket: Completion of sale, not for purpose ofresale, from the manufacturer.

Important Safety Information.................................2

Product Features.....................................................3

Proper Ventilation & Fresh Air...............................4

Installation................................................................6

Operating Your Heater...........................................10

Cleaning & Maintenance.......................................13

Trouble Shooting...................................................14

Specifications..........................................................17

Parts List.................................................................19

TOLL FREE NUMBER: 1-877-886-5989

WARNING: This is an unvented gas-firedheater. It uses air (oxygen) f rom the roomi n w h i c h i t i s installed. Provisions foradequate combustion and ventilation air mustbe prov ided. Refer to A i r For Combus-tion and Ventilation section on page 4 of thismanual.

WARNING: I f the information in thismanual is not followed exactly, a f i re o re x p l o s i o n m a y r e s u l t causing propertydamage, personal injury, or loss of life.

Do not store, or use gasoline or other flammablevapors and liquids in the vicinity of this or anyother appliance.WHAT TO DO IF YOU SMELL GASl Do not try to light any appliance.l Do not touch any electrical switch; do not use any phone in your building.l Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.l If you cannot reach your gas supplier, call the fire department.Installation and service must be performed by aqualified installer, service agency or gassupplier.

WARNING: Improper ins ta l la t ion,adjustment, alteration, service or mainte-nance can cause injury or property damage.Refer to this manual for correct installation andoperational procedures. For assistance oradditional information consult a qualifiedinstaller, service agency, or gas supplier.

This appliance may be installed in an aftermar-ket* permanently located, manufactured(mobile) home, where not prohibited by localcodes.This appliance is only for use with the type ofgas indicated on the rating plate. Thisappliance is not convertible for use with othergases.

WATER VAPOR: A BY-PRODUCT OF UNVENTEDROOM HEATERSWater vapor is a by-product of gas combustion. Anunvented room heater produces approximately one(1) ounce (30ml) of water for every 1,000 BTU’s(.3KW’s) of gas input per hour. Refer to page 3.

Installer: Please leave these instructions with theconsumer.

Consumer: Please retain these instructions forfuture use.

CONTINENTAL APPLIANCE INC/U.S. OFFICE5 Musick 4600 Highlands Parkway S.E.

Irvine Suite # D/E

CA 92618 Smyrna, GA 30080

Nanjing PRO-COM Electric Appliance Co.,Ltd.#6 Chuangye Road,High New Tech.Zone,Great Bridge Road North,Nanjing,210061,China.

PR-ML062-16-0803

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IMPORTANTSAFETY INFORMATION

1. This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases.2. Do not place propane/LP supply tank(s) inside any structure. Locate propane/LP supply tank(s) outdoors.3. If you smell gasl Shut off gas supply.l Do not try to light any appliance.l Do not touch any electrical switch; do not use any phone in your building.l Immediately call your gas sup plier from a neighbor’s phone. Follow the gas supplier’s instructions.l If you cannot reach your gas supplier, call the fire department.4. This heater needs fresh, outside air ventilation to run properly. This heater has an Oxygen Depletion Sensor (ODS) safety shutoff system. The ODS shuts down the heater if not enough fresh air is available. See Fresh Air For Combustion And Ventilation, pages 4 through 6.5. Keep all air openings in the front and bottom of heater clear and free of debris. This will insure enough air for proper combustion.6. If heater shuts off, do not relight until you provide fresh, outside air. If heater keeps shutting off, have it serviced.7. Do not operate heaterl where flammable liquids or va pors are used or storedl under dusty conditions

9. Do not use heater if any part has been under water.

Immediately call a qualified service technician to inspect the room heater and to replace any part of the control system and any gas control which has been under water.

10. Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater.11. Operating heater above elevations of 4,500 feet could cause pilot outage.12. To prevent performance problems, do not use propane/LP fuel tank of less than 100 lbs. capacity.13. Do not install in a bathroom except model ML060HBA.

Carbon Monoxide Poisoning:Early signs of carbon monoxidepoisoning resemble the flu withheadaches, dizziness, or nausea.If you have these signs, the heatermay not be working properly. Getfresh air at once! Have heaterserviced. Some people are moreaffected by carbon monoxide thanothers. These include pregnantwomen, persons with heart or lungdisease or anemia, those under theinfluence of alcohol, and thoseat high altitudes.

Propane/LP: Propane/LP gas isodorless. An odor-making agent isadded to Propane/LP gas. The odorhelps you detect a Propane/LP gasleak. However, the odor added toP r o p a n e / L P g a s c a n f a d e .Propane/LP gas may be presenteven though no odor exists.

Make certain you read and under-stand all warnings. Keep this manualfor reference. It is your guide to safeand proper operation of this heater.

DANGER: Carbon monoxidepoisoning may lead to death

heated, the vapors from these products may create a white powder residue within burner box or on adjacent walls or furniture.

8. Turn heater off before using furniture polish, wax, carpet cleaner, or similar products. If

copy of 527 CMR 30 upon sale of theunit.

Keep the appliance area clearand f ree f rom combust ib lematerials, gasoline, and otherflammable vapors and liquids.

IMPORTANT: Read th isowner ’s manual carefully andcomple te ly be fore t ry ing toassemble, operate, or servicethis heater. Improper use ofthis heater can cause seriousinjury or death from burns,f i r e , e x p l o s i o n , e l e c t r i c a lshock, and carbon monoxidepoisoning.

Do not place clothing or otherflammable material on or nearthe appliance. Never place anyobjects on the heater.

Due to high temperatures, heaters h o u l d b e k e p t o u t o ftraffic and away from furnitureand draperies.

Surface of heater becomesvery hot when running heater.Keep children and adults awayfrom hot surface to avoid burnsor clothing ignition. Heater willremain hot for a time after shutdown. Al low surface to coolbefore touching.

Ca re fu l l y supe rv i se youngchildren when they are in thesame room with heater.

Make sure gri l l guard is inplace before running heater.

WARNING: Do not use anyaccessory not approved foruse with this heater.

WARNING: Any change tothis heater or its controls canbe dangerous.

State of Massachusetts: Theinstallation must be made by a li-censed plumber or gas fitter in theCommonwealth of Massachusetts.Sellers of unvented propane or natu-ral gas-fired supplemental room heat-ers shall provide to each purchaser a

In the state of Massachusetts, unventedpropane or nature gas-fired space heat-ers shall be prohibited in bedrooms andbathrooms.

Modeles ML060HBA, ML100HBA,ML100TBA are equipped for propanegas. Field conversion is notpermitted.

WARNING

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PRODUCT FEATURES

SAFETY DEVICEA standard requirement for all vent-free roomheaters. This heater has a pilot with an OxygenDepletion Sensor(ODS) safety shutoff system.The ODS/pilot shuts off the heater if there isnot enough fresh air.

PIEZO IGNITION SYSTEMThis heater is equipped with a piezo ignitor.This system requires no matches, batteries, orother sources to light heater.

THERMOSTATIC CONTROL ONTHERMOSTAT MODEL

These heaters have a control valve with athermostat sensing bulb. This results in thegreatest heater comfort and may result inlower gas bills.

LOCAL CODESInstall and use heater with care. Follow all localcodes. In the absence of local codes, use thelatest edition of National Fuel Gas Code ANSZ223.1,also known as NFPA 54*.*Available from : American National Standards Institute, Inc.

1430 BroadwayNew York, NY 10018

National Fire Protection Association, Inc.Batterymarch ParkQuincy, MA 02269

UNPACKING1. Remove heater from carton.2. Remove all protective packaging applied to heater for shipment.3. Check heater for any shipping damage. If heater is damaged, promptly inform dealer where you bought heater.

Figure1-Vent-Free Propane/LP Gas Heater

WATER VAPOR: A BY-PRODUCT OF UNVENTED ROOM HEATERSWater vapor is a by-product of gas combustion. Anunvented room heater produces approximately one(1) ounce (30ml) of water for every 1,000 BTU’s(.3KW’s) of gas input per hour.Unvented room heaters are recommended as supple-mental heat (a room) rather than a primary heatsource (an entire house). In most supplemental heatapplications, the water vapor does not create aproblem. In most applications, the water vapor en-hances the low humidity atmosphere experiencedduring cold weather.

The following steps will help insure that water vapordoes not become a problem.1. Be sure the heater is sized properly for the

application, including ample combustion air andcirculation air.

2. If high humidity is experienced, a dehumidifiermay be used to help lower the water vapor con-tent of the air.

3. Do not use an unvented room heater as the pri-mary heat source.

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FRESH AIR FORCOMBUSTION ANDVENTILATION

PROVIDING ADEQUATEVENTILATIONThe following are excerpts fromNational Fuel Gas Code. NFPA54/ANS Z223.1, Section 5.3. Air forCombustion and Ventilation. Allspaces in homes fall into one ofthe three following ventilationclassifications:1. Unusually Tight Construction2. Unconfined Space3. Confined SpaceThe information on pages 4through 6 will help you classifyyour space and provide adequateventilation.

WARNING: This heatershall not be installed in aconfined space or unusuallyt ight construct ion unlessprovisions are provided foradequate combustion andvent i la t ion a i r . Read thef o l l o w i n g i n s t r u c t i o n s t oinsure proper fresh air for thisand other fuel-burningappliances in your home.

Confined andUnconfined SpaceThe National Fuel Gas CodeANS Z223.1 defines a confinedspace as a space whose volumeis less than 50 cubic feet per1,000 Btu per hour (4.8 m3 per kw)of the aggregate input rating of allappliances installed in that spaceand an unconfined space as aspace whose volume is not lessthan 50 cubic feet per 1,000 Btuper hour (4.8 m3 per kw) of theaggregate input rating of allappliances installed in that space.Rooms communicating directlywith the space in which theappliances are installed*, throughopenings not furnished withdoors, are considered a part ofthe unconfined space.This heater shall not be installedin a confined space or unusuallyt igh t cons t ruc t ion un lessprovisions are provided foradequate combustion andventilation air.* A d j o i n i n g r o o m s a r ecommunicating only if there aredoor less passageways orventilation grills between them.

WARNING: If the area in which the heater may be operated is smaller than that defined as anunconfined space or if the building is of unusually tight construction, provide adequate combustion and ventilationair by one of the methods described in the National Fuel Gas Code, ANS Z223.1, Section 5.3or applicable local codes.

Unusually Tight ConstructionThe air that leaks around doors andwindows may provide enough freshair for combustion and ventilation.However, in buildings of unusuallytight construction, you must provideadditional fresh air.Unusually tight construction isdefined as construction where:a. walls and ceilings exposed to theoutside atmosphere have a con-tinuous water vapor retarder with arating of one perm (6×10-11 kg perp a - s e c - m 2) o r l e s s w i thopenings gasketed or sealed andb. weather stripping has beenadded on openable windows anddoors andc. caulking or sealants are applied toareas such as joints around win-dow and door frames, between soleplates and floors, between wall-ceiling joints, between wall panels, atpenetrations for plumbing, electrical,and gas lines, and at otheropenings. If your home meets all ofthe three criteria above, you mustprovide additional fresh air. SeeVentilation Air From Outdoors,page 5 and 6.If your home does not meet all ofthe three criteria above, seeDetermining Fresh-Air Flow forHeater Location, page 4, 5.

DETERMINING FRESH-AIR FLOW FOR HEATER LOCATIONDetermining if you Have a Confined or Unconfined Space*Use this worksheet to determine if you have a confined or unconfined space.Space: Includes the room in which you will install heater plus any adjoining rooms with doorless passagewaysor ventilation grills between the rooms.1. Determine the volume of the space (length×width×height). Length×Width×Height= cu.ft. (volume of space) Example: Space size 20ft. (length)×16ft( width)×8ft. (ceiling height)=2560cu. ft. (volume of space) If additional ventilation to adjoining room is supplied with grills or openings, add the volume of these rooms to the total volume of the space.2. Divide the space volume by 50 cubic feet to determine the maximum Btu/Hr the space can support. (volume of space)÷50 cu. ft.=(Maximum Btu/Hr the space can support)Example: 2560 cu. ft. (volume of space)÷50 cu.ft.=51.2 or 51,200(maximum Btu/Hr the space can support)

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WARNING: Rework worksheet, add-ing the space of the adjoiningunconfined space. The combined spacesmust have enough fresh air to supply allappliances in both spaces.

AIR FOR COMBUSTIONAND VENTILATIONContinuedVENTILATION AIRVentilation Air From Inside BuildingThis fresh air would come from anadjoining unconfined space. Whenventilating to an adjoining unconfinedspace, you must provide two permanentopenings: one within 12" of the ceilingand one within 12" of the floor on thewall connecting the two spaces (seeoptions 1 and 2, Figure 2). You can alsoremove door into adjoining room (seeoption 3, Figure 2). Follow the NationalFuel Gas Code NFPA 54/ANS Z223.1.Section 5.3, Air for Combustion andVent i la t ion for requi red s ize ofventilation grills or ducts

Example: Gas water heater 44,000 Btu/Hr Vent free heater + 10,000 Btu/Hr Total = 54,000 Btu/Hr

If the actual Btu/Hr used is less than the maximum Btu/Hr the space can support, the space is anunconfined space. You will need no additional fresh air ventilation.

3. Add the Btu/Hr of all fuel burning appliances in the space. Vent-free heater Btu/Hr Gas water heater* Btu/Hr Gas furnace Btu/Hr Vented gas heater Btu/Hr Gas Fireplace logs Btu/Hr Other gas appliances* + Btu/Hr Total = Btu/Hr

*Do not include direct-vent gas appliances. Direct-vent draws combustion air from the outdoors and vents to the outdoors.4. Compare the maximum Btu/Hr the space can support with the actual amount of Btu/Hr used. Btu/Hr (maximum the space can support) Btu/Hr (actual amount of Btu/Hr used) Example : 51,200 Btu/Hr(maximum the space can support) 54,000 Btu/Hr(actual amount of Btu/Hr used)The space in the above example is a confined space because the actual Btu/Hr used is more than themaximum Btu/Hr the space can support.You must provide additional fresh air. Your options are as follows:A. Rework worksheet, adding the space of an adjoining room. If the extra space provides an unconfinedspace, remove door to adjoining room or add ventilation grills between rooms. See Ventilation Air FromInside Building, page 5.B. Vent room directly to the outdoors. See Ventilation Air From Outdoors, page 6 .C. Install a lower Btu/Hr heater, if lower Btu/Hr size makes room unconfined.

Figure 2 -Ventilation Air from Inside Building

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VENTILATION AIRVentilation Air From OutdoorsProvide extra fresh air by usingventilation grills or duels: You mustprovide two permanent openings: one within12" of the ceiling and one within12" of the floor.Connect these items directly to theoutdoors or spaces open to the outdoors.These spaces include attics and crawlspaces. Follow the National Fuel GasCode NFPA 54/ANS Z223.1, Section 5.3.Air for Combustion and Ventilation forrequired size of ventilation grills or ducts.IMPORTANT: Do not provide openingsfor inlet or outlet air into attic if attic hasa thermostat-controlled power vent.Heated air entering the attic will activatethe power vent.

NOTICE: This heater isintended for use as supplementalheat. Use this heater along withyour primary heating system. Donot install this heater as yourprimary heat source. If you havea central heating system, youmay run system’s circulatingblower while using heater. Thiswill help circulate the heat through-out the house. In the event of apower outage, you can use thish e a t e r a s y o u r p r i m a r yheat source.

CHECK GAS TYPEUse only propane/LP gas. If yourgas supply is not propane/LP, donot install heater. Call dealer whereyou bought heater for proper typeheater.

*A CSA/AGA design-certified equip-ment shutoff valve with 1/8" NPTtap is an acceptable alternative totest gauge connection. Purchasethe optional CSA/AGA design certi-fied equipment shutoff valve fromyour dealer. See Accessories, page17.

LOCATING HEATERThis heater is designed to bemounted on a wall.For convenience and efficiency,install heaterl where there is an easy access for operation, inspection, and servicel in coldest part of room

INSTALLATION

CAUTION: If you install theheater in a home garagel heater pilot and burner must be at least 18 inches above floor.l locate heater where moving vehicle will not hit it.

CAUTION: This heatercreates warm air currents.These currents move heatto wal l sur faces next toh e a t e r . I n s t a l l i n g h e a t e rnext to vinyl or cloth wallcoverings or operating heaterwhere impurities (such as tobaccosmoke, aromatic candles, clean-ing fluids, oil or kerosene lamps,etc.) in the air exist maydiscolor walls.

Figure 3 -Ventilation Air from Outdoors

INSTALLATION NEEDSBefore installing heater, make sureyou have the items listed below.l piping (check local codes)l sealant (resistant to Propane/LP gas)l equipment shutoff valve*l ground joint unionl test gauge connection*l sediment trapl tee jointl pipe wrench

WARNING: A qualifiedservice person must installheater. Follow all local codes.

WARNING: Never installthe heaterl in a bathroom (ModelsML100HBA and ML100TBA, onlyML060HBA is allowed in bathroom.Check local codes.)l in a recreational vehicle.l where curtains, furniture,clothing, or other flammable ob-jects are less than 36 inchesfrom the front, top, or sides of theheater.l as a fireplace insert.l in high traffic areas.l in windy or drafty areas.

When the heater is installed inBathrooms,do not use flammableproducts such as aerosol hair spray,foot spary or any product that containsflammable vapors and keep towelsaway from heater.(only ML060HBA isallowed in a bathroom.)

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INSTALLATION

Figure 8 - Mounting BracketClearances

Figure 7 - Removing Lower Front Panel Of Heater

Figure 4 -Mounting Clearances AsViewed From Front Of Heater

WARNING: Maintain theminimum clearances shownin F igure 4 . I f you can ,provide greater clearances fromfloor, ceiling, and joining wall.

FASTENING HEATER TO WALLMounting BracketThe mounting bracket is locatedon back panel of heater (seeFigure 6). It has been taped therefor shipping. Remove mountingbracket from back panel.

Removing Lower Front Panel OfHeater1. Remove two screws near bottom corners of lower front panel.2. Pull bottom of lower front panel forward, then down (see Figure 7).

Methods For Attaching MountingBracket To WallOnly use last hole on each endof mounting bracket to attachbracket to wall. Attach mountingbracket to wall only in one of two ways:1. Attaching to wall stud2. Attaching to wall anchor

Attaching to Wall Anchor: Thismethod al lows you to attachmounting bracket to hollow walls (walla reas be tween s tuds ) o r t osolid walls (concrete or masonry).

Decide which method better suitsyour needs. Either method willprovide a secure hold for themounting bracket.

Marking Screw Locations1. Tape mounting bracket to wallwhere heater will be located.Make sure mounting bracket islevel.

2. Mark screw locations onwall. (see Figure 8)Note: Only mark last hole oneach end of mounting bracket.Insert mounting screws throughthese holes only.3. Remove tape and mountingbracket from wall.

Attaching to Wall Stud: This methodprovides the strongest hold. Insertmounting screws through mountingbracket and into wall studs.

Figure 5 -Moving Thermostat Sensing Bulb

Figure 6 -Mounting Bracket Location

WARNING: Maintainminimum clearances shown inFigure 8. If you can, providegreater clearances from floorand joining wall.

INSTALLING THERMOSTATSENSING BULBFor T-Stat Model Only1. Pull out the sensing bulb from the two clips located in the shippng position according to the direction as shown by the arrow. There is no need to take out the two bulb clips.2. Take out the bulb clip from the hardware package and insert it into the square hole and then insert the sensing bulb into the bulb clip (see Figure 5).

8

INSTALLATION

Figure 11 - Mounting Heater OntoMounting Bracket

Figure 9 - Folding Anchor

Figure 10 - Popping Open AnchorWing For Thin Walls

Attaching Mounting Bracket ToWallNote: Wall anchors, mountingscrews, and spacers are inhardware package. The hardwarepackage is provided with heater.Attaching to Wall Stud MethodFor attaching mounting bracket towall studs1. Drill holes at marked locations using 9/64" drill bit.2. Place mounting bracket onto wall. Line up last hole on each end of bracket with holes drilled in wall.3. Insert mounting screws through bracket and into wall studs.4. Tighten screws until mounting bracket is firmly fastened to wall studs.Attaching to Wall Anchor MethodFor attaching mounting bracket tohollow walls (wall areas betweenstuds) or solid walls (concrete ormasonry)1. Drill holes at marked locations using 5/16" drill bit. For solid walls (concrete or masonry), drill at least 1" deep.2. Fold wall anchor as shown in Figure 9 below.

3. Insert wall anchor (wings first) into hole. Tap anchor flush to wall.4. For thin walls (1/2" or less), insert red key into wall anchor. Push red key to "pop" open anchor wings (See Figure 10).

IMPORTANT: Do nothammer key! For thick walls(over 1/2" thick) or solid walls,do not pop open wings.

5. Place mounting bracket onto wall. Line up last hole on each end of bracket with wall anchors.6. Insert mounting screws through bracket and into wall anchors.7. Tighten screws until mounting bracket is firmly fastened to wall.

Placing Heater On MountingBracket1. Locate two horizontal slots on back panel of heater (see Figure 11).2. Place heater onto mounting bracket. Slide horizontal slots onto stand-out tabs on mounting bracket.

Installing Bottom MountingScrew1. Locate bottom mounting hole. This hole is near bottom on back panel of heater(see Figure 12).2. Mark screw location on wall.3. Remove heater from mounting bracket.4. If installing bottom mounting screw into hollow or solid wall, install wall anchors. Follow steps 1 through 4 under Attaching To Wall Anchor Method. If installing bottom mounting screw into wall stud, drill holes at marked locations using 9/64" drill bit.5. Replace heater onto mounting bracket.6. Place spacers between bottom mounting holes and wall anchor or drilled hole.7. Hold spacer in place with one hand. With other hand, insert mounting screw through bottom mounting hole and spacer. Place tip of screw in opening of wall anchor or drilled hole.8. Tighten screw until heater is firmly secured to wall. Do not over tighten.l Note: Do not replace lower front panel at this time. Replace lower front panel after making gas connections and checking for leaks (see page 10).

Figure 12 - Installing Bottom Mounting screw

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INSTALLATIONCONNECTING TO GAS SUPPLY

WARNING: A qualifiedservice person must connectheater to gas supply. Follow alllocal codes.

WARNING: This appliancerequires a 3/8" NPT (National PipeThread) i n l e t connec t ionto the pressure regulator.

CAUTION: Never connecth e a t e r d i r e c t l y t o t h epropane/LP supply. This heaterrequires an external regulator(no t supp l ied ) . Ins ta l l theexternal regulator between theheater and propane/LP supply.

*A CSA/AGA design-certified equipment shutoff valve with 1/8" NPT tap isan acceptable alternative to test gauge connection. Purchase the optionalCSA/AGA des ign-cer t i f ied equ ipment shuto f f va lve f romyour dealer. See Accessories, page 17.

Figure 14 -Gas Connection

The installer must supply anexternal regulator. The externalregulator will reduce incoming gaspressure . You mus t reduceincoming gas pressure to between11 and 14 inches of water. If youdo not reduce incoming gaspressure, heater regulator damagecould occur . Insta l l externalregulator with the vent pointingdown as shown in Figure 13.Pointing the vent down protects itfrom freezing rain or sleet.

Figure 13 - External Regulator with Vent Pointing Down

excess sealant from going intopipe. Excess sealant in pipe couldresult in clogged heater valves.

IMPORTANT: Install an equipmentshutoff valve in an accessiblelocation. The equipment shutoffvalve is for turning on or shuttingoff the gas to the appliance.

CAUTION: Use only new,b lack i ron o r s tee l p ipe .Internally-tinned copper tubingmay be used in certain areas.Check your local codes. Use pipeof large enough diameter toallow proper gas volume to heater.I f p ipe is too smal l ,undue loss of pressure will occur.

Typical Inlet Pipe DiametersAll models up to 20,000 BTU’s use3/8’’ or greater pipe;All models 25,000 BTU’s and higher,use 1/2” or greater pipe.Installation must include anequipment shutoff valve, union,and plugged 1/8" NPT tap. LocateNPT tap within reach for test gaugehook up. NPT tap must beupstream from heater (see Figure 14).

Install sediment trap in supply lineas shown in Figure 14. Locatesediment trap where it is withinreach for c leaning. Locatesediment trap where trappedmatter is not likely to freeze. Asediment trap traps moisture andcontaminants. This keeps themfrom going into heater controls. Ifsediment trap is not installed or isinstal led wrong, heater maynot run properly.IMPORTANT: Hold pressureregulator wi th wrench whenconnecting it to gas piping and/orfittings.

CAUTION: Use pipe jointsealant that is resistant toliquid petroleum (LP) gas.

WARING:Do not over tighten gas

connections.Apply pipe joint sealant lightly tomale threads. This will prevent

1 0

Figure 15 -Equipment Shutoff Valve

INSTALLATIONCHECKING GASCONNECTIONS

WARNING: Test all gas pipingand connections for leaks afterinstalling or servicing. Correctall leaks at once.

WARNING: Never use anopen flame to check for a leak.Apply a mixture of liquid soapand water to all joints. Bubblesforming show a leak. Correct allleaks at once.

Pressure Testing Gas SupplyPiping SystemTest Pressures In Excess Of1/2 PSIG (3.5 K Pa)1. Disconnect appliance with its appliance main gas valve (control valve) and equipment shutoff valve from gas supply piping system. Pressures in excess of 1/2 psig will damage heater regulator.2. Cap off open end of gas pipe

where equipment shutoff valve was connected.3. Pressurize supply piping

s y s t e m b y e i t h e r u s i n gcompressed air or opening

propane/LP supply tank valve.4. Check all joints of gas supply

piping system. Apply mixture ofliquid soap and water to gasjoints. Bubbles forming show

a leak.5. Correct all leaks at once.6. Reconnect heater and equipment shutoff valve to gas supply. Check

reconnected fittings for leaks.Test Pressures Equal To orLess Than 1/2 PSIG (3.5 K Pa)1. Close equipment shutoff valve (see Figure 15).2. Pressurize supply piping system by either using compressed air or opening propane/LP supply tank valve.3. Check all joints from gas meter to equipment shutoff valve (see Figure 16). Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak.4. Correct all leaks at once.

Pressure Testing Heater GasConnections1. Open equipment shutoff valve (see Figure 15).2. Open propane/LP supply tank valve.3. Make sure control knob of heater is in the OFF position.4. Check all joints from equipment shutoff valve to control valve (see Figure 16 ). Apply mixture of liquid soap and water to gas joints. Bubbles forming show a leak.5. Correct all leaks at once.6. Light heater (see Operating Heater, pages 10 and 11 for non-thermostat models or page 12 for thermostat model). Check the rest of the internal joints for leaks.7. Turn off heater (see To Turn Off Gas to Appliance, page 11 for non-thermostat models or page 12 for thermostat model).8. Replace lower front panel.

OPERATING YOUR HEATER

NON-THERMOSTAT MODEL

nFOR YOUR SAFETYnREAD BEFORE LIGHTING

WARNING: If you do notfo l low these instruct ionsexactly, a fire or explosion mayresu l t caus ing p roper tydamage, personal injury orloss of life.

A When lighting the pilot, follow these instructions exactly.B. BEFORE LIGHTING smell all around the appliance area for gas. Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor .

WHAT TO DO IF YOU SMELL GASl Do not try to light any appliance.l Do not touch any electric switch; do not use any phone in your building.l Immediately call your gas supplier from a neighbor ’s phone. Follow the gas supplier’s instructions.l If you cannot reach your gas supplier, call the fire department.

C. Use only your hand to push in or turn the gas control knob. Never use tools. If the knob will not push in or turn by hand, don’t try to repair it, call a qualified service technician or gas supplier. Force or attempted repair may result in a fire or explosion.D. Do not use this appliance if any part has been under water. Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water.

Figure 16 -Checking Gas Joints

1 1

Figure 18 - Pilot

Manual Control ModelsnLIGHTINGn

INSTRUCTIONS1. STOP! Read the safety information on the side of heater.2. Check that gas supply to heater is on.3. Push in gas control knob slightly and turn clockwise to the OFF position.4. Wait five (5) minutes to clear out any air. Then smell for gas, including near the floor. If you smell gas, STOP! Follow "B" in the safety information on the side of the heater. If you do not smell gas, go to the next step.5. Push in gas control knob slightly and turn counterclockwise to "PILOT/IGN" and depress for five(5) secondsNOTE: The first time that theheater is operated after connectingthe gas supply , the control knobshould be depressed for about thirty(30) seconds. This will allow air tobleed from the gas system.6. With control knob pressed in, push down and release the ignitor button. This will light pilot. If needed, keep pressing ignitor button until pilot lights.7. Keep control knob depressed for ten (10) seconds after lighting pilot. If pilot goes out, repeat steps 5,6 and 7.8. To select the desired heating level, partially press down the control knob slightly and rotate counterclockwise . Release the downward pressure on the knob while continuing to turn until the knob locks at the desired set- ting position. Do not operate between locked positions.

l Set control knob to desired heating position. NOTE: Both HIGH and LOW are locked positions. You must press in control knob before turning it from these positions.

nTO TURN OFFnGAS TO APPLIANCE

Shutting Off Heater1. Turn control knob clockwise to the OFF position.2. Turn off all electric power to the appliance if service is to be performed.

SHUTTING OFF BURNER ONLY(PILOT STAYS LIT)Turn control knob clockwise to the PILOT/IGN position.

nMANUAL LIGHTINGnPROCEDURE

1. Remove lower front panel (see Figure 7 page 7).2. Follow steps 1 through 5 under Lighting Instructions.3. With control knob pressed in, strike match. Hold match to pilot until pilot lights.4. Keep control knob pressed in for 30 seconds after lighting pilot. After 30 seconds, release control knob. Follow step 8 under Lighting Instructions.5. Replace lower front panel.

OPERATING YOUR HEATER

CAUTION: Do not try toadjust heating levels by using theequipment shutoff valve.

Figure 17-2 - Control Knob in TheOFF Position(ML100HBA&ML100TBA)

Figure 17 -1- Control Knob InThe OFF Position (ML060HBA)

1 2

OPERATING YOUR HEATER THERMOSTAT MODEL

nFOR YOUR SAFETYnREAD BEFORE LIGHTING

A. When lighting the pilot, followthese instructions exactly.B. BEFORE LIGHTING smell allaround the appliance area for gas.Be sure to smell next to the floorbecause some gas is heavier thanair and will settle on the floor.

WHAT TO DO IF YOU SMELL GASl Do not try to light any appliance.l Do not touch any electric

switch, do not use any phone in your building.l Immediately call your gas

supplier from a neighbor’sphone. Fo l low the gas

supplier’s instructions.l If you cannot reach your gas

supplier, call the fire department.C. Use only your hand to push inor turn the gas control knob.Never use tools. If the knob willnot push in or turn by hand, don’ttry to repair it , call a qualifiedservice technician or gas supplier.Force or attempted repair mayresult in a fire or explosion.D. Do not use this appliance ifany part has been under water.Immediately call a qualified servicetechn i c i an t o i n sp e c t t heappliance and to replace any part ofthe control system and any gascontrol which has been under water.

nLIGHTINGnINSTRUCTIONS

4. Wait five(5) minutes to clearout any gas. Then smell for gas,including near the floor. If yousmell gas, STOP! Follow “B” inthe safety information on the sideof heater. If you don’t smell

gas, go to the next step.5. Turn control knob counterclock-

wise to the PILOT position.Press in control knob for five(5)seconds. (see Figure19).

Note: You may be runningthis heater for the first timeafter hooking up to gas supply.If so, the control knob mayneed to be pressed in for 30seconds. This will allow air to

bleed from the gas system. l If control knob does not

pop up when released, contacta qualified service person or

gas supplier for repairs.6. With control knob pressed in,

push down and release ignitorbutton. This will light pilot. Thepilot is attached to the front ofburner. The pilot can be seenthrough the glass panel. If

needed, keep pressing ignitor button until pilot lights.Note: If pilot does not stay lit, referto Troubleshooting, pages 14 through16. Also contact a qualified serviceperson or gas supplier for repairs.Until repairs are made, light pilot withmatch.To light pilot with match, seeManual Lighting Procedure.7. Keep control knob pressed

in for 30 seconds after lightingpilot. After 30 seconds, release

control knob. l If control knob does not

pop up when released, contacta qualified service person or gas

supplier for repairs.

nTO TURN OFF GASnTO APPLIANCE

Shutting Off Heater1. Turn control knob clockwise to the OFF position.2. Turn off all electric power to the appliance if service is to be performed.Shutting Off Burner Only (pilotstays lit )Turn control knob clockwise tothe PILOT position.

Figure 19 - Control Knob in TheOFF Position

Figure 20 - Pilot

Note: If pilot goes out,repeat steps 3through 7.This heater has a safetyinterlock system. Wait one(1)minute before lighting pilot again.

8. Turn control knob counter-clockwise to desired heatinglevel. The main burner shouldlight. Set control knob to anyheat level between HI and LO.

WARNING: If you do not followthese instructions exactly, a fire orexplosion may result causingproperty damage, personal injuryor loss of life.

1. STOP! Read the safetyinformation on the side of heater.

2. Make sure equipment shutoff valve is fully open.3. Turn control knob clockwise to the OFF position.

CAUTION: Do not try toadjust heating levels by using theequipment shutoff valve.

nTHERMOSTAT CONTROL OPERATIONnThe thermostatic control used on thism o d e l d i f f e r s f r o m s t a n d a r dthermostats.Standard thermostatssimply turn on and off the burner. Thethermostat used on this heater sensesthe room temperature. At times the roommay exceed the set temperature. If so,the burner will shut off. The burner willcycle back on when room temperaturedrops below the set temperature. Thecontrol knob can be set to any comfortlevel between HI and LO.Note: The thermostat sensing bulb mea-sures the temperature of air near theheater cabinet.This may not always agreewith room temperature(depending onhousing construction, installation location,room size, open air temperature,etc.)Frequent use of your heater will let youdetermine your own comfort levels.

1 3

Figure 21 - Correct Pilot FlamePattern

Figure 22 - Incorrect Pilot FlamePattern

Figure 24 - Incorrect Burner FlamePattern

Figure 23 - Correct Burner FlamePattern

l turn heater off (see To Turn OffGas to Appliance, pages 10 & 11for non-thermostat models andpage 12 for thermostat model ).

l see Troubleshooting, pages 14through 16.

ODS/PILOT AND BURNERl Use a vacuum cleaner, pres-

surized air, or a small, soft bristled brush to clean.

CLEANING BURNERPILOT AIR INLET HOLE

We recommend that you clean theunit every 2,500 hours of operation orevery three months. We alsorecommend that you keep the burnertube and pilot assembly clean and freeof dust and dirt. To clean these partswe recommend using compressedair no greater than 30 PSl.Your localcomputer store, hardware store, orhome center may carry compressedair in a can. You can use a vacuumcleaner in the blow position. If usingcompressed air in a can, please followthe directions on the can. If you don’tfollow directions on the can, you coulddamage the pilot assembly.1. Shut off the unit, including the

pilot. Allow the unit to cool for at least thirty minutes.2. Inspect burner and pilot for dust and dirt.3. Blow air through the ports/slots and holes in the burner.Also clean the pilot assembly. Ayellow tip on the pilot flame indi-cates dust and dirt in the pilotassembly. There is a small pilot airinlet hole about two inches fromwhere the pilot flame comes out ofthe pilot assembly (see Figure 25).With the unit off , lightly blow air throughthe air inlet hole. You may blow througha drinking straw if compressed air isnot available.

Figure 25 - Pilot Inlet Air Hole

CABINETAir Passagewaysl Use a vacuum cleaner or pressurized air to clean.Exteriorl Use a soft cloth dampened with a mild soap and water mixture. Wipe the cabinet to remove dust.

nINSPECTING BURNERnCheck pilot flame pattern andburner flame pattern often.PILOT FLAME PATTERNFigure 21 shows a correct pilotflame pattern. Figure 22 shows anincorrect pilot flame pattern. Theincorrect pilot flame is not touchingthermocouple. This will cause thethermocouple to cool. When thethermocouple cools, the heater willshut down. If pilot flame pattern isincorrect, as shown in Figure 22.l turn heater off (see To Turn Off

Gas to Appliance on page 11for non-thermostat models or

page 12 for thermostat models)l see Troubleshooting pages 14 through 16

n CLEANING AND n MAINTENANCE

BURNER FLAME PATTERNFigure 23 shows a correct burnerflame pattern. Figure 24 shows anincorrect burner flame pattern. Ifpilot flame pattern is incorrect, asshown in Figure 24.

WARNING: Turn off heaterand let cool before servicing.

CAUTION: You must keep con-trol areas, burner, and circulatingair passageways of heater clean.Inspect these areas of heater be-fore each use. Have heater in-spected yearly by a qualified ser-vice person. Heater may need morefrequent cleaning due to excessivel int f rom carpeting, beddingmaterial, pet hair, etc.

OPERATING HEATERContinued

1. Remove lower front panel (seeFigure 7 page 7).

2. Follow steps through 5 under Lighting Instructions on page12.3. With control knob pressed in, strike match. Hold match to pilot until pilot lights.4. Keep control knob pressed in for

30 seconds after lighting pilot. After30 seconds, release control knob.Follow step 8 under LightingInstuctions on page 12.

5. Replace lower front panel.

nMANUAL LIGHTINGnPROCEDURE

WARNING: If yellow tippingoccurs, your heater could produceincreased levels of carbon monoxide.If burner flame pattern shows yellowtipping, follow instructions at bottomof this page.

Notice: Do not mistake orangeflames with yellow tipping. Dirtor other fine particles enter theheater and burn causing briefpatches of orange flame.

1 4

TROUBLESHOOTING

Note : All troubleshootingitems are listed in order ofoperation.

WARNING: Only a qualifiedservice person should service andrepair heater.

CAUTION: Never use a wire,needle, or similar object to cleanODS/pilot. This can damageODS/pilot unit.

OBSERVED PROBLEM

When ignitor button is pressed in,there is no spark at ODS/pilot.

When ignitor button is pressed in,there is a spark at ODS/pilot butno ignition.

ODS/pilot lights but flame goes outwhen control knob is released.

POSSIBLE CAUSE

1. Ignitor electrode is positioned wrong.2. Ignitor electrode is broken.3. Ignitor electrode is not connected to ignitor cable.4. Ignitor cable is pinched or wet.

5. Broken ignitor cable.6. Bad piezo ignitor.

1 .Gas supp ly i s tu rned o f f o r equipment shutoff valve is closed.2. Control knob not fully pressed in while pressing ignitor button.3. Air in gas lines when installed.

4. ODS/pilot is clogged.

5. Gas regulator setting is not correct.6. Control knob not in PILOT position.7. Depleted gas supply .

1. Control knob is not fully pressed in.2. Control knob is not pressed in long enough.3. Equipment shutoff valve is not fully open.4. Thermocouple connection is loose at control valve.

5. Thermocouple damaged.6. Control valve damaged.

REMEDY

1. Replace ignitor.

2. Replace ignitor.3. Reconnect ignitor cable.

4. Free ignitor cable if pinched by any metal or tubing. Keep ignitor cable dry.5. Replace ignitor cable.6. Replace piezo ignitor.

1. Turn on gas supply of open equipment shutoff valve.2. Fully press in control knob while pressing ignitor button.3. Continue holding down control

knob. Repeat igniting operation until air is removed.4. Clean ODS/pilot (see Cleaning and Maintenance, Page 13) or

replace ODS/pilot assembly5. Replace gas regulator.6. Turn control knob to pilot position7. Contact local propane/LP gas

campany.

1. Press in control knob fully.

2. After ODS/pilot lights, keep control knob pressed in 30 seconds.3. Fully open equipment shutoff valve

4. Hand tighten until snug, then tighten 1/4 turn more.

5. Replace thermocouple.6. Contact Dealer or PRO-COM

1 5

TROUBLESHOOTINGContinued

OBSERVED PROBLEM

Burner(s)does not l ight af terODS/pilot is lit.

Delayed ignition of burner(s).

Burner backfiring during combustion.

Yellow flame during burnercombustion.

Slight smoke or odor duringinitial operation.

Heater produces a whistling noisewhen burner is lit.

Heater produces a clicking/tickingnoise just after burner is lit orshut off.

White powder residue forming withinburner box or on adjacentwalls or furniture.

POSSIBLE CAUSE

1. Burner orifice is clogged.

2. Burner orifice diameter is too small.3. Inlet gas pressure is too low.

1. Manifold pressure is too low.2. Burner orifice is clogged.

1. Burner orifice is clogged or damaged.

2. Burner is damaged.3. Gas regulator is defective.

1. Not enough air.

2. Gas regulator is defective.3. Inlet gas pressure is too low.

1. Residues from manufacturing processes.

1. Turning control knob to HI position when burner is cold.2. Air in gas line.

3. Air passageways on heater are blocked.4. Dirty or partially clogged burner orifice.

1. Metal is expanding while heating or contracting while cooling.

1. When heated, the vapors from furniture polish, wax, carpet cleaners, etc. turn into white powder residue.

REMEDY

1. Clean burner orifice (see Cleaning and Maintenance Page 13) or replace burner orifice.2. Replace burner orifice.3. Contact local propane/LP gas company.

1. Contact local propane/LP gas company.2. Clean burner (see Cleaning and Maintenance Page 13) or replace burner orifice.

1. Clean burner orifice (see Cleaning and Maintenance Page 13) or replace.2. Contact Dealer or PRO-COM3. Replace gas regulator.

1. Check burner for dirt and debris. If found, clean burner (see Cleaning and Maintenance Page 13).2. Replace gas regulator.3. Contact local propane/LP gas company.

1. Problem will stop after a few hours of operation.

1. Turn control knob to LO position and let warm up for a minute.2. Operate burner until air is removed from line. Have gas line checked by local propane/LP gas company.3. Observe minimum instal lation clearances (Figure 4, p7).4. Clean burner (see Cleaning and maintenance Page 13) or replace burner orifice.

1. This is common with most heaters. if noise is excessive, contact qualified service person.

1. Turn heater off when using furniture polish, wax, carpet cleaner, or similar products.

1 6

TROUBLESHOOTINGContinued

WARNING: If you smell gasl Shut off gas supply.l Do not try to light any appliance.l Do not touch any electrical switch; do not use any phone in your building.l Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.l If you cannot reach your gas supplier, call the fire department.

IMPORTANT: Operating heater where impurities in air exist may create odors. Clean-ing supplies, paint, paint remover, cigarette smoke, cements and glues, new carpet ortextiles, etc., create fumes. These fumes may mix with combustion air and create odors.

REMEDY

1. Ventilate room. Stop using odor causing products while heater is running.2. Locate and correct all leaks(see Checking Gas Connections, Page 10).3. Refill supply tank.

1. Open window and/or door for ventilation.2. Contact local propane/LP gas company.3. Clean ODS/pilot (see Cleaning Page 13).

1. Locate and correct all leaks (see Checking Gas Connections, Page 10).2. Contact Dealer or PRO-COM

1. Take apart gas tubing and remove foreign matter.2. Locate and correct all leaks (see Checking Gas Connections, Page 10).

1. Refer to Air for Combustion and Ventilation requirements Page 4.

POSSIBLE CAUSE

1. Heater is burning vapors from paint, hair spray, glues, etc. (See IMPORTANT statement above).2. Gas leak. See Warning Statement at the top of page.3. Low fuel supply.

1. Not enough fresh air is available.

2. Low line pressure.

3. ODS/pilot is partially clogged.

1. Gas leak. See Warning Statement at top of page.

2. Control valve is defective.

1. Foreign matter between control valve and burner.2. Gas leak. See Warning Statement at top of page.

1. Not enough combustion/ventilation air.

OBSERVED PROBLEM

Heater produces unwantedodors.

Heater shuts off in use (ODSoperates).

Gas odor exists even when con-trol knob is in OFF position.

Gas odor during combustion.

Moisture/condensation noticedon windows.

1 7

SPECIFICATIONS

Btu(available)Gas TypeIgnitionPressure Regulator settingInlet Gas Pressure *(inches of water)MaximumMinimumDimensions, Inches (HxWxD)HeaterCartonWeight (pounds)HeaterShipping

ML100HBA5,500/10,000

Propane/LP OnlyPiezo

8" W.C.

14"11"

19-1/8×14-1/8×6-3/822×16-3/4×8-1/8

1316

Note: Dimensions listed are outer most points on the heater (includes control knobs and grill).* For purposes of input adjustment.

EQUIPMENT SHUTOFF VALVEFor all models. Equipment shutoffvalve with 1/8" NPT tap.

TECHNICAL SERVICEYou may have further questionsabout installation, operation, ortroubleshooting. If so, contactPRO-COM through the phone num-ber 1-877-886-5989. The informationis listed on the front of manual.

SERVICE HINTSWhen Gas Pressure Is TooLowl Pilot will not stay litl Burner will have delayed ignitionl Heater will not produce specified heat

When Gas Quality Is Badl Pilot will not stay litl Burner will produce flames and sootl Heater will backfire when litl Propane/LP gas supply may be lowYou may feel your gas pressure istoo low or the gas quality is poor.If so, contact your local propane/LPgas supplier.

REPLACEMENT PARTSNote: Use only original replacementparts. This will protect your warrantycoverage for parts replaced underwarranty.PARTS UNDER WARRANTYContact authorized dealer fromwhom you purchased this product.If they are unable to supply originalreplacement part(s), call the num-ber on the front of this manual. Whencontacting your dealer or PRO-COM,have ready:l your namel your addressl model and serial numbers of your heaterl how heater was malfunctioningl type of gas used (propane/LP or natural gas)l purchase datel warranty cardUsually, we will ask you to return thedefective part to the factory.

PARTS NOT UNDERWARRANTYContact authorized dealers of thisproduct. If they can’t supply originalreplacement part(s), contact PRO-COM through the phone number 1-877-886-5989.

ML100TBA10,000

Propane/LP OnlyPiezo

8" W.C.

14"11"

19-1/8×14-1/8×6-3/822×16-3/4×8-1/8

1417

FLOOR MOUNTING STANDModels ML060HBA,ML100HBA,ML100TBAFor locating heater on the floor awayfrom a wall. Complete installationinstructions provided with floormounting stand.

ACCESSORIESPurchase these heater accesso-ries from your local dealer. If theycan not supply these accessories,contact PRO-COM for information.You can also write to the ad-dress listed on the front of thismanual.

ML060HBA6,000

Propane/LP OnlyPiezo

8" W.C.

14"11"

19-1/8×14-1/8×6-3/822×16-3/4×8-1/8

1215

1 8

ILLUSTRATEDPARTS BREAKDOWNML060HBA

1 9

PARTS LISTML060HBA

This list contains replaceable parts for your heater. When ordering replacementparts, follow the instructions listed under Replacement Parts on page17 of thismanual.

KEYNO.

123456789

1011121314151617181920212223

23-123-2242526272829

PART NO.MB10008MB09003MB11005ML086-03ML087-03ML088-03ML069-02NV2020-12ML073-01ML029-01MB16002NRV81FI-8ML079-01ML119-01MB40033MB40045MB40043NBB06-000M1ML101-02ML091-11ML103-02ML129-02ND1103x600x9ND0803-6ND0807ML105-016170-5ZMB29003ML084-03ML060-02ML083-03

MB28001ML070-12ML071-01

DESCRIPTIONCabinet AssemblyLower Front Panel AssemblyReflector UnitGlassUpper Glass RetainerLower Glass RetainerSelf Tapping ScrewControl ValveIgnitor LineControl Valve Fixed NutControl Knob AssemblyPressure RegulatorSelf Locking ScrewPressure TapMain Inlet Tube AssemblyODS Line AssemblyGas Outlet Tube AssemblyBurnerBurner ConnectorInjectorLeft Burner Support BracketRegulator Mounting BracketODS/Pilot AssemblyThermocoupleIgnitor ElectrodeODS DeflectorNutGrill GuardMiddle PanelMounting BracketIgnitor Assembly

Assembly HardwareCSA/AGA LabelGas Instruction Decal

QTY.111111

12111112111111111111121111

111

2 0

ILLUSTRATEDPARTS BREAKDOWNML100HBA

2 1

PARTS LISTML100HBA

This list contains replaceable parts for your heater. When ordering replace-ment parts, follow the instructions listed under Replacement Parts on page17of this manual.

KEYNO.

123456789

10111213141516171819202122

22-122-2232425262728

PART NO.MB10008MB09003MB11005ML086-03ML087-03ML088-03ML069-02NV2020-1209ML073-01ML029-01MB16002NRV81FI-8ML079-01MB40034MB40056MB40054NBB10-000M1ML101-01ML091-10ML103-02ML129-02ND1308x600x9ND0803-6ND0807ML105-036170-5ZMB29003ML084-03ML060-02ML083-03

MB28001ML070-14ML071-02

DESCRIPTIONCabinet AssemblyLower Front Panel AssemblyReflector UnitGlassUpper Glass RetainerLower Glass RetainerSelf Tapping ScrewControl ValveIgnitor LineControl Valve Fixed NutControl Knob AssemblyPressure RegulatorSelf Locking ScrewMain Inlet Tube AssemblyODS Line AssemblyGas Outlet Tube AssemblyBurnerBurner ConnectorInjectorLeft Burner Support BracketRegulator Mounting BracketODS/pilot AssemblyThermocoupleIgnitor ElectrodeODS DeflectorNutGrill GuardMiddle PanelMounting BracketIgnitor Assembly

Assembly HardwareCSA/AGA LabelGas Instruction Decal

QTY.111111

1212111211111111111121111

111

2 2

ILLUSTRATEDPARTS BREAKDOWNML100TBA

2 3

PARTS LISTML100TBA

This list contains replaceable parts for your heater. When ordering replace-ment parts, follow the instructions listed under Replacement Parts on page17of this manual.

KEYNO.

1234567891011121314151617181920212223242526

26-126-22728

PART NO.MB10007MB09003MB11005ML086-03ML087-03ML088-03ML069-02SIT544-090ML111-026170-5Z845-4.8x60ZMB29003ML079-01ML084-03NRV81FI-8ML073-01ML060-02MB40048MB40049MB40050NBB10-000M1ML101-01ML091-10ML103-02ML129-02ND1308x800x9ND0803-8ND0807ML105-03ML083-03

MB28001ML160-20ML071-02ML065-01

DESCRIPTION

Cabinet AssemblyLower Front Panel AssemblyReflector UnitGlassUpper Glass RetainerLower Glass RetainerSelf Tapping ScrewSIT Thermostat Valve AssemblyThermostat Valve Base/BracketNutScrewsGrillSelf Locking ScrewMiddle PanelPressure RegulatorIgnitor LineMounting BracketMain Inlet Tube AssemblyODS Line AssemblyBurner Inlet Tube AssemblyBurnerBurner ConnectorInjectorLeft Burner Support BracketRegulator Mounting BracketODS/Pilot AssemblyThermocoupleIgnitor ElectrodeODS Upper DeflectorIgnitor Assembly

Assembly HardwareCSA/AGA LabelGas Instruction DecalThermostat Sensing Bulb Clip

QTY

1111111211221211111111111111111

1111