2748 and 2948 Forwarder Electrical System

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  • 8/18/2019 2748 and 2948 Forwarder Electrical System

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    SCH

    ElectrF27

    Pa

    PCL

    © 2 010 Caterpilla r, All Rights Reserved

    IQANMachineSpecific Errors.

    Typeof error Nameof errorText in Message

    screenRequired Action

    WarningSeat Prox Front

    Loss

    Front seat prox will

    beturnedoffwhile

    themachineisin

    motion.Checkseat

    prox.

    Wait for the machine

    to stop before rotating

    the seat past “B” post.

    Check the function of

    proxandwiring.

    WarningSeatProxRear 

    Loss

    Front seat prox will

    beturnedoffwhile

    themachineisin

    motion.Checkseat

    prox.

    Wait for the machine

    to stop before rotating

    the seat past “B” post.

    Check the function of

    proxandwiring.

    Warning Seat Prox LossSeat Prox Wire

    BreakLossofsignalcheck

    wiring.

    Message Wait to start Please wait to startGridairisheatingtheengine.Waitinorder to start the engine.

    Warning L ow F ue l L ow F ue l F il l wi th f ue l

    Cr i tica l Cr i tica lO versp ee d

    Lowerspeedcontrol

    inordertosuit

    terrain.

      This indicates that a

    downhilloverspeedof thehydrostaticmotor 

    orengineoccurred.

    Reducespeedsettingofspeedcontrol

    potentiometer.

    WarningPilot Filter

    Restriction

    Pilot Filter

    Restriction

    Thehydraulicpilotfilter is dirty. This erro

    willalsooccurwhenoilisnotwarm

    enough.

    Warning AirFilterRestrictionAirFilterRestrictionTheengineairfilteris

    dirty.

    WarningReturn Filter

    RestrictionReturnFilter Restriction

    Thehydraulicoilreturnfilter is dirty. This error willalsooccurwhen

    oilisnotwarmenough.

    WarningChargeFilter Restriction

    ChargeFilter Restriction

    Thehydrostaticcharge filter is dirty.Thiserrorwillalso

    occurwhenoilisnotwarmenough.

     Warning SevereHydraulic

    TemperatureWarning

     SevereHydraulicTemperature

    Warning

     Cleanthehydraulicoilcoolerinorderto

    reducehighhydraulicoiltemperature.

    Checkinordertobesurethatnohydraulic

    componentshavefailed.

     Critical RearBrakeLow

    Pressure RearBrakeLow

    Pressure

     Rearparkingbrakepressureislow.

    Checkpressureor wiring.

     Critical  RearAccumulator LowPressure

     RearAccumulator LowPressure

     Rearbrake

    accumulatorpressure

    islow.Checkpressure

    orwiring.

     Critical  Front Brake lowpressure

     FrontBrakelowpressure

     Rearparkingbrake

    pressureislow.Check

    pressure or wiring.

    Whenraisingthestepinsomelow

    temperature

    conditionswillmake

    this error occur.

    Critical Front accumulator

    lowpressure FrontBrakelow

    pressure

     Rearbrakeaccumulatorpressure

    islow.Check

    pressure or wiring.

    Critical Chargepressure

    low. Chargepressure

    low.

     Hydrostaticchargepressureislow.Checkpressure

     Warning  Highcoolanttemperature

     Highcoolanttemperature

     Enginecoolanttemperatureishigh.Cleantheradiator.

     Warning Enginewarning

    lamp  Enginewarning Generalwarninglampforengine.

     Warning

     Highintakemanifold

    temperaturewarning

     Highintakemanifold

    temperature

     Hightemperatureintheengineintake

    manifoldwillderatetheengine.

     Critical Hydraulicoillevel

    islow. Hydraulicoillevelis

    low.

      Addfluidwhenthehydraulic oilis low.

    General IQANMessagesNumber of error Displayed nameof error

    D es cr ip ti on Ac ti on

    0 Disabled

    Thecomponent isdisabled.The

    component is notevaluated.

    -

    1 N ot e va lu at ed Notevaluated -

    64 OK Status “OK” -

    128 H i gh t em per at u reInternaltemperature of 

    onlymoduleIQANmodules

    Determinethecauseofthehightemperatureof 

    themodule.

    129 Lows upp ly v o lt ageModulesupplyvoltage

    IQANmodulesonly

    Lowbatteryor badconnectionto

    module

    130 H i ghs uppl y v ol t ageModulesupplyvoltage

    IQANmodulesonlySystem over

    charging

    131Thedateandtimeis

    not set.Errorappliesto master 

    modulesonly.

     Set the date andtimeusingthemenu button.

    132 Start block - -

    133 Low alarm - -134 High alarm - -

    135 Saturated - -

    1 92 L ow er ro r  

    Thevalueofthelow

    ontheinputchannel.

     Anyvoltageinput

    couldhave thiserror.

    error isbelowthelevelCheckwiringto

    thedevicethat

    has error. Check

    the output of the

    device.

    1 93 H ig he rr or  

    TheValueofthehigh

    ontheinputchannel.

     Anyvoltageinput

    couldhave thiserror.

    error isbelowthelevelCheckwiringto

    thedevicethat

    has error. Check

    the output of the

    device.

    1 94 O ve rl oa d

    Output overload. Any

    current output could

    have this error.

    Checkforafai ledsolenoidonthedevicewithth is

    error.

    1 95 O pe nl oa d

    Output is

    disconnected.Current

    currentoutput could

    have this error.

    i s lessthan50%ofthe

    requestedcurrent. Any

    Checkwiringand

    connectionsto

    thedevicethat

    hastheerror.

    196 Division by zero - -197 Calculation overflow - -

    198Negativesquare

    root- -

    199 Invalid argument - -

    200 J1939 error - -

    201 J1939 not available - -

    202 Timeout - -

    203 No contact - -204 M u lt i pl eaddr ess - -

    2 05 V RE F er ro r

    VREF error was

    detected on the IQAN

    module.

    The +5 or -5 voltsignalfromthe

    moduletoswitchescouldbe

    disconnected.

    206 Internal error - -

    207 Critical error - -

    208 Pin conflict - -

    2 09 C AN b us e rr or  TheCANbusdoesnot

    work.

      Checkwiresof 

    theCANbus.

    2 10 A dd re ss e rr or  Invalidtagfo raddress

    onmastermodule-

    Compon

    Mo

    E

    CID0 0 0 1 Cyl i nd e

    0 0 0 2 Cyl i nd e

    0 0 0 3 Cyl i nd e

    0 0 0 4 Cyl i nd e

    0 0 0 5 Cyl i nd e

    0 0 0 6 Cyl i nd e

    0 04 1 8 V ol t D

    0 0 4 2 In je cto r

    0 0 9 1 Th rottl e

    0 0 9 4 Fu e lDel

    0 1 0 0 E n g in e O

    0 1 1 0 E n g in e C

    0 1 6 4 In je cto r

    0 1 6 8 E le ctr i c

    0 1 7 2 In ta ke M

    0 1 9 0 E n g in e S

    0 2 5 3 P e rso n a

    0 2 6 1 E n g in e T

    0 2 6 2 5 V o l tS

    0 2 6 7 Re mote

    0 2 6 8 P ro gra m

    0 2 7 4 A tmosp

    0 2 9 6 Tra nsm

    0 3 4 2 S e con d

    0 6 1 7 In le tAi r

    1 62 7 F u el P um

    1 6 3 9 Ma chin e

    1 7 8 5 In ta ke M

    2 4 1 7 E th er In

    ¹TheCIDis adiagnosticc

    ²TheMIDisa diagnosticc

    diagnosedthefault.

    Event Codes

    EngineControlEv en t C od e C on di ti on

    E 1 9 4 Hig h E xh a u stTe mp era tu re

    E 19 8 L o w Fu el P r es s ur e

    E 2 6 5 Use rDefin e d Sh u tdo wn

    E 3 6 0 L o wE ng in e Oi lP re ssu re

    E 3 6 1 Hig h E ng in e Coo la ntTe mp era tu re

    E 3 6 2 E n g in e O versp ee d ( rp m)

    E 3 9 0 Fu e lFil te rRestr i cti o n

    E 4 4 1 Id le E le va ted to In crea se B atte r yVo l ta ge

    E 5 3 9 Hig h Inta ke Man i fold A i rTemp e ra tu re

    Related Electrical ServiceManualsTitle Form Number 

    Eng in eC ont rol : RE NR 93 20

    I QA N Mo ni to ri ng a nd C on tr ol : K EN R7 54 6

    FailureF MI N o.

    0 Da ta val

    1 Da ta val

    2 Da ta e ra

    3 V o l ta g e

    4 V o l ta g e

    5 Cu r re n t

    6 Cu r re n t

    7 Me cha n

    8 A b n orm

    9 A bn o rm

    1 0 A b no rm

    1 1 Fa i lu re m

    1 2 B a d d ev

    1 3 O ut o f c

    1 4 P a rame

    1 5 P a rame

    1 6 P a rame

    1 7 Mo d ule n

    1 8 S en s or s

    1 9 C o nd i ti o

    2 0 P a rame

    ¹The FMI is a diagnostic cod

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