Toro Reelmaster 5010- H - Fault 41: CAN Bus Fault-CRM 4

Fault41:CANBusFault—CRM4
Note:Whenanyindividualcuttingreelmotorisshutoffduetoafault,theTEC-5002shutsofftheother4
cuttingreelmotors.
Note:Ifmultiplemachinefaultsarereportedwithinafewseconds,troubleshootingshouldbeginwiththe
rstcuttingreelmotortoreportafault.
InfoCenterDisplay:
_____ FAULT#41 _____
CAN 4
FaultDescription
TheTEC-5002lostorneverestablishedcommunicationwithcuttingreelmotor4ontheCANbus.
CircuitDescription
All5cuttingreelmotorsareconnectedonthe48VdcCANbus.All5cuttingreelmotorsfunctionsimultaneously.
When1cuttingreelmotorisaffectedbyaCANbusfault,allofthecuttingreelmotorsaredisabledandthe
machineisunabletomow.
ConditionsforSettingtheFault
Afault41isreportediftheTEC-5002losescommunicationwiththecuttingreelmotorfor1.5seconds.If
communicationisneverestablished,afaultisreported2.5secondsafterpowerisrstturnedon.
Note:Thisfaultisprobablyincludedamongallofthecuttingreelmotorssettingrelatedfaultsinrapid
succession.Beginthediagnosiswiththerstcuttingreelmotortoreportafault.
RecommendedServiceActions
Step1:Verifythatthefaultrepeats.
1.ClearthesystemfaultsfromtheInfoCenter.RefertoClearingFaultsfromtheInfoCenter(page21).
2.Operatethemachine.
Pass
Thefaultdidnotrepeat.GotoReturningtheMachinetoService(page22)andfollowthestepslisted.
Note:Ifthefaultdoesnotrepeat,anisolatedeventhasoccurred.
Fail
Thefaultrepeated.GotoStep2.
Step2:Inspectthewiringforcuttingreelmotor4.
1.GotoPreparingforTroubleshootingand/orT esting(page22)andfollowthestepslisted.
2.Unplugthe48Vdcbatterydisconnecttopreventunexpectedcuttingunitoperation.RefertoConnecting
andDisconnectingthe48VdcBatterySystem(page19).
3.RefertoFigure89tolocatecuttingreelmotor4.
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