Toro Reelmaster 5010- H - Fault 53: SV1 out

Fault53:SV1Out
InfoCenterDisplay:
_____ FAULT#53 _____
SV1OUT
FaultDescription
TheoutputcurrentistoohighfromtheTEC-5002totheSV1hydrauliclift/lowersolenoid.
CircuitDescription
TheTECcontrollerusesinputsfromvariousmachineswitchestodeterminewhenliftmanifoldsolenoidvalves
(SV1,SV2,SV3,andSVRV)aretobeenergized.
ConditionsforSettingtheFault
TheremustbeanelectricalfailureintheSV1circuittotriggerthisfault.Itcouldbedamagedwiring,ashorted
coil,oramalfunctioningTEC-5002controller.
RecommendedServiceActions
Step1:Verifythatthefaultrepeats.
1.ClearthesystemfaultsfromtheInfoCenter.RefertoClearingFaultsfromtheInfoCenter(page21).
2.Operatethemachine.
Pass
Thefaultdidnotrepeat.GotoReturningtheMachinetoService(page22)andfollowthestepslisted.
Note:Ifthefaultdoesnotrepeat,anisolatedeventhasoccurred.
Fail
Thefaultrepeated.GotoStep2.
Step2:TestthewiringandcoilresistanceofSV1
Useamultimetertotesttheresistancebetweenthefollowingpairoflocations:
LocationHarness
Connector
Pin
Wire
Color
Expected
Reading
ConnectorGraphic
1
Seat
P753
White/
Blue
2
Chassisground
Approx.
10ohms
Pass
Themeasurementwasgood.GotoStep5.
Fail
Themeasurementwasnotgood.GotoStep3.
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