Toro 04042 - Page 43

Figure47
MainContactorTerminalIdentication
1.J02andJ053.J01
2.J034.J04
MainContactorTerminals
TerminalIdentication
Description
WireColor
J01
42to64VdcfromthebatterypackRed(R)
J0242to64Vdctothemotor
Red(R)
J03
42to64VdcfromthekeyswitchTan(T)
J04
GroundfromTEC-2401P2-1(coil)Violet(VIO)
J05Pre-chargesense
Brown(BN)
Pass
Continuous42to64Vdctestedgoodatthelistedlocations.GotoReturningtheEquipment
toService(page19)andfollowthestepslisted.
Fail
Avoltagedifferencewasfound.Thismayindicateapre-chargecircuitfailure.Gotostep5.
Step5:Useamultimetertocheckthewireharnessforcontinuity,andmeasure
coilresistance.
Note:YouwillndadditionalwireharnessandconnectorinformationinAppendixA:WireHarnesses(page113)and
AppendixB:ToroElectronicControllerConnections(page135).
Note:Inspectthewireharnessesfordamageandwearwhilecheckingtheitemsinthefollowingsteps.RefertoInspectingthe
WireHarnessesandComponentConnectorAssemblies(page13).
Disconnectthebatterypack.RefertoDisconnectingtheBatteryPack(page17).
Note:Troubleshoot1circuitorcomponentatatime.Disconnectorisolateeachcomponentorwireharnesssectionfrom
thesystembeforetesting.
1.Checkforcontinuitybetweenthefollowingpairsoflocations:
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