Toro Greensmaster TriFlex 3400 - Location Harness

Pass
TheCANbuswiringtestspassed.
•Leavethe2cuttingreelmotorcableconnectorsunpluggedfromthee-reelsharnessconnectors
P17andP18.
•Reconnectthe48Vpowertothecuttingunits.RefertoConnectingandDisconnectingthe48V
PowertotheCuttingReelMotors(page18).
•GotoStep5.
Fail
OneormoreoftheCANbuswiringtestsfailed.Repairorreplacethewornordamagedparts.Go
toReturningtheMachinetoService(page21)andfollowthestepslisted.
Step4:Measure48Vpowerine-reelsharnessconnectorsP17and
P18.
1.Verifythattheengineisshutoff.
2.Verifythatthe2cuttingreelmotorcableconnectorsarestillunpluggedfromthee-reelsharness
connectorsP17andP18.
3.RotatethekeyswitchtotheONposition.
4.Useamultimetertotestthevoltagebetweenthefollowingpairsoflocations:
LocationHarness
Connector
Pin
Wire
Color
Expected
Reading
ConnectorGraphic
1E-reelsP181
Red(R)
2E-reelsP182
Black
(BK)
(48V
Ground)
48V
1E-reelsP182
Black
(BK)
(48V
Ground)
2E-reelsP171
White(W)
48V
5.RotatethekeyswitchtotheOFFposition.
Pass
Thevoltagereadingsweregood.GotoStep7.
Fail
Thevoltagereadingswerenotgood.GotoStep6.
Step5:Testthewiringforpowerandgroundinmainharness
connectorsP17andP18.
ThesearediagnosticstepstohelpisolateproblemsidentiedinStep5.
1.Disconnect48Vpowerfromthecuttingunitsbyseparatingthecuttingunitpowerconnectors.This
preventsunexpectedoperationofcuttingunits.RefertoConnectingandDisconnectingthe48VPower
totheCuttingReelMotors(page18).
2.Locatethee-reelsharnessconnectorP09nearthereartireofthemachine(Figure40andFigure41).
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