Toro Greensmaster TriFlex 3400 - Page 148

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Figure84
1.Keyswitch2.Warninglampassembly
2.UnplugconnectorP10fromthebackofthewarninglampassemblyandthenuseamultimetertotestthe
resistancebetweenthefollowingpairoflocations:
LocationHarness
Connector
Pin
Wire
Color
Expected
Reading
ConnectorGraphic
1MainP101A
Blue(BU)
2
Chassisground
Open
(innite)
Pass
Theresistancetestpassed.GotoStep3.
Fail
Theresistancetestfailed.Repairorreplacethewornordamagedparts.GotoReturningthe
MachinetoService(page21)andfollowthestepslisted.
Step3:Replacethewarninglampassembly.
1.Installanewwarninglampassembly.
2.Operatethemachine.
Pass
Thefaultdidnotrepeat.GotoReturningtheMachinetoService(page21)andfollowthestepslisted.
Note:Ifthefaultdoesnotrepeat,anisolatedeventhasoccurred.
Fail
Thefaultrepeated.GotoStep4.
Step4:SwaptheprimaryTECcontrollerwithaknowngoodunit.
Note:TECcontrollersareprogrammedtospecicmachinemodelandserialnumbers.TECcontrollersdonot
functionuntilprogrammedbyT oroDIAG.
TherearethreeproceduresthatyouneedtoaccomplishaspartofreplacingaTEC.RefertoReplacingaToro
ElectronicController(TEC)(page23).
1.UseT oroDIAGtosavethemachinetimersandcountersleoutoftheoriginalTEC.(page23)
2.ReplacetheTEC.(page24)
3.UseToroDIAGtoprogramtheTEC,andthenrestoretheTD2le.(page25)
4.DuplicatetheoperationofthemachinewhenthefaultoccurredwiththeoriginalprimaryTEC.
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