Toro Greensmaster TriFlex 3400 - Page 204

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Figure126
1.Socket-headscrew3.PrimaryTEC-5001controller
2.MainharnessconnectorP01
CAUTION
OvertighteningtheharnessconnectorretainingfastenerwilldamagetheprimaryTEC
controller.
AfteryouplugconnectorP01backintotheTEC,torquetheretainingfastenerforP01to25–28
in-lbs.
Pass
Thewiringtestedgood.GotoStep6.
Fail
Thewiringdidnottestgood.Repairorreplacethefaultywiring.GotoReturningtheMachineto
Service(page21)andfollowthestepslisted.
Step6: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.
Thefaultnolonger
repeats.
GotoReturningtheMachinetoService(page21)andfollowthestepslisted.
Thefaultstillrepeats.ReinstalltheoriginalprimaryTECcontroller.Repeatthediagnosticprocessfor
thisfault.
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