Toro Greensmaster TriFlex 3400 - Page 104

LocationHarness
Connector
Pin
Wire
Color
Expected
Reading
ConnectorGraphic
1MainP162
Black
(BK)
(48V
Ground)
2MainP40B
Black
(BK)
(48V
Ground)
Lessthan
2ohms
Pass
Thewiringtestedgood.GotoStep7.
Fail
Thewiringdidnottestgood.Repairorreplacethedefectivewiring.GotoReturningtheMachineto
Service(page21)andfollowthestepslisted.
Step7:SwaptheprimaryTECwithaknowngoodunit.
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.
104