Toro Greensmaster TriFlex 3400 - Page 198

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Figure120
1.PrimaryTEC-5001controller3.Socket-headscrew
2.MainharnessconnectorP01
7.Useamultimetertotesttheresistancebetweenthefollowingpairoflocations:
LocationHarness
Connector
Pin
Wire
Color
Expected
Reading
ConnectorGraphic
1MainP0122
Black
(BK)
(Ground)
2MainP0145
Red(R)
Withinone
ohmofthe
reading
takenin
Step2,
substep5.
CAUTION
OvertighteningtheharnessconnectorretainingfastenerwilldamagetheprimaryTEC
controller.
AfteryouplugconnectorP01backintotheTEC,torquetheretainingfastenerforP01
to25–28in-lbs.
Pass
Theresistancemeasurementwasgood.GotoStep4.
FailTheresistancemeasurementwasnotgood.Repairorreplacewornordamagedpartsas
required.GotoReturningtheMachinetoService(page21)andfollowthestepslisted.
Step4:SwaptheprimaryTEC-5001Controllerwithaknowngoodunit.
Note:TECcontrollersareprogrammedtospecicmachinemodelandserialnumbers.TECcontrollersdonot
functionuntilprogrammedbyT oroDIAG.
TherearethreeproceduresthatyouneedtoaccomplishaspartofreplacingaTEC.RefertoReplacingaToro
ElectronicController(TEC)(page23).
1.UseT oroDIAGtosavethemachinetimersandcountersleoutoftheoriginalTEC.(page23)
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