Toro 04042 - Page 146

ToroElectronicController(continued)
Theinputsfromthekeyswitch,parkingbrakelatchswitch,tractionswitch,reel
engageswitch,EZturnswitch,EZturnsensor,speedcontrolpotentiometer,and
lithiumbatterypackstatusareallmonitoredbytheTEC.
TheTECcurrentoutputtotheelectricmotorprechargecircuit,maincontactor,
12VDCoutputs(InfoCenterdisplay,EZturnsensor,andoptionalhourmeter),
and5VDCoutput(speedcontrolpotentiometer)arecontrolledbasedonthe
inputsreceivedbythecontroller.
g202783
Figure97
ThediagraminFigure97depictstheconnectionterminalfunctionsoftheTEC.
Twowireharnessconnectorsattachtothecontrollerwitheachoftheconnectors
including12pins.Theconnectorpinsarelistedinthediagram.
TheInfoCenterdisplayshouldbeusedforcheckinginputsandoutputsofthe
controllerusedonyourGreensmaster(refertoInfoCenterDisplay(page5–19)).
TheInfoCenterdisplaycanalsobeusedtoidentifyfaultsandoperatoradvisories
thatindicateoperationissueswiththemachine.
Becauseofthesolidstatecircuitrybuiltintothecontroller,thereisnomethodto
testitdirectly.Thecontrollermaybedamagedifanattemptismadetotestit
withanelectricaltestdevice(e.g.,digitalmultimeter).
ElectricalSystem:TestingtheElectricalComponents
Page5–46
Greensmaster
®
eFlex1800,2100and2120
12189SLRevE