Toro Greensmaster TriFlex 3400 - Fault 37: Fan Relay - Current too High

Fault37:FanRelay-CurrentTooHigh
InfoCenterDisplay:
____FAULT#37____
FANRELAYCOIL
OVER
FaultDescription
ThisfaultisreportedwhentheTEC-5001sensesthattheoutputcurrenttothefanrelayismore2.5amps.
CircuitDescription
Thefanrelayoutputcircuitisroutedthrougharelay.Therelayactivatesthecoolingfanatapredetermined
temperature.
RecommendedServiceActions
Step1:Verifythatthefaultrepeats.
1.ClearthesystemfaultsfromtheInfoCenter.RefertoClearingFaultsfromtheInfoCenter(page19).
2.Operatethemachine.
Pass
Thefaultdidnotrepeat.GotoReturningtheMachinetoService(page21)andfollowthestepslisted.
Note:Ifthefaultdoesnotrepeat,anisolatedeventhasoccurred.
Fail
Thefaultrepeated.GotoStep2.
Step2:TestthewiringfromtheprimaryTECtotherelay.
1.Turnoffthemachineandremovethekey.
2.RemovethecoverontheleftsideofthemachinetoaccesstheprimaryTEC.
3.RemovetheboltsthatholdtheprimaryTECinplace.
4.RemovethehexheadfastenerthatsecuresconnectorP01inplacetotheprimaryTEC.
5.UnplugconnectorP01fromtheprimaryTEC.
6.Disconnectthefanrelay.
7.T esttheconnectionbetweentheTECcontrollerandthefanrelayforcontinuity,asshowninthefollowing
table.
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