Toro Greensmaster 3120 - Page 192

StartingProblems(continued)
Problem
PossibleCauses
Wiringtothestartcircuitcomponentsisloose,corrodedor
damaged;refertoElectricalSchematicsandWireHarness
Drawings/DiagramsinAppendixA(pageA–1).
Enginewiringisloose,corrodedordamaged;referto
ElectricalSchematicsandWireHarnessDrawings/Diagrams
inAppendixA(pageA–1).
DiodeD1-Acircuitisopen.
Engineorfuelsystemismalfunctioning;refertoChapter3:
Engine(page3–1).
Killrelay(K1)isfaulty.
Engineandfuelmaybetoocold.
Enginecranks,butdoesnotstart.
Engineandfuelmaybetoocold.
Enginecranks(butshouldnot)withthefunctioncontrollever
intheMOWorTRANSPORTposition.
Neutralswitchisoutofadjustment,faultyoritswiringis
shorted.
GeneralRunandTransportProblems
Problem
PossibleCauses
Operatorissittingtoofarforwardontheseat(seatswitch
notdepressed).
Parkingbrakeisset.
Parkingbrakesensorisfaulty.
Seatswitchisfaulty.
EnginekillswhenthefunctioncontrolleverisintheMOWor
TRANSPORTpositionwiththeoperatorintheseat.
Seatswitchwiringisloose,corrodedordamaged.
Wiringtothechargingcircuitcomponentsisloose,corroded
ordamaged;refertoElectricalSchematicsandWireHarness
Drawings/DiagramsinAppendixA(pageA–1).
Voltageregulatorislooseornotgroundedtoengine.
Voltageregulatorisfaulty.
Alternatorstator(underengineywheel)isfaulty.
Alternatorfusiblelink(includedinenginewireharness)is
open.
Ignitionswitchisfaulty.
Batterydoesnotcharge.
Batteryisfaulty.
Operatormovedtoofarforwardontheseat(seatswitch
notdepressed).
Wiringtotheruncircuitscomponentsarefaultyor
disconnected;refertoElectricalSchematicsandWire
HarnessDrawings/DiagramsinAppendixA(pageA–1).
Enginestopsduringoperation(operatorsittingonseat).
Engineorfuelsystemismalfunctioning;refertoChapter3:
Engine(page3–1).
CuttingUnitOperatingProblems
ElectricalSystem:Troubleshooting
Page5–6
Greensmaster3120
17230SLRevC