CuttingDeckOperatingProblems
Problem
PossibleCauses
Witharunningengine,thecuttingdeckdoes
notoperatewiththePTOswitchintheON(up)
position.
•Theoperatorseatisunoccupied.
•Thehydraulic-uidlevelinthehydraulictank
islow.
•Theseatswitchorcircuitwiringisdamaged.
•ThewiringtothetransmissionPTOsolenoid
valvecoilisloose,corroded,ordamaged;refer
totheElectricalSchematicsinAppendixA
(pageA–1)—FoldoutDrawings.
•ThetransmissionPTOsolenoidvalvecoilis
damaged.
•ThePTOswitchisdamaged.
•Therightfuse3forTECoutputs(7.5A)is
damaged.
•Theenginetemperatureisexcessive(above
115°C/240°F).
•Thehightemperaturewarningswitchor
circuitwiringisdamaged.
•Thetransmissionhydraulicsolenoidvalve
isdamaged;refertoChapter4:Hydraulic
System(page4–1).
•ThePTOclutchinthetransmissionisworn
ordamaged;refertoChapter4:Hydraulic
System(page4–1).
•Thetransmissionpressurevalveorcharge
pumpisdamaged;refertoChapter4:
HydraulicSystem(page4–1).
•TheTECisdamaged.
Thecuttingdeckdoesnotraiseorlower.
•Therightfuse3forTECoutputs(7.5A)is
damaged.
•Thedeckliftswitchorcircuitwiringdamaged.
•Thedeckliftmanifoldsolenoidvalvecoil(s)
orcircuitwiringisdamaged.
•Ahydraulicprobleminthedeckliftcircuit
exists;refertoChapter4:HydraulicSystem
(page4–1).
•TheTECisdamaged.
Groundsmaster360
Page5–39
ElectricalSystem:Troubleshooting
16225SLRevC