Toro Groundsmaster 4500-D Series - Cutting Deck Lift;Lower Problems

CuttingDeckLift/LowerProblems
Note:CheckInfoCenterDisplayforpossibleoperatoradvisoriesorfaults
wheneverdiagnosingmachineelectricalproblems.
Note:Toloweracuttingdeck,theoperatormustbeintheoperatorseatandthe
tractionspeedmustbeintheLOWspeed(mow)position.T oraiseacutting
deck,theoperatormustbeintheoperatorseat.
Problem
PossibleCause
Operatorisnotfullydepressingtheseatswitch. Noneofthecuttingdeckswilllowerand
OperatorAdvisoryisdisplayedonInfoCenter
(seeOperatorAdvisories(page3–10)).
Fuse(s)forTECcontrollerarefaulty.
Theseatswitchorcircuitwiringisfaulty.
Noneofthecuttingdeckswilllowerandno
OperatorAdvisoryisdisplayedonInfoCenter.
TheAuto/LOWmodeswitchorcircuitwiring
isfaulty.
OnGroundsmaster4500−D,liftswitchor
circuitwiringisfaulty.
OnGroundsmaster4500−D,liftcontrol
manifoldsolenoidcoilS6orcircuitwiringis
faulty.
OnGroundsmaster4700−D,allliftswitchesor
circuitwiringarefaulty.
OnGroundsmaster4700−D,liftcontrol
manifoldsolenoidcoilS1orcircuitwiringis
faulty.
Ahydraulicprobleminthelift/lowercircuit
exists(seeGeneralHydraulicSystem
Problems(page3–3)).
TheTECcontrollerisfaulty.
Noneofthecuttingdeckswillraise.Fuse(s)forTECcontrollerarefaulty.
Theseatswitchorcircuitwiringisfaulty.
OnGroundsmaster4500−D,liftswitchor
circuitwiringisfaulty.
OnGroundsmaster4500−D,liftcontrol
manifoldsolenoidcoilS5orcircuitwiringis
faulty.
OnGroundsmaster4700−D,allliftswitchesor
circuitwiringarefaulty.
OnGroundsmaster4700−D,liftcontrol
manifoldsolenoidcoilS1orcircuitwiringis
faulty.
Ahydraulicprobleminthelift/lowercircuit
exists(seeGeneralHydraulicSystem
Problems(page3–3)).
TheTECcontrollerisfaulty.
Troubleshooting:Page3–30
Groundsmaster
®
4500-D/4700-D
19245SLRevA