Toro Groundsmaster 4300-D - Cutting Deck Operating Problems

CuttingDeckOperatingProblems
Problem
PossibleCauses
Thecuttingdecksremainengaged,butshould
not,withnooperatorintheseat.
•Theseatswitchorcircuitwiringisdamaged.
•TheTECisdamaged.
Thecuttingdecksrun,butshouldnot,when
raised.Thecuttingdecksshutoffwiththe
PTOswitch.
•Ahydraulicprobleminthecuttingdeckcircuit
exists;refertoTroubleshooting(page4–39).
•TheTECisdamaged.
Thecuttingdecksrun,butshouldnot,when
raised.Thecuttingdecksdonotshutoffwith
thePTOswitch.
•ThePTOswitchorcircuitwiringisdamaged.
•Ahydraulicprobleminthecuttingdeckcircuit
exists;refertoTroubleshooting(page4–39).
•TheTECisdamaged.
Noneofthecuttingdecksoperate.Cutting
decksareabletoraiseandlower.
Note:Forcuttingdeckoperation,theoperator
seatneedstobeoccupied,mowspeedlimiter
needstobeinMOWposition,decksneedto
befullylowered,andthePTOswitchneedsto
beengaged.
•ThePTOswitchisintheOFFposition.
•Highcoolanttemperaturehasdisabledthe
cuttingdecks.
•Theseatswitchorcircuitwiringisdamaged.
•ThePTOswitchorcircuitwiringisdamaged.
•Themow/transportswitchorcircuitwiringis
damaged.
•Thecircuitwiringtothedeckcontrolmanifold
solenoidsmaybedamaged.
•Ahydraulicprobleminthecuttingdeckcircuit
exists;refertoTroubleshooting(page4–39).
•TheTECisdamaged.
Thecuttingdecksrun,butshouldnot,when
loweredwithjoystickandthePTOswitchin
theOFFposition.
•ThePTOswitchorcircuitwiringisdamaged.
•TheTECisdamaged.
Thefrontcuttingdecksdonotoperate.The
rearcuttingdecksoperate.Thecuttingdecks
areabletoraiseandlower.
•ThedeckcontrolmanifoldPRV2solenoidcoil
orcircuitwiringisdamaged.
•Ahydraulicprobleminthefrontmowcircuit
exists;refertoTroubleshooting(page4–39).
•TheTECisdamaged.
Therearcuttingdecksdonotoperate.The
frontcuttingdecksoperate.Thecuttingdecks
areabletoraiseandlower.
•ThedeckcontrolmanifoldPRV1solenoidcoil
orcircuitwiringisdamaged.
•Ahydraulicproblemintherearmowcircuit
exists;refertoTroubleshooting(page4–39).
•TheTECisdamaged.
Groundsmaster
®
4300-D
Page5–37
ElectricalSystem:Troubleshooting
16226SLRevC