Toro 03675 - Hydraulic Valve Solenoid Functions; Operating Tips

2.TurnthekeyintheignitionswitchtotheON
position,butdonotstartthemachine.
3.Locatetheappropriateswitchfunctioninthe
diagnosticsmenuontheInfoCenter.
4.Individually,changeeachoftheswitchesfrom
opentoclosed(i.e.,sitonseat,engagetraction
pedal,etc.),andnotethattheappropriate
stateoftheswitchchanges.Repeatthisforall
switchesthatyoucanchangebyhand.
Note:Repeatthisforallswitchesthatyoucan
changebyhand.
5.Ifaswitchisclosedandtheappropriate
indicatordoesnotchange,checkallwiringand
connectionstotheswitchand/orcheckthe
switcheswithanohmmeter.
Note:Replaceanymalfunctioningswitches
andrepairanydamagedorwornwiring.
Note:TheInfoCenterdisplayalsohastheabilityto
detectwhichoutputsolenoidsorrelaysareturned
on.Thisisaquickwaytodetermineifamachine
malfunctioniselectricalorhydraulic.
VerifyingtheOutputFunction
1.Parkthemachineonalevelsurface,lowerthe
cuttingunits,stoptheengine,andengagethe
parkingbrake.
2.TurnthekeyswitchtotheONpositionandstart
themachine.
3.Locatetheappropriateoutputfunctioninthe
diagnosticsmenuontheInfoCenter.
4.Sitontheseatandattempttooperatethe
desiredfunctionofthemachine.
Note:Theappropriateoutputsshouldchangestate
toindicatethattheECMisturningonthatfunction.
Ifthecorrectoutputsdonotilluminate,verifythatthe
requiredinputswitchesareinthenecessarypositions
toallowthatfunctiontooccur.Verifythecorrectswitch
function.
Iftheoutputdisplaysareonasspecied,butthe
machinedoesnotfunctionproperly,thisindicatesa
non-electricalproblem.Repairasnecessary.
HydraulicValveSolenoid
Functions
Usethelistbelowtoidentifyandunderstandthe
differentfunctionsofthesolenoidsinthehydraulic
manifold.Eachsolenoidmustbeenergizedtoallow
thefunctiontooccur.
Solenoid
Function
MSV2
Frontreelcircuit
MSV1
Rearreelcircuit
SVRVLift/lowercuttingunits
SV1Lift/lowerfrontcuttingunit
SV3Lift/lowerrearcuttingunit
SV2
Raiseanycuttingunits
OperatingTips
Familiarization
Beforemowinggrass,practiceoperatingthemachine
inanopenarea.Startandstoptheengine.Operate
inforwardandreverse.Lowerandraisethecutting
unitsandengageanddisengagethereels.Whenyou
feelfamiliarwiththemachine,practiceoperatingup
anddownslopesatdifferentspeeds.
WarningSystem
Ifawarninglightcomesonduringoperation,stopthe
machineimmediatelyandcorrecttheproblembefore
continuingoperation.Seriousdamagecouldoccurif
youoperatethemachinewithamalfunction.
Mowing
StarttheengineandmovethethrottletotheFAST
position.MovetheEnable/Disableswitchtothe
ENABLEpositionandusetheLowerMow/Raiselever
tocontrolthecuttingunits(thefrontcuttingunits
aretimedtolowerbeforetherearcuttingunits).T o
moveforwardandcutgrass,pressthetractionpedal
forward.
Note:Allowtheenginetoidlefor5minutesbefore
shuttingitoffafterafullloadoperation.Failuretodo
somayleadtoturbo-chargertrouble.
Transport
MovetheEnable/DisableswitchtotheDISABLE
positionandraisethecuttingunitstothetransport
position.MovetheMow/Transportlevertothe
TRANSPORTposition.Becarefulwhendrivingbetween
objectssoyoudonotaccidentallydamagethe
machineorcuttingunits.Useextracarewhen
operatingthemachineonslopes.Driveslowlyand
avoidsharpturnsonslopestopreventrollovers.
Lowerthecuttingunitswhengoingdownhillfor
steeringcontrol.
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