Toro 74901 Z Master 5000 - Brake System Maintenance; Check and Clean Hydraulic Unit Shrouds; Parking Brake Adjustment

CheckandCleantheHydraulic
UnitShrouds
ServiceInterval:Beforeeachuseordaily
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Raisetheseat.
4.Cleanthedebrisandgrassfromthehydraulicunit
shrouds(
Figure74).
5.Lowertheseat.
Figure74
1.Hydraulicunitshrouds
BrakeMaintenance
AdjustingtheParkingBrake
ServiceInterval:Aftertherst100hours
Every500hoursthereafter
Checktomakesurebrakeisadjustedproperly.Thisprocedure
mustbefollowedaftertherst100hoursorwhenabrake
componenthasbeenremovedorreplaced.
1.Drivethemachineontoalevelsurface.
2.Disengagethebladecontrolswitch(PTO),movethe
motioncontrolleverstotheneutrallockedposition
andsettheparkingbrake.
3.Stoptheengine,waitforallmovingpartstostop,and
removethekey.
4.Raisethebackofthemachineupandsupportthe
machinewithjackstands.
DANGER
Mechanicalorhydraulicjacksmayfailto
supportmachineandcauseaseriousinjury.
•Usejackstandwhensupportingmachine.
•Donotusehydraulicjacks.
5.Removethereartiresfromthemachine.
6.Removeanydebrisfromthebrakearea.
7.Rotatethedrivewheelreleasehandletothereleased
position.RefertotheUsingtheDriveWheel
ReleaseValvessectioninOperation.
8.Measuretheoveralllengthofthecompressionspring.
Thecorrectlengthshouldbebetween1-1/2and
1-9/16inches(3.8and4.0cm).Ifthespringlengthis
withinthisrange,noadjustmentisneeded.Ifitisnot,
proceedtostep9.
9.Holdthethreadedrodendwithatoolandadjust
thelocknutuntilthespringlengthisbetween1-1/2
and1-9/16inches(3.8and4.0cm)(Figure75).Do
Notallowthecabletoturnwhenthenutsarebeing
loosened.
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