Exmark LAZER Z - Pump Drive Belt Tension; Deck Belt Tension; Adjusting the Parking Brake; Electric Clutch Adjustment

Maintenance
Tightenallfourrearhangermountpoints(item
1,Figure51).
5.Retightenthefrontandrearheightofcuthanger
jamnuts.
PumpDriveBeltTension
Self-tensioning-Noadjustmentnecessary.
DeckBeltTension
Self-tensioning-Noadjustmentnecessary.
AdjustingtheParkingBrake
ServiceInterval:Aftertherst100hours
Every500hoursthereafter
Checktomakesurebrakeisadjustedproperly.This
proceduremustbefollowedaftertherst100hours
orwhenabrakecomponenthasbeenremovedor
replaced.
1.Drivethemachineontoalevelsurface.
2.Disengagethebladecontrolswitch(PTO),move
themotioncontrolleverstotheneutrallocked
positionandengagetheparkingbrake(leverisin
the“up”position).
3.Stoptheengine,waitforallmovingpartstostop,
andremovethekey.
4.Raisethebackofthemachineupandsupportthe
machinewithjackstands.
5.Removethereartiresfromthemachine.
6.Removeanydebrisfromthebrakearea.
7.Rotatethedrivewheelreleasehandletothe
“released”position.RefertotheDriveWheel
ReleaseValvessectioninOperation.
8.Disengagetheparkbrake.
9.Removethespringclevispinfromtherearlinkage
andcaliper.
g297209
Figure52
1.Rearlinkage
4.Caliper
2.Jamnut5.Wheelhub
3.Springclevispin
10.Loosenthejamnutontherearlinkage.
11.Pushthecaliperleverforwardwithngerpressure
untilthebrakepadcontactsthehubrotor.
12.Adjusttherearlinkageuntilthespringclevispin
canbeinsertedintheholeinthecaliperlever.
Note:Tolengthenthelinkage,rotatetheclevis
oneturnoutward.
13.Tightenthejamnutontherearlinkage.
14.Wheelhubshouldmovefreelybetweenthe
caliper.
15.Repeatsteps9through14forthebrakeonthe
rightside.
16.Rotatethedrivewheelreleasehandletothe
“operating”position.RefertotheDriveWheel
ReleaseValvessectioninOperation.
17.Installthereartiresandtorquelugnutsto95ft-lb
(129N-m).
18.Removejackstands.
ElectricClutchAdjustment
Noadjustmentnecessary.However,whentheclutch
brakehasworntothepointwheretheclutchno
longerengagesconsistently,theshimcanberemoved
toextendtheclutchlife(notapplicableforLazerZ
E-Serieswith48inchdecks).
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