Toro 74310 - Brake Maintenance; Adjusting the Parking Brake

BrakeMaintenance
AdjustingtheParkingBrake
ServiceInterval:Aftertherst100hours
Every500hoursthereafter
Checktomakesurethatthebrakeisadjustedproperly.This
proceduremustbefollowedaftertherst100hoursorwhen
abrakecomponenthasbeenremovedorreplaced.
1.Stopthemachineandmovethespeedcontrolleverto
theneutralposition.
2.DisengagethePTO,engagetheparkingbrake,stopthe
engine,andwaitforallmovingpartstostop.
3.Releasetheparkingbrake.
4.Tilttheseatforward.
5.Checkandensurethereisnoslackbetweenthepark
brakehandleandthelinkage.
6.Ifanadjustmentisnecessary,removetheclevispin
androtatethelinkagecounterclockwisetolengthenor
clockwisetoshorten.
Figure48
1.Parkingbrake
4.Speedcontrollever
2.Rotateyoke
5.Steeringlevers
3.Clevispin
7.Measurethecompressedspringlengthonbothvertical
springassemblies.Thespringshouldmeasurebetween
6to7cm(2.35to2.85inches).Ifnecessary,adjustthe
nutatthetopoftheverticalspringassemblytoachieve
thisdistance.
Figure49
1.Parkingbrake4.Verticalspringassembly
2.Steeringlever
5.Nut
3.Speedcontrollever6.6to7cm(2.35to2.85
inches)
8.Thelinkagelengthisadjustedwiththetwonutsatthe
bottomoftheverticalspringassembly.Thelinkage
shouldmeasure22.7to23.3cm(8.92to9.16inches).
Figure50
1.22.7to23.3cm(8.92to
9.16inches)
2.Nuts
9.Engageanddisengagethebrakestocheckforproper
engagementanddisengagement.Adjustifnecessary.
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