Toro Z MASTER Z500 series - Adjusting the Parking Brake; Checking the Tire Pressure

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AdjustingtheParking
Brake
NoPartsRequired
Procedure
Checktheparkingbrakeforproperadjustment.
1.Disengagebrakelever(leverdown).
2.Measurethelengthofthespring.
Themeasurementshouldbe70mm(2-3/4inch)
betweenwashers(Figure29).
g003788
Figure29
1.Brakelever
5.5–7mm(3/16–1/4inch)
2.Spring(2-3/4inches/70
mm)
6.Jamnutandyoke
3.Adjustingnuts
7.Trunnionroller
4.Collaronbrakerod
3.Ifadjustmentisnecessary,loosenthejamnut
belowthespringandtightenthenutdirectly
belowtheyoke(Figure29).Turnthenutuntil
thecorrectmeasurementisobtained.Tighten
thetwonutstogetherandrepeatonopposite
sideofunit.
4.Turnnutsclockwisetoshortenspringlengthand
turncounter-clockwisetolengthenthespring.
5.Engageparkingbrake,leverup.
6.Measurethedistancebetweenthetrunnionroller
andthecollaronbrakerod.Themeasurement
shouldbe5–7mm(3/16–1/4inch)(Figure29).
7.Ifadjustmentisnecessary,loosenthejamnut
directlybelowtheyoke.Turnthebottomroduntil
thecorrectmeasurementisobtained(Figure
29).Tightenjamnutattheyoke.
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CheckingtheTirePressure
NoPartsRequired
Procedure
Note:Increasethetirepressureduetotheadditional
weight.
Checkandincreasetheairpressureinthefrontcaster
wheelsandthereartires(Figure30).
Pressure:
Reartires:138kPa(20psi)
Frontcasterwheels:172kPa(25psi)
g001055
Figure30
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