Toro 74923 Z Master 6000 - Replacing Hydraulic Pump-Drive Belt

ReplacingtheHydraulic
Pump-DriveBelt
1.Disengagetheblade-controlswitch(PTO)andsetthe
parkingbrake.
2.Shutofftheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Removethemowerbelt;refertoReplacingtheMower
Belt(page50).
4.Raisethemachineandsupportitwithjackstands
(Figure80).
Figure80
1.Idlerpulley
5.Lefthydraulic-pumppulley
2.Clutchpulley6.Squareholeintheidler
arm
3.Pump-drivebelt7.Idlerspring
4.Righthydraulic-pump
pulley
5.Usearatchetinthesquareholeintheidlerarmto
removetheidlerspring(Figure80).
6.Unhooktheidlerspringfromtheframe(Figure80).
7.Removethebeltfromthehydraulic-unit-drivepulleys
andtheenginepulley.
8.Installthenewbeltaroundenginepulleyandthe2
drivepulleys.
9.Usingaratchetinthesquareholeintheidlerarm,
installtheidlerspringtotheframe(Figure80).
10.Installthemowerbelt;refertoReplacingtheMower
Belt(page50).
ControlsSystem
Maintenance
AdjustingtheControl-Handle
Position
Thereare2heightpositionsforthecontrollevers—highand
low .Removetheboltstoadjusttheheightfortheoperator.
1.Disengagetheblade-controlswitch(PTO),movethe
motion-controlleverstotheNEUTRAL-LOCKposition,
andsettheparkingbrake.
2.Shutofftheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Loosentheboltsandangenutsinstalledinthelevers
(Figure81).
4.Aligntheleversinthefront-to-rearpositionby
bringingtheleverstogethertotheNEUTRALposition,
andslidethemuntiltheyarealigned,thentightenthe
bolts(Figure82).
Figure81
1.Bolt
3.Controllever
2.Handle4.Nut
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