g027730
Figure85
ReplacingtheHydraulic
Pump-DriveBelt
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch(PTO),andengagethe
parkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Removethemowerbelt;refertoReplacingthe
MowerBelt(page62).
4.Raisethemachineandsupportitwithjack
stands.
5.Usea1/2-inchratchetorbreakerbarinone
ofthesquareholesintheidlerarmtoremove
tensionontheidlerspring(Figure86).
6.Removetheexistingbeltfromtheidlerpulley,2
hydraulic-pump-drivepulleys,andenginepulley
(Figure86).
7.Installthenewbeltaroundtheidlerpulley,
enginepulley,and2hydraulic-pumppulleys
(Figure86).
8.Usingthe1/2-inchratchetorbreakerbarinone
ofthesquareholes,installtheidlerspring.
Note:Ensurethatthespringendsareseated
intheanchorgrooves.
9.Installthemowerbelt;refertoReplacingthe
MowerBelt(page62).
g412772
Figure86
1.Fixedidlerpulley
6.Squareholeintheidler
armfortheratchet
2.Enginepulley7.Mowerbelt
3.Idler-springpost8.Hydraulicpump-drivebelt
4.Idlerpulley
9.Lefthydraulic-pumppulley
5.Righthydraulic-pump
pulley
63
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