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ServicingtheSteeringCylinder(2-WheelDrive)

g225169

Figure99

1.Barrel5.Internalcollar

9.BSseal

2.BPseal

6.Shaft

10.Back-upwasher

3.Piston7.Dustseal

11.O-ring

4.O-ring

8.Head12.Locknut

DisassemblingtheSteeringCylinder(2-WheelDrive)

1.Slowlypumpthecylindershafttoremovethehydraulicuidfromthesteering

cylinderintoadrainpan.Plugboththeportsandcleantheoutersurfaceof

thecylinder.

IMPORTANT

Whenyouclampthesteeringcylinderinavise,clampthepivotend

onlytopreventdamage.Donotclosetheviseonthebarrel.

2.Mountthesteeringcylindersecurelyinavisebyclampingonthepivotend

sothattheshaftendtiltsupslightly.Useaviseequippedwithsoftjaws.

3.Useaspannerwrenchtoloosenandremovetheinternalcollar(item5in

Figure99)fromthebarrel.

4.Holdtheendoftheshaftanduseatwistingandpullingmotiontocarefully

extracttheshaft,internalcollar,head,andpistonfromthebarrel.

HydraulicSystem:ServiceandRepairs

Page5–120

Groundsmaster

3280-D/3320

05138SLRevB

Toro 30403 Service Manual

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