MAINTENANCE
3-3TX525 Service Manual Rev. 000
Maintaining the Road Wheels
1. Iftheinnerwheelsorthecompletetrayofwheels
needsmaintenance,removethetracks.Referto
“WideTrackRemoval”onpage7-68or“Narrow
TrackRemoval”onpage7-72.
2. Removethesnapringfromaroadwheel(Fig.
0004).
4. Ensurethattheroadwheelturnssmoothlyonthe
bearing.Ifitdoesnotturnsmoothlyorspinfreely,
replacethebearing;referto“RoadWheelRebuild”
onpage7-79.
5. Checkthegreaseunderthecapandaroundthe
gasket.Ifitisdirty,gritty,ordepleted,cleanoutallof
thegrease,replacethegasket,andlltheheadof
thecapwithnewgrease(Fig.0006).
Note: It is not always necessary to remove the
track guide when replacing any of the road
wheel bearings. They can also be removed
by raising the unit off the ground. For safety
reasons, make sure the frame of the unit is
supported.
Fig 0004 DSC-0821a
Fig 0006 DSC-0835a
3. Removethewheelbearingcapwithseal(Fig.0005).
Fig 0005 DSC-0822