!
WARNING
A raised and badly supported machine can fall on you.
Position the machine on a firm, level surface before
raising one end. Ensure the other end is securely
chocked. Do not rely solely on the machine hydraulics or
jacks to support the machine when working under it.
Disconnect the battery, to prevent the engine being
started while you are beneath the machine.
GEN 1-1
1 Disconnect the steering track rod. Drain oil from the
hub.
Note: The illustration shows a typical axle.
2 Remove screws A.
3 Lever the planet gear carrier B off the bearing carrier.
Clean off all traces of sealant from the mating faces or
remove ‘O’ ring as applicable.
4 Remove planet gears only if defective. Note that gears
can only be removed as assemblies, which comprise
the gear, the bearing and two 'L' shaped circlips. To
remove a planet gear, first remove the external circlip.
5 Pull off the planet gear.
6 The driveshaft thrust pad C is drilled and tapped M6 for
removal purposes.
81 - 1
Section F Transmission
9803/3280
Section F
81 - 1
Issue 1
Front Axle - SD55, SD70
Hub and Driveshaft - Dismantling
The following illustrations show the axle removed from the machine but the hubs may be dismantled without removing the
axle.
S258220
255920
A
B
C