SECTION 2 - PROCEDURES
3120743
– JLG Lift –
2-43
2.17 DRIVE TORQUE HUB.
(SEE FIGURE 2-34)
Disassembly.
1.
Loosen all cover bolts (28 and 29) and drain oil from
unit.
2.
Remove the cover bolts (28 and 29) and lift off cover
(23). Remove and discard o-ring (22) from counter-
bore of cover (23).
3.
Remove input gear (24) and thrust washer (26)
4.
Lift out the carrier assembly (14) and top thrust
washer (27).
5.
Remove input thrust spacer (25).
6.
Lift out internal gear (13) and thrust washer (27).
NOTE:
Eye protection should be worn during retaining ring
(9) removal.
7.
Remove the retaining ring (9) from the spindle (1)
and discard.
8.
Remove thrust washer (8) from the spindle (1).
9.
The spindle (1) may now be pressed out of the
housing (7).
10.
The bearing cups (3 and 5) will remain in housing (7)
as will bearing cone (6). Bearing cone (4) will remain
on the spindle (1). The seal (2) will be automatically
removed during this procedure.
NOTE:
If bearing replacement is necessary, the bearing
cups can be removed with a slide hammer puller or
driven out with a punch.
11.
To remove the cluster gears (19) from the carrier
(14), drive the roll pin (20) into the planet shaft (18).
The planet shaft may now be tapped out of the car-
rier. After planet shaft has been removed, the roll pin
(20) can be driven out.
12.
The cluster gear (19) can now be removed from the
carrier (14). The tanged thrust washer (15) will be
removed from the cluster gear.
13.
The needle bearings (16) and thrust spacer (17) are
now removed from cluster gear (19).
NOTE:
When rebuilding or repairing the unit, the retaining
ring (9), o-rings (22), and lip seal (2) should always
be replaced.
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