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3088688
Drive Housing
Removal
1.
Relieve pressure; page 4.
2. Fig. 4. Remove bearing housing. Do 1. through 8.
of Bearing Housing and Connecting Rod proce-
dure on page 7.
3. Remove two screws (81) and lockwashers (17).
4. Remove four screws (10) and lockwashers (17)
from pinion housing (19).
5. Lightly tap around drive housing (20) to loosen
drive housing. Pull drive housing straight off pinion
housing. Be prepared to support gear cluster (18),
which may also come out.
Installation
1. Liberally apply bearing grease (supplied with
replacement gear cluster) to gear cluster (18) and
to areas called out by note 3. Use full 0.62 pint
(0.29 liter) of grease for GMax 3900 and 0.68 pint
(0.32 liter) of grease for GMax 5900.
2. Place bronze colored washer (20g) on shaft pro-
truding from large shaft of drive housing (20).
Note: If replacing a washer with pin holes with a
washer without pin holes, remove guide pins from
housing. Place silver colored washer (20h) on
pinion housing. Align gears and push new drive
housing straight onto pinion housing and locating
pins (B).
3. Install four screws (10) and lockwashers (17) from
pinion housing (19).
4. Install two screws (81) and lockwashers (17).
5. Fig. 3. Install bearing housing. Do 1. through 6. of
Bearing Housing and Connecting Rod proce-
dure on page 7.
TI0178A
Fig. 4
10
17
20h
20g
81
17
20
19
B
18
B
92
91
91
91
1
GMax 3900 only
1
Torque to 125 in-lb – GMax 3900
2
2
Torque to 200 in-lb – GMax 5900
2
3
3
Apply remaining grease to these areas