6C-26 - LOWER UNIT 90-824052R3 JUNE 2002
11. Place shim(s) (retained from disassembly) into
gear housing. If shim(s) were lost, or are not
reusable (damaged), start with approximately
0.010″ (0.254mm).
12. Install bearing race and bearing retainer.
d
b
a
c
51880
a - Shim(s)
b - Bearing Race
c - Bearing Retainer (Word “OFF” Must Be Visible); Torque to
100 lb. ft. (135.5 N·m)
d - Bearing Retainer Tool (91-43506)
13. Torque pinion nut.
a
ba
c
c
d
a - Driveshaft Holding Tool (91-34377A1)
b - Torque Wrench; Torque Nut to 80 lb. ft. (108.5 N·m)
c - Socket
d - Breaker Bar
Determining Pinion Gear Depth
NOTE: Read entire procedure before attempting any
change in shim thickness.
IMPORTANT: Forward gear assembly must be
installed in gear housing when checking pinion
gear depth or an inaccurate measurement will be
obtained.
1. Clean the gear housing bearing carrier shoulder
and diameter.
2. Install Bearing Preload Tool (91-14311A1) over
driveshaft in sequence shown.
NOTE: Bearing Preload Tool (91-44307A1) may also
be used. Follow instructions provided with tool for
proper installation.
h
g
g
e
f
d
c
b
a
a - Adaptor
b - Bearing
c - Washer
d - Spring
e - Nut; Thread Nut All-The-Way onto Bolt
f - Bolt
g - Set Screw
h - Sleeve; Holes in Sleeve Must Align With Set Screw
3. Align adaptor on driveshaft bearing pocket ledge.
4. With tool installed over driveshaft tighten both set
screws securely, making certain to align sleeve
holes to allow set screws to pass thru.
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