Cub Cadet 8454 Service Manual page 192

CHAPTER 5 8454
9. Install shim (10), ball bearing (11), two parallel
pins (6) on differential gear case (5) and tighten
case cover (7) with two M12 bolts (9).
10. Sub-assemble ball bearing (4) on front differen-
tial bearing support (1) and push into differential
gear case ass'y (5) to tighten with five M10 bolts
(3).
• Check for backlash and reaching up
of 27 bevel gear (12) and 8 bevel pin-
ion shaft (22).
CAUTION
Adjustment of Backlash
• Use the adjusting shim for 27 bevel gear (12) and 8
bevel pinion shaft (22).
Backlash: 0.2 ~ 0.3 mm (0.0078 ~ 0.0118 in.)
Confirmation of Reaching Up
Apply minimum lightly on several thrashing faces at
three equally divided positions in the circle circumfer-
ence of 27 bevel gear (12) and turn 8 bevel pinion shaft
(22) with a load on 27 bevel gear (12), then to confirm
its reaching up (Degree of reaching up is at least 35 %
the thrashing face of the gear without load, and
1/3 ~ 1/2 away from minor section).
Tightening Tightening bolt (3)
torque of the front
differential
bearing support
Tightening bolt (9)
of the
differential gear
case cover
Tightening UBS
bolt (13) of the
front differential
case and the 27
bevel gear
Turning torque of 8
bevel pinion shaft
(22)
5-18
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48.0 ~ 55.9 N·m
4.90 ~ 5.70 kgf·m
35.4 ~ 41.2 lbf·ft
77.5 ~ 90.2 N·m
7.90 ~ 9.20 kgf·m
57.1 ~ 66.5 lbf·ft
29.4 ~ 34.3 N·m
3.0 ~ 3.5 kgf·m
21.6 ~ 25.3 lbf·ft
1.27 ~ 1.667 N·m
0.13 ~ 0.17 kgf·m
0.94 ~ 1.23 lbf·ft
569W524A
D569-W03 June-2003