TM 5-3805-254-34
9-2.
INTERAXLE DIFFERENTIAL MAINTENANCE (Cont).
6.
Wrap twine (58) around gear set pinion (22).
7.
Apply 9 tons (8 t) of pressure on gear set pinion
(22) and measure preload by pulling on twine
(58) with a spring scale.
8.
Preload should be 5-15 Ib,-in. (7-20 N-m) of
rotating torque, not starting torque.
9.
If preload is not correct, replace pinion bearing spacer (51) with a thinner spacer to increase torque, or thicker
spacer to decrease torque.
10.
Install inner adjusting nut (48), adjusting nut spacer plate (47), pinion bearing washer (46), and pinion bearing
jamnut (45). Torque pinion bearing jamnuts to 1100 lb.-ft. (1492 Nm), using torque multiplier.
11.
Bend tab on pinion bearing washer (46) to secure pinion bearing jamnut (45).
TA703960
9-27