TM 5-4210-233-14&P-2
6-55. GEAR UNIT AND MAIN SHAFT ASSEMBLY - Continued
(15) Remove retaining ring (19), internal gear (12), and spur gear shaft (13).
(16) Position transmission drum (9) so rear carrier assembly (20) is up.
(17) Remove retaining ring (21) and separate rear carrier assembly (20) from transmission drum (9).
(18) Remove bearing (22) from rear carrier assembly (20).
(19) Check end play between pinion gears (23, 24 and 25) and carriers (1, 5, and 20). End play must be
between 0.008 and 0.031 in. (0.203 and 0.787 mm). If end play is outside these limits, do steps (20)
through (25) to replace all pinion gears in that assembly.
NOTE
Steps (20) through (25) are required only if end play of pinion
gears is outside limits.
(20) Drill away staked rear ends of front carrier assembly (1) pinion pins (26) using a 15/16-in. (23.8 mm)
bit.
6-304