TM-9-2520-238-34

M113A1 FOV, M113A2 FOV, M548 AND M548A1

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL; RIGHT ANGLE DRIVE, COOLING FAN; GEARCASE, TRANSFER; DRIVE ASSEMBLY, FINAL; DIFFERENTIAL, STEERING CONTROL; BRAKE, SINGLE DISK; CYLINDER ASSEMBLY, HYDRAULIC BRAKE

TM-9-2520-238-34 - Page 246 of 319

TM 9-2520-238-34

REPAIR DIFFERENTIAL RIGHT ANGLE GEARBOX — Continued

0028 00

7.

Bend tabs on eight key washers (1). Remove eight cap screws (2) and key washers holding bearing housing (3) to

gearbox housing (4). Remove bearing housing with input bevel gear (5) as an assembly. Discard key washers.

8.

Remove laminated shim (6) and packing (7) from bearing housing (3). Discard shim and packing.

NOTE

If inspection indicates that outer race of ball bearing requires replacement, do Step 9.

9.

Remove inner retaining ring (8), outer race of bearing (9), and outer retaining ring (8) from gearbox housing (4). Discard

outer race.

NOTE

Bearing inner race (10) and outer race (9) must be replaced as matched set.

10. If inspection indicates that bearing inner race (10) requires replacement, remove retaining ring (11) and inner race from

bevel gear (5). Use remover and replacer (WP 0033 00, Item 24) and mechanical puller (WP 0033 00, Item 17). Discard

inner race.

0028 00-4