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 232 of 319

TM 9-2520-238-34

REPAIR DIFFERENTIAL STEERING CONTROL ASSEMBLY — Continued

0026 00

NOTE

Threads and taper on gear shafts and bores in mating spur gears and slotted nuts must be dry

and free from grease and oil when being assembled.

6.

Insert spur gear shaft (10), spur gear shaft (11), and spur gear shaft (12) in control ﬂange assembly (13) with threaded

ends through bores in ﬂange with keyways oriented toward center of ﬂange.

7.

Install three new woodruff keys (14) in keyways of gear shaft (10), spur gear shaft (11), and spur gear shaft (12). Install

three spur gears (15) on gear shafts. Use soft hammer. Secure with three washers (16) and slotted nuts (17). Do not

tighten nuts at this time.

8.

Insert spur gear shaft (18), spur gear shaft (19), and spur gear shaft (20) in control ﬂange assembly (13) with machined

ends through bores in ﬂange with keyways at the threaded ends oriented toward center of ﬂange.

9.

Install three new woodruff keys (21) in keyways of gear shaft (18), spur gear shaft (19), and spur gear shaft (20).

10. Install spur gear (22) on control ﬂange assembly (13).

0026 00-8