TM-9-2320-272-24-2

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 2 OF 4

JUNE 1998

TM-9-2320-272-24-2 - Page 737 of 991

TM 9-2320-272-24-2

4-4. POWER PLANT (M939/A1) REPLACEMENT (Contd)

8.

9.

10.

11.

12.

Install transmission (18) on rear support bracket (21) with two new lockwashers (20) and

screws (19). Tighten screws (19) 75-85 lb-ft (102-115 N·m).

Turn left and right jack screws (27) until rubber cushions (28) of A-posts (22) rest on A-post

support brackets (23). Ensure jack screws (27) are turned all the way down in A-post support

brackets (23).

Install cab A-posts (22) on each A-post support bracket (23) with rubber cushions (24), washer (25),

and locknut (26).

Install trunnion cap (7) on trunnion mount (8) with two new lockwashers (6) and screws (5). Tighten

screws (5) 150 lb-ft (203 N·m).

Tighten screws (9) 65-75 lb-ft (88-102 N·m).

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