TM 9-2320-272-24-2
4-4. POWER PLANT (M939/A1) REPLACEMENT (Contd)
Install transmission (18) on rear support bracket (21) with two new lockwashers (20) and
8.
screws (19). Tighten screws (19) 75-85 lb-ft (102-115 Nm).
Turn left and right jack screws (27) until rubber cushions (28) of A-posts (22) rest on A-post
9.
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),
10.
and locknut (26).
Install trunnion cap (7) on trunnion mount (8) with two new lockwashers (6) and screws (5). Tighten
11.
screws (5) 150 lb-ft (203 Nm).
Tighten screws (9) 65-75 lb-ft (88-102 Nm).
12.
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