TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
Page 392 of 1170
11-99. GUN MOUNT SUPPORT (40 MM) REPLACEMENT This task covers: a. Removal b. Installation a. Removal 1. Remove four capscrews (11), washers (10), and bracket (12) from mounting plate (7). 2. Remove two locknuts (8), washers (3), capscrews (4), washers (3), and pad (1) from brace (9) and bracket (12). Discard locknuts (8). 3. Remove two locknuts (2), washers (6), screws (5), and brace (9) from bracket (12). Discard locknuts (2). INITIAL SETUP: Applicable Models M1025, M1025A1, M1025A2, M1026, M1026A1, M1043, M1043A1, M1043A2, M1044, M1044A1 Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Four locknuts (Appendix G, Item 70) Manual References TM 9-2320-280-10 TM 9-2320-280-24P Equipment Condition Rear end of cargo shell door raised (TM 9-2320-280-10). b. Installation 1. Install brace (9) on bracket (12) with two screws (5), washers (6), and locknuts (2). Tighten locknuts (2) to 6 lb-ft (8 N•m). 2. Install pad (1) on bracket (12) and brace (9) with two washers (3), capscrews (4), washers (3), and locknuts (8). Tighten locknuts (8) to 6 lb-ft (8 N•m). 3. Install bracket (12) on mounting plate (7) with four washers (10) and capscrews (11). Tighten capscrews (11) to 26 lb-ft (35 N•m). FOLLOW-ON TASK: Close cargo shell door (TM 9-2320-280-10). TM 9-2320-280-20-3 Change 2 11-141