TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
Page 390 of 1170
11-97. REAR GUN MOUNT PLATE ASSEMBLY REPLACEMENT This task covers: a. Removal b. Installation a. Removal 1. Remove three locknuts (7), washers (3), reinforcement brackets (6), capscrews (2), and washers (3) from rear plate assembly (4) and cargo floor (5). Discard locknuts (7). 2. Remove three locknuts (8), washers (9), capscrews (1), washers (9), and rear plate assembly (4) from cargo floor (5). Discard locknuts (8). 3. Remove 40 mm gun mount support (para. 11-99) and caliber .50 gun mount support (para. 11-98) from rear plate assembly (4). 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 Six locknuts (Appendix G, Item 128) Personnel Required One mechanic One assistant 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 caliber .50 gun mount support (para. 11-98) and 40 mm gun mount support (para. 11-99) on rear plate assembly (4). 2. Install rear plate assembly (4) on cargo floor (5) with three washers (3), capscrews (2), reinforcement brackets (6), washers (3), and locknuts (7). 3. Secure rear plate assembly (4) to cargo floor (5) with three washers (9), capscrews (1), washers (9), and locknuts (8). Tighten capscrews (1) and (2) 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 11-139