TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
Page 495 of 1170
11-157. ATTENDANT SEAT MAINTENANCE This task covers: a. Removal c. Assembly b. Disassembly d. Installation 1. Remove two locknuts (7), capscrews (6), and seatbelt (4) from seat base (8). Discard locknuts (7). 2. Remove socket head screw (15), washer (16), washer (17), handle (18), and nylon washer (11) from seat base (8). 3. Remove two cotter pins (12), washers (14), clevis pins (10), and handle (18) from latch rods (9). Discard cotter pins (12). 4. Disconnect spring (13) from handle (18) and seat base (8) and remove spring (13). 5. Remove four screws (19) and cushion (5) from seat base (8). b. Disassembly Materials/Parts Two cotter pins (Appendix G, Item 24) Two locknuts (Appendix G, Item 93) Manual References TM 9-2320-280-24P c. Assembly 1. Install cushion (5) on seat base (8) with four screws (19). 2. Install latch rods (9) on seat base (8). 3. Connect latch rods (9) to handle (18) with two clevis pins (10), washers (14), and cotter pins (12). 4. Install handle (18) and nylon washer (11) on seat base (8) with washer (17), washer (16), and socket head screw (15). 5. Connect spring (13) to handle (18) and seat base (8). 6. Install seatbelt (4) on seat base (8) with two capscrews (6) and locknuts (7). Tighten locknuts (7) to 60 lb-ft (81 N•m). NOTE • The attendant seat assemblies are similar for M996, M996A1, M997, M997A1, and M997A2 ambulances with the following exceptions: — The M996 and M996A1 ambulance attendant seat must be removed from forward ends of attendant seat rails. — The M997, M997A1, and M997A2 ambulance attendant seat must be removed from rearward ends of attendant seat rails. Push seat latch (3) to release locking mechanism and slide seat (1) to end of seat rails (2). Remove seat (1) from rails (2). a. Removal TM 9-2320-280-20-3 11-232 Change 2 INITIAL SETUP: Applicable Models M996, M996A1, M997, M997A1, M997A2 Tools General mechanic’s tool kit: automotive (Appendix B, Item 1)