TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
Page 665 of 1170
a. Disassembly b. Assembly TM 9-2320-280-20-3 12-43. ARCTIC HEATER CONTROL BOX ASSEMBLY MAINTENANCE This task covers: a. Disassembly b. Assembly INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Equipment Condition Arctic heater control box assembly removed (para. 12-42). Manual References TM 9-2320-280-24P NOTE Prior to removal, tag all leads for installation. 1. Remove nut (6), washer (4), and toggle switch (5) from control box (9). Disconnect leads (16), (19), and (22) from toggle switch (5). 2. Remove two screws (21) and circuit breaker (20) from control box (9). Disconnect leads (15), (14), and (13) from circuit breaker (20). 3. Remove nut (8), washer (7), and toggle switch (10) from control box (9). Disconnect leads (22), (12) (13), (24), and (23) from toggle switch (10). 4. Remove grommet (18) and harness (17) from control box (9). 5. Remove two screws (2) and LED assembly (1) from control box (9). 6. Remove name plate (3) from control box (9). 1. 2. 3. 4. 5. 6. Install name plate (3) on control box (9). Install LED assembly (1) on control box (9) with two screws (2). Install grommet (18) and harness (17) on control box (9). Ensure lead (11) and LED assembly (1) are installed through grommet (18) and out of control box (9). Connect leads (12), (24), (13), (22), and (23) to toggle switch (10). Install toggle switch (10) on control box (9) with washer (7) and nut (8). Connect leads (15), (14), and (13) to circuit breaker (20). Install circuit breaker (20) on control box (9) with two screws (21). Connect leads (16), (19), and (22) to toggle switch (5). Install toggle switch (5) on control box (9) with washer (4) and nut (6). 12-64