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TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download

Page 567 of 953

TM 9-2320-280-20-2 4-127. HEAT/AIR-CONDITIONING CONTROL PANEL RELAY AND SWITCH MAINTENANCE (M997, M997A1, M997A2) (Cont’d) NOTE Prior to removal, tag leads for installation. 1. Remove screw (9), lockwasher (8), and light terminal (7) from heater run-start switch (6). Discard lockwasher (8). 2. Disconnect light lead (4) from relay lead (5) and remove two screws (1) and light (3) from panel (2). 1. Install light (3) on panel (2) with two screws (1) and connect relay lead (5) to light lead (4). 2. Install light terminal (7) on heater run-start switch (6) with lockwasher (8) and screw (9). 4-321