TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
Page 560 of 1170
11-199. DUCT DOOR CONTROL CABLES MAINTENANCE This task covers: a. Evaporator Intake Cable Removal e. Heater Intake Cable Removal b. Evaporator Intake Cable Installation f. Heater Intake Cable Installation c. Heater/Air-Conditioning Outlet Cable Removal g. Cable Adjustment d. Heater/Air-Conditioning Outlet Cable Installation INITIAL SETUP: Applicable Models M997, M997A1, M997A2 Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Six lockwashers (Appendix G, Item 138) Two push on nuts (Appendix G, Item 226) Four lockwashers (Appendix G, Item 159) Four push on nuts (Appendix G, Item 227) Manual References TM 9-2320-280-10 TM 9-2320-280-24P Equipment Condition • Blower housing open (para. 11-198). • Battery ground cable disconnected (para. 4-73). • Control box levers positioned to UNIT OFF and A/C-VENT (TM 9-2320-280-10). 1. Remove push on nut (3) and disconnect cable loop (5) from duct door arm (6). Discard push on nut (3). 2. Remove screw (1), lockwasher (2), and cable (7) from intake assembly (4). Discard lockwasher (2). 3. Remove push on nut (9) from cable loop (8) and control lever pin (10). Discard push on nut (9). 4. Remove screw (12), lockwasher (13), and cable (7) from control box bracket (11), and disconnect cable loop (8) from control lever pin (10). Discard lockwasher (13). 1. Connect cable loop (8) on control lever pin (10) with push on nut (9). NOTE It may be necessary to adjust turnbuckle on cable to align control cable clamp with control box bracket. 2. Install cable (7) on control box bracket (11) with lockwasher (13) and screw (12). 3. Connect cable loop (5) on duct door arm (6) with push on nut (3). 4. Install cable (7) on intake assembly (4) with lockwasher (2) and screw (1). 5. Proceed to Cable Adjustment, g. 2. b. Evaporator Intake Cable Installation a. Evaporator Intake Cable Removal TM 9-2320-280-20-3 11-296 Change 2