TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 2 Download
Page 393 of 1555
TM 9-2320-387-24-2 12-18 Change 1 12-10. ENGINE/CREW COMPARTMENT HEATER ASSEMBLY REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Three lockwashers (Appendix G, Item 206) Three lockwashers (Appendix G, Item 239.1) Manual References TM 9-2320-387-24P Equipment Condition • Battery ground cables disconnected (para. 4-68). • Heater exhaust pipe removed (para. 12-4). • Heater inlet pipe removed (para. 12-4.1). • Heater lower hose removed (para. 12-5). • Heater outlet hose removed (para. 12-6). General Safety Instructions Do not touch hot exhaust system components with bare hands. Maintenance Level Unit .WARNING Do not touch hot exhaust system components with bare hands. Severe injury may result. 1. Loosen clamp (7) and disconnect fuel supply hose (6) from heater (8). 2. Disconnect plug (10) and connector (9) from heater (8). 3. Remove capscrew (5), lockwasher (4), and washer (3) from bracket (2) and splash shield (1). Discard lockwasher (4). 4. Remove two capscrews (11), lockwashers (4), washers (12), and heater (8) from splash shield (1). Discard lockwashers (4). 5. Remove three capscrews (13), lockwashers (14), and bracket (2) from heater (8). Discard lockwashers (14). 1. Install bracket (2) on heater (8) with three lockwashers (14) and capscrews (13). 2. Install heater (8) and bracket (2) on splash shield (1) with two washers (12), lockwashers (4), and capscrews (11). 3. Install bracket (2) on splash shield (1) with washer (3), lockwasher (4), and capscrew (5). 4. Connect plug (10) and connector (9) to heater (8). 5. Connect fuel supply hose (6) to heater (8) and tighten clamp (7). b. Installation a. Removal