TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
Page 644 of 1170
a. Removal WARNING b. Installation TM 9-2320-280-20-3 12-31. ARCTIC HEATER PUMP-TO-HOSE FUEL SUPPLY LINE REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Tools Manual References General mechanic’s tool kit TM 9-2320-280-10 automotive (Appendix B, Item 1) TM 9-2320-280-24P Materials/Parts General Safety Instructions Sealing compound (Appendix C, Item 44) Do not perform this procedure near fire, flames, or sparks. Diesel fuel is highly flammable. Do not perform this procedure near fire, flames, or sparks. Severe injury or death will result. CAUTION Cover or plug all open hoses and connections immediately after disconnection to prevent contamination. Remove all covers or plugs prior to connection. NOTE Have drainage container ready to catch fuel. 1. Loosen clamp (5) and disconnect fuel supply hose (4) from pump-to-hose fuel supply line (3). 2. Remove pump-to-hose fuel supply line (3) from connector (2) on fuel pump (1). 3. Inspect connector (2) for damaged threads or cracks. Replace if cracked or damaged. 1. Apply sealing compound to threads of connector (2) and connect pump-to-hose fuel supply line (3) to connector (2) on fuel pump (1). 2. Connect fuel supply hose (4) to pump-to-hose fuel supply line (3) with clamp (5). FOLLOW-ON TASK: Operate arctic heater (TM 9-2320-280-10) and check for fuel leaks. 12-45