TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
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or damaged. a. Removal TM 9-2320-280-20-3 12-91. TROOP/CARGO WINTERIZATION HEATER FILTER-TO-BULKHEAD COUPLING FUEL SUPPLY HOSE REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Applicable Models M998, M998A1, M1038, M1038A1 Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Sealing compound (Appendix C, Item 44) Manual References TM 9-2320-280-10 TM 9-2320-280-24P Equipment Condition Heater guard assembly removed (para. 12-93). General Safety Instructions Do not perform this procedure near tire, flames, or sparks. WARNING 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 plugs prior to connection. NOTE Have drainage container ready to catch fuel. 1. Loosen clamp (2) and disconnect filter-to-bulkhead coupling fuel supply hose (1) from filter connector (3). 2. Loosen clamp (4) and remove filter-to-bulkhead coupling fuel supply hose (1) from bulkhead coupling connector (5). 3. Inspect filter connector (3) and bulkhead coupling connector (5) for damage. Replace if cracked 12-131