TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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3-33. FUEL FILTER ELEMENT MAINTENANCE This task covers: a. Element Removal c. Element Installation b. Cleaning and Inspection INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Filter element kit (Appendix G, Item 32) Manual References TM 9-2320-280-24P Equipment Condition Fuel pressure transducer removed (para. 4-26). General Safety Instructions • Do not perform this procedure near fire, flames, or sparks. • Cleaning will be done in a well-ventilated area and a fire extinguisher will be kept nearby when solvent is used. 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 hoses and connections immediately after disconnection to prevent contamination. Remove all plugs prior to connection. 1. Loosen two hose clamps (2), and disconnect fuel inlet hose (1) and fuel outlet hose (15) from fuel filter cover (3). 2. Loosen hose clamp (7) and disconnect fuel filter drain hose (8) from filter housing (6). 3. Remove capscrew (9), nut (11), and filter housing (6) from fuel filter bracket (10). 4. Remove three capscrews (4) washers (5) and cover (3) from filter housing (6). 5. Remove O-ring seal (14) from filter housing (6). Discard O-ring seal (14). 6. Remove filter element (12) and separator (13) from filter housing (6). 7. Remove separator (13) from filter element (12). Discard filter element (12). WARNING Drycleaning solvent is flammable and will not be used near an open flame. A fire extinguisher will be kept nearby when the solvent is used. Use only in well-ventilated places. Failure to do this may result in injury to personnel and/or damage to equipment. 1. Use drycleaning solvent to clean all metallic parts. 2. Inspect filter housing (6) and cover (3) for distortion or damage. Replace if damaged. 3. Inspect separator (13) for dirt, contamination, or damage. Replace if dirty, contaminated, or damaged. b. Cleaning and Inspection a. Element Removal TM 9-2320-280-20-2 3-62 Change 3