TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
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TM 9-2320-280-34 14-12. AMBULANCE HEATER FU EL CONTROL VALVE TESTING AND ADJUSTMENT (MODEL 10530A) This task covers: Testing and Adjustment INITIAL SETUP: Tools Manual References General mechanic's tool kit: TM 9-2320-280-20 automotive (Appendix G, Item 1) TM 9-2320-280-24P Test Equipment Equipment Condition 24 volt DC power source Ambulance heater removed (Appendix G, Item 130) (TM 9-2320-280-20). Graduated beaker, 1.7 oz (50 cc) (Appendix G, Item 131) General Safety Instructions Fuel container, 1 gal (3.785 L) • Do not perform this procedure near (Appendix G, Item 132) fire,flames, or sparks. Ammeter (50 ampere) (Appendix G, Item 133) • Do not operate heater in enclosed areas Exhaust gases can kill. Materials/Parts Maintenance Level Fuel tubing, .187 in. (4.7 mm) diameter Direct support (Appendix E, Item 211) Screw and lockwasher assembly (Appendix E, Item 147) Nut and lockwasher assembly (Appendix E, Item 95) Fuel oil (Appendix B, Item 16) Testing and Adjustment WARNING • Diesel fuel is highly flammable. Do not perform this procedure near fire, flames, or sparks. Severe injury or death will result. • Do not operate heater in enclosed areas. Exhaust gases can kill. Make sure work area is well-ventilated and exhaust fumes are routed away from test area. NOTE • Make sure heater is placed in its normal operating position in holding fixture. • Use DF-2 grade diesel fuel for bench testing. • Testing is to be performed in an area of surrounding temperature of 50°F (10°C) or higher. 14-70