TB-9-2320-335-13&P HMMWV Operator and Field Maintenance, Parts, Tools M1151A1 M1152A1 M1165A1 Download
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TB 9-2320-335-13&P 3-38 3-78. WATER PUMP AND ADAPTER PLATE MAINTENANCE This task covers: a. Removal c. Installation b. Inspection INITIAL SETUP: 1. Remove bypass nipple (4) from water crossover (3). 2. Remove studs (1), (13), (8), and (7), four capscrews (11), washers (12), two capscrews (9), capscrew (10), water pump (6), and adapter plate (5) from timing gear cover (2). 3. Remove seven capscrews (15), adapter plate (5), and gasket (14) from water pump (6). Discard gasket (14). 4. Clean remaining gasket material and sealing compound from sealing surfaces on adapter plate (5), water pump (6), and timing gear cover (2). 5. Remove heater hose nipple (17), elbow (16), and bypass hose adapter (19) from water pump (6). 1. Inspect water pump (6) for cracks, breaks, or loose impeller. Replace if cracked, broken, or impeller is loose. 2. Inspect adapter plate (5) for corrosion. If adapter plate (5) is excessively corroded, replace. 3. Inspect elbow (16), heater hose nipple (17), and bypass hose adapter (19) for stripped threads and breaks. If damaged, replace. 4. Inspect rivet (18) for damage or looseness. Replace if damaged or loose. Apply sealing compound to replacement rivet (18) prior to installation. b. Inspection a. Removal Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Maintenance and repair shop equipment: automotive (Appendix B, Item 2) Materials/Parts Gasket (Appendix A, Item 49) Pipe sealing compound (Appendix C, Item 62) Sealing compound (Appendix C, Item 63) Anaerobic gasket sealer (Appendix C, Item 58) Manual References TM 9-2320-387-24P Equipment Condition • Engine oil filler tube removed (TM 9-2320-387-24-1). •Water pump inlet hose removed (TM 9-2320-387-24-1). •Water pump pulley removed (para. 3-77.1). • Thermostat bypass hose removed (para. 3-68.1). •Tensioner, idler pulleys, and mounting hardware removed (TM 9-2320-387-24-1). •Power steering pump removed (para. 8-23.1). Maintenance Level Unit