TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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3-76. WATER PUMP PULLEY REPLACEMENT This task covers: a. Removal b. Installation a. Removal Remove four socket-head screws (1) and water pump pulley (2) from water pump (3). INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Maintenance and repair shop equipment: automotive (Appendix B, Item 2) Special Tools Hex head driver, 6 mm (Appendix B, Item 157) Materials/Parts Sealing compound (Appendix C, Item 44) Manual References ________________ TM 9-2320-280-24P Equipment Condition __________________ • Fan drive and fan blade removed (para. 3-78). • Power steering drivebelt set removed (para. 3-80). • Serpentine drivebelt removed (M1123 and “A2” vehicles) (para. 3-83). b. Installation 1. Apply sealing compound to four socket-head screws (1). 2. Install water pump pulley (2) on water pump (3) with four socket-head screws (1). Tighten socket- head screws (1) to 15-20 lb-ft (20-27 N • m). TM 9-2320-280-20-2 Change 2 3-130.1 FOLLOW-ON TASKS: • Install serpentine belt (M1123 and “A2” vehicles) (para. 3-83). • Install fan drive and fan blade (para. 3-78). • Install power steering drivebelt set (para. 3-80).