TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
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TM 9-2320-280-34 11-3. POWER STEERING PUMP REPAIR (Cont’d) b. Cleaning Clean all power steering pump components in accordance with para. 2-13. c. Inspection NOTE For general inspection instructions, refer to para. 2-14. 1. Inspect external surface of flow control valve (12) for burrs, nicks, or damage. Inspect flow control valve (12) bore and screen for damage or debris. Inspect valve spring (11) for damage. Replace both flow control valve (12) and valve spring (11) if either is damaged. 2. Inspect studs (10) for damage. Replace if damaged. 3. Inspect fitting (14) for damage. Replace if damaged. 4. Inspect reservoir filler cap (9) for damage. Replace if damaged. 5. Inspect pump body (2) for damage. Replace power steering pump assembly (8) if pump body (2) is damaged. d. Assembly NOTE For general assembly instructions, refer to para. 2-16. 1. Install magnet (4) in pump body (2). 2. Install O-ring seal (1) into control valve cavity and two O-ring seals (5) into threaded holes (3). 3. Install O-ring seal (7) on pump body (2). 4. Install reservoir (6) on pump body (2). 5. Install two studs (10) on pump assembly (8). Tighten studs (10) to 26 lb-ft (35 N.m). 6. Install valve spring (11) and flow control valve (12) in pump assembly (8). 7. Install O-ring seal (13) and fitting (14) in pump assembly (8). Tighten fitting (14) in pump assembly (8) to 37 lb-ft (50 N.m). 8. Install reservoir filler cap (9) on pump assembly (8). 11-4