TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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This task covers: a. Disassembly c. Inspection b. Cleaning d. Assembly INITIAL SETUP: TM 9-2320-280-20-2 8-74.4 Change 3 8-24.2. POWER STEERING PUMP REPAIR Tools General mechanic's tool kit: automotive (Appendix B, Item 1) Maintenance and repair shop equipment: automotive (Appendix B, Item 2) Materials/Parts Seal service kit (Appendix G, Item 291.1) Manual References TM 9-2320-280-10 TM 9-2320-280-24P Equipment Condition Power steering pump, pulley, and bracket removed (para 8-24 (6.2 L)), (para. 8-24.1 (6.5 L)). NOTE Have drainage container ready to catch fluid. 1. Remove reservoir filler cap (1) and drain fluid from pump assembly (8). 2. Remove two mounting studs (2) from pump assembly (8). NOTE Fitting assembly is spring loaded. Remove carefully to avoid losing parts. 3. Remove fitting assembly (6) and O-ring seal (5) from pump body (7). Discard O-ring seal (5). 4. Remove flow control valve (4) and valve spring (3) from pump body (7). CAUTION Do not overtighten vise as pump body could be distorted. 5. Place pump body (7) in vise so pump shaft (11) is pointing down. 6. Tap lightly around edge of reservoir (9). 7. Remove reservoir (9) and O-ring seal (10) from pump body (7). Discard O-ring seal (10). 8. Remove two O-ring seals (14) from pump body (7). Discard O-ring seals (14). 9. Remove magnet (13) from pump body (7). Discard magnet (13). 10. Remove O-ring seal (15) from pump body (7). Discard O-ring seal (12). 11. Remove shaft seal (12) from pump body (7). a. Disassembly