TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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8-30. POWER STEERING RELIEF VALVE CARTRIDGE MAINTENANCE INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts O-ring (Appendix G, Item 218) Gasket (Appendix G, Item 60) Manual References TM 9-2320-280-10 TM 9-2320-280-24P Equipment Condition • Hood raised and secured (TM 9-2320-280-10). • Battery ground cables disconnected (para. 4-73). This task covers: a. Removal c. Installation b. Inspection CAUTION Cover or plug all hoses and connections immediately after disconnection to prevent contamination. Remove all covers or plugs prior to connection. NOTE Have drainage container ready to catch fluid. 1. Disconnect high-pressure line (1) from power steering pump (7). Remove O-ring (2) from high- pressure line (1). Discard O-ring (2). NOTE Fitting assembly is spring-loaded. Remove carefully to avoid losing parts. 2. Remove fitting assembly (3) and gasket (4) from pump (7). Discard gasket (4). 3. Remove relief valve (5) and valve spring (6) from pump (7). a. Removal TM 9-2320-280-20-2 Change 3 8-87