TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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TM 9-2320-280-20-2 8-84 Change 3 8-28. POWER STEERING COOLER REPLACEMENT This task covers: a. Removal b. Installation INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Two lockwashers (Appendix G, Item 134) Manual References TM 9-2320-280-10 TM 9-2320-280-24P Equipment Condition Hood raised and secured (TM 9-2320-280-10). General Safety Instructions Do not drain fluid when engine is hot. 1. Loosen two clamps (4) and disconnect hoses (2) and (3) from cooler (8). 2. Remove two screws (5), lockwashers (6), washers (7), and cooler (8) from oil cooler (1). Discard lockwashers (6). a. Removal WARNING Do not drain fluid when engine is hot. Severe injury to personnel will result. CAUTION Cover or plug all hoses and connections immediately after disconnection to prevent contamination. Remove all plugs prior to connection. NOTE Have drainage container ready to catch fluid. CAUTION Do not bend power steering oil cooler fins. Damaged fins reduce cooling efficiency, which may damage power steering pump and/or gear.