TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
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TM9-2320-387-24-l 3-7. ENGINE OIL COOLER SUPPLY AND RETURN LINES MAINTENANCE This task covers: a. Supply Line Removal b. Inspection c. Supply LimeInstallation INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Materials/Parts Tiedown strap (Appendix G, Item 461) Lockwasher (Appendix G, Item 208) Locknut (Appendix G, Item 109) Manual References TM 9-2320-387-10 TM 9-2320-387-24P Equipment Condition l Engine left splash shield removed (para. 10-23). l Engine access cover removed (para. 10-22). General Safety Instructions Do not drain oil when engine is hot. Maintenance Level unit a. Supply Line Removal I WARNING Do not drain oil when engine is hot. Severe injury to personnel may result. CAUTION Cover or plug all hoses and connectionsimmediatelya&r disconnection to prevent contamination. Remove all plugs prior to c4mnection. NOTE l Engine oil cooler supply and return lines are replaced basically the same. This procedure covers supply line replacement. l Have drainage container ready to catch oil. 1. Disconnect supply line connector (5) from adapter (4) and allow oil to drain. 2. Disconnect supply line connector (16) from oil cooler port (17). 3. Remove locknut (31, washer (21, capscrew (151, and washer (2) from supply line clamp (141, brake line clamp (11, and frame bracket (13). Discard locknut (3). 4. Remove capscrew (71, lockwasher (81,and clamp (9) from supply line (12) and engine mount bracket (10). Discard lo&washer (8). 5. Remove tiedown strap (11) and supply line (12) from return line (6). Discard tiedown strap (11). 1 b. Inspection f Inspect adapter (4) for damaged threads or cracks. Replace if defective. c. Supply Line Installation 1. Position supply line (12) in approximate mounting location along frame. 2. Install supply line clamp (14) and brake line clamp (1) on frame bracket (13) with washer (2), capscrew (151, washer (21, and locknut (3). Tighten locknut (3) to 6 lb-R (8 N-m). 3. Connect supply line connector (16) to oil cooler port (17). 3-10