TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 3 Download
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TM 9-2320-280-20-3 10-186.2 Change 2 10-108.1. 10,500 LB HYDRAULIC WINCH AND BRACKETS REPLACEMENT Applicable Models: All vehicles except M996, M996A1, M997, M997A1, M997A2, M1035, M1035A1, M1035A2. Tools General mechanics tool kit: automotive (Appendix B, Item 1) Maintenance and repair shop equipment: automotive (Appendix B, Item 2) Materials/Parts Locknut (Appendix G, Item 70) Six locknuts (Appendix G, Item 80) Four locknuts (Appendix G, Item 81) Two locknuts (Appendix G, Item 89) Manual References TM 9-2320-280-10 TM 9-2320-280-24P Equipment Condition • Parking brake applied (TM 9-2320-280-10) • Battery ground cables disconnected (para. 4-73). • Underbody protection kit removed (if applicable) (para. 12-186). • Brake protection guards removed (if applicable) (para. 7-8.1). General Safety Instructions Support winch and bumper during winch replacement. NOTE Tag all leads prior to removal. 1. Disconnect controller plug lead 758C (10) from winch lead 758C (9). 2. Disconnect controller plug lead 758A (8) from winch lead 758A (7). 3. Disconnect controller plug lead 758B (6) from lead wire 758B (5). 4. Remove locknut (14), washer (13), screw (11), and two clamps (12) with hydraulic hose assemblies (1) and (4) from winch and bumper assembly (15). Discard locknut (14). CAUTION • Tag hoses and connections prior to removal to assist in proper installation. • Cover or plug hoses and connections immediately after removal to prevent contamination. Remove all plugs prior to connecting hoses. 5. Disconnect hydraulic hose (1) from elbow (2) on bottom winch outlet port on winch (15) . 6. Disconnect hydraulic hose (4) from elbow (3) on top winch inlet port on winch (15). NOTE If vehicle is to be operated with winch assembly removed, perform step 7. 7. Connect tube assembly (16) to hydraulic hose assemblies (1) and (4). a. Winch Removal This task covers: a. Winch Removal c. Brackets Installation b. Brackets Removal d. Winch Installation INITIAL SETUP: