TM-9-2320-387-24 HMMWV Direct Support & General Support Maintenance Manual Volume 1 Download
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4-5. 200-AMPERE DUAL VOLTAGE ALTERNATOR REPLACEMENT This task covers: a. Removal b. Installation a. Removal NOTE Prior to removal, tag leads for installation. 1. Remove nut (14), lockwasher (13), washer (12), and ground strap (11) from ground stud (10). Discard lockwasher (13). 2. Slide back rubber boot (15) and remove nut (1), lockwasher (2), washer (3), and alternator positive cable lead 6 (4) from positive stud (7). Discard lockwasher (2). 3. Position 3/8-in. breaker bar or, as appropriate, a 1/2-in. ratchet wrench on belt tensioner (16), move tensioner (16) clockwise, and remove drivebelt (8) from alternator pulley (9). WARNING Alternator must be supported during removal. Failure to support alternator may cause injury to personnel or damage to equipment. 4. Remove nut (29), lockwasher (28), washer (27), two screws (19), washers (17), lockwasher (18), and alternator (25) from support bracket (23) and mounting bracket (26). Discard lockwashers (28) and (18). 5. Remove three capscrews (20), washers (21), bushings (24), and fan guard assembly (22) from alternator (25). 6. Remove alternator pulley (9) (para. 4-2). INITIAL SETUP: Tools General mechanic’s tool kit: automotive (Appendix B, Item 1) Maintenance and repair shop equipment: automotive (Appendix B, Item 2) Materials/Parts Lockwasher (Appendix G, Item 234) Two lockwashers (Appendix G, Item 235) Lockwasher (Appendix G, Item 233) Grease (Appendix C, Item 36) Personnel Required One mechanic One assistant Manual References TM 9-2320-387-24P Equipment Condition Voltage regulator removed (para. 4-8). General Safety Instructions Alternator must be supported during removal and installation. Maintenance Level Unit TM 9-2320-387-24-1 4-8 Change 1