TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download
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4-110. 200 AMPERE ALTERNATOR (12338796-1) REPLACEMENT (6.2L) This task covers: a. Removal b. Installation a. Removal NOTE Prior to removal, tag leads for installation. 1. Remove nut (25), lockwasher (24), washer (23), lead 3B (22), and ground strap (21) from ground stud (20). Discard lockwasher (24). 2. Slide back rubber boot (26) and remove nut (1), lockwasher (2), washer (3), fuse link (4), insulator washer (27), alternator positive cable (5), and washer (6) from positive stud (7). Discard lockwasher (2). 3. Loosen two capscrews (12) and (14) on alternator adjusting bracket (9) and two capscrews (15) securing alternator (18) to alternator mounting bracket (17) and support bracket (16). 4. Remove three drivebelts (8) from alternator pulley (19). .WARNING. Alternator must be supported during removal and installation. Failure to support alternator may cause injury to personnel or damage to equipment. 5. Remove capscrew (12), lockwasher (11), and washer (10) securing alternator (18) to adjusting bracket (9). Discard lockwasher (11). 6. Remove capscrew (14), washer (13), and alternator adjusting bracket (9) from mounting bracket (17). INITIAL SETUP: Applicable Models M996, M996A1, M997, M997A1 Materials/Parts Lockwasher (Appendix G, Item 133) Three lockwashers (Appendix G, Item 188) Lockwasher (Appendix G, Item 186) Lockwasher (Appendix G, Item 187) Personnel Required One mechanic One assistant Manual References TM 9-2320-280-10 TM 9-2320-280-24P Equipment Condition • Battery ground cable disconnected (para. 4-73). • Hood raised and secured (TM 9-2320-280-10). • 200 ampere regulator removed (para. 4-115). General Safety Instructions Alternator must be supported during removal and installation. TM 9-2320-280-20-2 4-258 Change 3