TM-9-2320-280-34 HMMWV Direct Support & General Support Maintenance Manual Download
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6-3.2. 100 AMPERE ALTERNATOR (12342944) TESTING AND REPAIR (Cont’d) TM 9-2320-280-34 6-18.20 Change 1 b. Disassembly NOTE Complete alternator disassembly is not required for static testing. 1. Insert core and shaft assembly (1) in soft-jawed vise and remove locknut (4), washer (3), and fan (2). Discard locknut (4). 2. Remove bearing bushing (5) from core and shaft assembly (1). 3. Remove four screws (6), lockwashers (7), and plate cover (8) from front housing (9). Discard lockwashers (7). 4. Scribe alignment marks (12) on front housing (9), stator/field core assembly (10), and end housing assembly (11). 5. Remove nine locknuts (18) from studs (19) and end housing assembly (17) Discard locknuts (18). 6. Use a puller to remove end housing assembly (17) from stator/field coil assembly (10). 7. Remove three screws (16), lockwashers (15), and washers (14) from rotor assembly (13) and core and shaft assembly (1). Discard lockwashers (15). 8. Use three 10-32 x 2-in. long machine screws (22) as jacks in threaded holes (20) on end plate of rotor assembly (13). Gradually tighten screws (22) to remove rotor assembly (13) from core and shaft assembly (1). Remove rotor assembly (13) and screws (22). 9. Use a press or bearing puller to remove rear bearing (21) from core and shaft assembly (1).