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TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 2 Download

Page 177 of 953

4-2. 60 AMPERE ALTERNATOR MAINTENANCE (Cont’d) b. Installation TM 9-2320-280-20-2 4-4 Change 2 10. Remove nut (4), lockwasher (3), washer (2), and lead 5A (1) from alternator (9). Discard lockwasher (3). 11. Remove nut (5), lockwasher (6), washer (7), and lead 2A (8) from alternator (9). Discard lockwasher (6). .WARNING. Alternator must be supported during removal and installation. Failure to support alternator may cause injury to personnel or damage to equipment. 12. Remove capscrew (13), lockwasher (12), and washer (11) from adjusting bracket (10) and alternator (9). Discard lockwasher (12). NOTE • Perform step 14 for vehicles with new alternator support bracket configuration. • Perform step 15 for vehicles with revised new configuration 13. Remove two capscrews (14), lockwashers (15), and washers (16) from alternator (9), support bracket (17), and mounting bracket (18). Discard lockwashers (15). 14. Remove two capscrews (14), lockwashers (15), washers (16), spacer (21), power steering lines bracket (20), and support bracket (17) from mounting bracket (18). Discard lockwashers (15). 15. Remove nut (22), lockwasher (15), washer (16), long capscrew (23), washer (16), power steering lines bracket (20), and support bracket (17) from mounting bracket (18) and alternator (9). Discard lockwasher (15). 16. Remove alternator (9). 17. Remove alternator pulley (19) (para. 4-3). 1. Install alternator pulley (19) (para. 4-3). NOTE • Perform step 3 for vehicles with new alternator support bracket configuration. • Perform step 4 for vehicles with revised new configuration. 2. Position alternator (9) on mounting bracket (18) with support bracket (17) between mounting flange (18.1) and alternator (9) and install two washers (16), lockwashers (15), and capscrews (14). 3. Position alternator (9) on mounting bracket (18) with support bracket (17) and power steering lines bracket (20) on the outside of alternator mounting flange (17.1) and install spacer (21) between mounting bracket (18) and alternator mounting flange (17.1) with two lockwashers (15), washers (16), and capscrews (14). 4. Position alternator (9) on mounting bracket (18) with support bracket (17) and power steering lines bracket (20) on the outside of alternator mounting flange (17.1) and install washer (16), long capscrew (23), lockwasher (15), washer (16), and nut (22). 5. Align alternator (9) with adjusting bracket (10) and install washer (11), lockwasher (12), and capscrew (13). NOTE Ensure terminals are clean before connections are made. 6. Connect lead 2A (8) on alternator (9) with washer (7), lockwasher (6), and nut (5). Tighten nut (5) to 20-25 lb-in. (2-3 N • m). 7. Connect lead 5A (1) on alternator (9) with washer (2), lockwasher (3), and nut (4). Tighten nut (4) to 45-55 lb-in. (5-6 N • m).