TM-9-2350-261-20-1 Unit Maintenance Manual Volume 1 M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
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TM 9-2350-261-20-1 200 AMP CHARGE/REGULATION TROUBLESHOOTING 0021 00 INITIAL SETUP: M a i n t e n a n c e L e v e l Unit T o o l s a n d S p e c i a l T o o l s Alternator Test Kit (WP 0780 00, Item 78) Electrical Connector Pliers (WP 0780 00, Item 44) General Mechanic’s Tool Kit (WP 0780 00, Item 29) Multimeter (WP 0780 00, Item 43) P e r s o n n e l R e q u i r e d Unit Mechanic R e f e r e n c e s WP 0294 00 E q u i p m e n t C o n d i t i o n Engine stopped (see your -10) Carrier blocked (see your -10) Ramp lowered (see your -10) All radios and heaters OFF (see your -10) Battery box cover removed (WP 0295 00 or WP 0306 00) T 1. Disconnect battery ground lead (WP 0294 00). 2. Check all electrical connectors, harnesses, and cannon plugs before connecting alternator test kit. 3. Are connectors and cannon plugs tight and pins in place in harnesses? TN 1. Tighten or repair connections, cannon plugs, and harnesses. Use electrical connector pliers. 2. Repeat charging system operational check (WP 0020 00). Y 1. Check generator drive belt. 2. Is belt tight and in good condition? YN 1. Adjust generator (WP 0228 00) or replace drive belt (WP 0234 00). 2. Repeat charging system operational check (WP 0020 00). 2Y 1. Connect alternator test kit (WP 0019 00). 2. Measure battery voltage using multimeter. 3. Start engine and check generator field switch circuit (lead to ground). 4. Is battery voltage present? 2YN 1. Repair generator field switch circuit (WP 0232 00). 2. Repeat charging system operational check (WP 0020 00). 0021 00-1