TM-9-2350-247-20-1 Unit Maintenance Manual Volume 1 M548A1 M548A3 Tracked Cargo Carrier Download

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TM 9-2350-247-20-1 200 AMP NO CHARGE/REGULATION TROUBLESHOOTING (M548A3) 0025 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 General Mechanic’s Tool Kit (WP 0541 00, Item 57) Multimeter (WP 0541 00, Item 29) Slip Joint Pliers (WP 0541 00, Item 33) Generator Test Kit (WP 0541 00, Item 53) 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 See your -10 TM 9-6140-200-14 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) All radios and heaters OFF (see your -10) T 1. Disconnect batteries (WP 0293 00). 2. Check all electrical connectors, harnesses, and Cannon plugs before connecting generator test kit. 3. Are connectors and Cannon plugs tight and pins in place in harnesses? YES NO TN 1. Tighten or repair connections, Cannon plugs, and harnesses. 2. Repeat charging system operational check (WP 0024 00). Y 1. Check generator drive belt. 2. Is belt tight and in good condition? YES NO YN 1. Adjust generator (WP 0245 00) or replace drive belt (WP 0245 00). 2. Repeat charging system operational check (WP 0024 00). 2Y 1. Connect generator test kit. 2. Measure battery voltage. 3. Start engine and check generator ﬁeld switch circuit (lead 1 to ground). 4. Is battery voltage present? YES NO 2YN 1. Repair generator ﬁeld switch circuit (WP 0294 00). 2. Repeat charging system operational check (WP 0024 00). 0025 00-1