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 RADIO(S) DOES NOT WORK 0041 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 Digital Multimeter (WP 0780 00, Item 43) General Mechanic’s Tool Kit (WP 0780 00, Item 29) Jumper Wire P e r s o n n e l R e q u i r e d Unit Mechanic Helper (H) E q u i p m e n t C o n d i t i o n Carrier blocked (see your -10) Ramp lowered (see your -10) T 1. Remove radio plug (1) from receptacle (2). 2. Measure voltage between receptacle jack (2) pins A and B. 3. Does multimeter read less than 17 volts? TN 1. Faulty radio or mount. Beyond unit maintenance repair. 2. Notify your supervisor. Y 1. Remove circuit 48 lead from battery positive terminal (WP 0294 00). 2. Install a jumper wire between circuit 48 lead and ground. 3. Measure resistance between receptacle jack pin A and ground. 4 . D oes mu ltimeter read 0 o hms? YN 1. Remove jumper wire. 2. Repair wiring harness circuit 48 (WP 0312 00). 3. Verify no faults found. 2Y 1. Remove jumper wire. 2. Service carrier batteries (see your -10). 3. Verify no faults found. 00 4 1 00-1/2 blank