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 FRONT AND/OR REAR BILGE PUMP(S) AND/OR LIGHTS DO NOT OPERATE — Continued 0067 00 2Y 1. Locate bilge pump that is not operating (see your -10). 2. Remove circuit 451 (rear pump), or circuit 452 (front pump), plug (1) from pump jack (2). 3. Measure voltage between plug 451 or 452 (1) and ground. 4. Does multimeter read more than 17 volts? 2YN 1. Repair front main wiring harness (front bilge pump) or rear main wiring harness (rear bilge pump) (WP 0312 00). 2. Verify no faults found. 3Y 1. Turn MASTER SWITCH to OFF (see your -10). 2. Measure resistance between bilge pump body (1) and ground lead (2). 3. Does multimeter read 0 ohms? 3YN 1. Replace ground lead to bilge pump (WP 0322 00) (front) or (WP 0325 00) (rear). 2. Verify no faults found. 4Y 1. Replace bilge pump (WP 0322 00) (front) or (WP 0325 00) (rear). 2. Verify no faults found. 0067 00-2