FRONT AND/OR REAR BILGE pump(s) AND/OR LIGHTS DO NOT O P E R A T E

S M O K E G R E N A D E L A U N C H E R ( S ) M A L F U N C T I O N CONT. - TM-9-2350-261-20-1_409

FRONT AND/OR REAR BILGE pump(s) AND/OR LIGHTS DO NOT O P E R A T E ...CONT.

TM-9-2350-261-20-1 Carrier Personnel Full Tracked Armored M113A2 2350-01-068-4077 Carrier Command Post Light Tracked M577A2 2350-01-068-4089 Manual
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TM 9-2350-261-20-1 FRONT AND/OR REAR BILGE pump(s) AND/OR LIGHTS DO NOT O P E R A T E INITIAL SETUP Tools: General Mechanics Tool Kit (Item 30, App D) Digital Multimeter (Item 43, App D) Personnel Required: Unit Mechanic References: See your -10 Equipment Conditions: Engine stopped/shutdown (see your -10) Carrier blocked (see your -10) MASTER SWITCH OFF (See your -10) Power plant front access cover removed (front bilge pump) (page 24-24) Trim vane lowered and power plant front access door open (see your -10) Ramp lowered (rear bilge pump) (see your -10) Rear floor plate removed (rear bilge pump) (page 24-37) 1. Turn MASTER SWITCH to ON (see your -10). 2. Turn BILGE PUMPS switch to ON (see your -10). 3. Do both bilge pump lights come on? YES 1. Does either bilge pump fail to come on? 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 P UmP jack (2). 3. Measure voltage between plug 451 or 452 (1) and ground. 4. Does multimeter read more than 17 volts? 1. Repair front main wiring harness (front bilge pUmp) or rear main wiring harness (rear bilge pump) (page 14-3). 2. Verify no faults found. GO TO NEXT 3-201

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