TM-9-2350-277-20-1 Unit Maintenance Manual Volume 1 M113A3 M577A3 M1064A3 M1068A3 M58 Download
Page 249 of 858
TM 9-2350-277-20-1 LEFT REAR UTILITY OUTLET/BLOWER DOES NOT WORK (M577A3 AND M1068A3 ONLY) 0043 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 0926 00, Item 65) Digital Multimeter (WP 0926 00, Item 30) Jumper wire P e r s o n n e l R e q u i r e d Unit Mechanic Helper (H) R e f e r e n c e s See your -10 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) MASTER SWITCH turned to ON (see your -10) T 1. Does either the blower or the left rear utility outlet work? YES NO GO TO BY (PAGE 0043 00-3) Y 1. Does the blower operate normally? YES NO GO TO CY (PAGE 0043 00-4) 2Y 1. Remove rear main harness circuit 37B plug (1) from left rear utility outlet jack (2). 2. Measure voltage between circuit 37B plug (1) and ground. 3. Does multimeter read less than 17 volts? YES NO 2YN 1. Turn MASTER SWITCH to OFF. 2. Replace utility outlet receptacle (WP 0378 00). 3. Verify no faults found. 0043 00-1