TM-9-2350-247-20-1 Unit Maintenance Manual Volume 1 M548A1 M548A3 Tracked Cargo Carrier Download
Page 241 of 870
TM 9-2350-247-20-1 SERVICE AND/OR BLACKOUT STOPLIGHTS MALFUNCTION 0038 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) 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 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) NOTE M548A1 and M548A3 troubleshooting procedures are the same. M548A1S procedure is shown. T 1. Operate all exterior lights (see your -10). 2. Do any exterior lights operate in any light switch positions? YES NO TN 1. Go to no exterior lights operate (WP 0034 00). Y 1. Check to see if service stop and BO stoplights both malfunction. 2. Do service stop and BO stoplights both malfunction? YES NO GO TO BY (PAGE 0038 00-3) 2Y 1. Check stoplight switch adjustment (WP 0274 00). 2. Is brake switch in proper adjustment? YES NO 2YN 1. Adjust stoplight switch (WP 0274 00). 2. Verify no faults found. 0038 00-1