TM-9-2350-247-20-1 Unit Maintenance Manual Volume 1 M548A1 M548A3 Tracked Cargo Carrier Download
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TM 9-2350-247-20-1 WINDSHIELD WIPER DOES NOT OPERATE 0060 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. M548A1 procedure is shown. T 1. Check for loose or improper electrical connections. 2. Are electrical connections clean and tight? YES NO TN 1. Clean, tighten, repair, or replace electrical connections on windshield wiper motor where needed (WP 0420 00). 2. Verify no faults found. Y 1. Check windshield wiper switch (1). 2. Check for +17 Vdc on leads behind panel to windshield wiper switch (1). 3. Is windshield wiper switch working properly? YES NO YN 1. Replace windshield wiper switch (WP 0260 00). 2. Verify no faults found. 2Y 1. Check windshield wiper for motor movement (WP 0420 00). 2. Is wiper motor operating? YES NO 2YN 1. Replace windshield wiper motor (WP 0420 00). 2. Verify no faults found. 0060 00-1