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 TURN SIGNAL LAMP, STOPLIGHT OR CONTROL LIGHT DOES NOT LIGHT OR FLASH WHEN CONTROL IS IN RIGHT OR LEFT TURN POSITION—Continued 0065 00 2Y 1. Install harness connector on flasher unit. 2. Remove light bulb (1) from turn signal control unit (WP 0508 00). 3. Measure resistance of light bulb (1) for continuity. 4. Does multimeter indicate any continuity? YES NO 2YN 1. Replace light bulb (WP 0508 00). 2. Verify no faults found. 3Y 1. Disconnect harness connector (1) from turn signal control unit (2). 2. Put turn signal control unit in left turn position. 3. Measure resistance between terminal pins (G, F) (3), (H, B) (4), (H, C) (5), and pin H and lamp socket (6). Reading should be 10 ohms or less. 4. Did multimeter show 10 ohms or less? YES NO 3YN 1. Replace faulty turn signal control unit (WP 0508 00). 2. Verify no faults found. 0065 00-2