TM-9-2350-247-20-1 Unit Maintenance Manual Volume 1 M548A1 M548A3 Tracked Cargo Carrier Download
Page 326 of 870
TM 9-2350-247-20-1 HI TEMP DIFF OIL INDICATOR MALFUNCTIONS (M548A1)—Continued 0058 00 CY 1. Remove HI TEMP DIFF OIL indicator cover lens (1), gasket (2), bulb (3) and gasket (4) from indicator assembly. 2. Measure voltage between indicator center contact and ground. 3. Does multimeter read less than 17 volts? YES NO GO TO DY (PAGE 0058 00-5) 2CY 1. Remove power harness circuit 328/27K plug (1) from HI TEMP DIFF OIL indicator jack (2). 2. Measure voltage between circuit 27K pin and plug on ground. 3. Does multimeter read less than 17 volts? YES NO 2CYN 1. Replace HI TEMP DIFF OIL indicator assembly (WP 0264 00). 2. Verify no faults found. 3CY 1. Check to see if other indicators on the warning light panel is operate normally. 2. Do any of the other indicators on the warning light panel operate normally? YES NO 3CYN 1. Repair power harness circuit 27F (WP 0294 00). 2. Verify no faults found. 0058 00-4