APU CONTROL BOX LOW OIL PRESS INDICATOR DOES NOT LIGHT WHEN APU OIL PRESSURE IS LOW (cont)

APU CONTROL BOX LOW OIL PRESS INDICATOR DOES NOT LIGHT WHEN APU OIL PRESSURE IS LOW (cont) - TM-9-2350-292-20-1_173

APU CONTROL BOX ENGINE OIL PRESSURE GAUGE READS ZERO WITH APU ENGINE RUNNING - TM-9-2350-292-20-1_175

TM-9-2350-292-20-1 Carrier Ammunition Tracked M992A1(NSN 2360-01-362-3021) EIC:AE6 Manual
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TM 9--2350--292--20--1 0024 00--6 APU CONTROL BOX LOW OIL PRESS INDICATOR DOES NOT LIGHT WHEN APU OIL PRESSURE IS LOW -- CONTINUED 0024 00 CONTINUED FROM STEP F G Is continuity present? no yes 1. Disconnect 4W725 lead 421 from FUEL SHUTOFF switch S3. 2. Remove lead 27 connector from LOW OIL PRESS indicator L2. 3. Place multimeter red lead on lead 421 connector socket and black lead on LOW OIL PRESS indicator L2 lead 27 connector socket. Check for continuity. Repair (WP 0290 00) or replace (WP 0247 00) harness 4W725. Verify fault is corrected. Replace LOW OIL PRESS indicator socket assembly (WP 0247 00). Verify fault is corrected. END OF TASK

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