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_169

APU CONTROL BOX LOW OIL PRESS INDICATOR DOES NOT LIGHT WHEN APU OIL PRESSURE IS LOW (cont) - TM-9-2350-292-20-1_171

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--2 APU CONTROL BOX LOW OIL PRESS INDICATOR DOES NOT LIGHT WHEN APU OIL PRESSURE IS LOW -- CONTINUED 0024 00 B Did LOW OIL PRESS indicator light? CONTINUED FROM STEP A no yes CONTINUED ON NEXT PAGE 1. Replace LOW OIL PRESSure indicator lamp (WP 0247 00). 2. Remove APU cover (WP 0413 00) and open forward air intake grilles (TM 9--2350--292--10). 3. Disconnect harness 3W704 lead 420A from low oil pressure switch. 4. Temporarily connect a jumper wire from harness 3W704 lead 420A connector to vehicle ground. 5. Turn MASTER switch ON (TM 9--2350--292--10). 6. Turn FUEL SHUTOFF switch ON (TM 9--2350--292--10). 7. Observe LOW OIL PRESS indicator light (TM 9--2350--292--10). 8. Turn FUEL SHUTOFF and MASTER switches OFF. Replace LOW OIL PRESSure switch (WP 0632 00). Verify fault is corrected.

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