APU CONTROL BOX HIGH AIR TEMP INDICATOR DOES NOT LIGHT (cont)

APU CONTROL BOX HIGH AIR TEMP INDICATOR DOES NOT LIGHT (cont) - TM-9-2350-292-20-1_109

APU CONTROL BOX HIGH AIR TEMP INDICATOR DOES NOT LIGHT - TM-9-2350-292-20-1_111

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 0014 00--3 APU CONTROL BOX HIGH AIR TEMP INDICATOR DOES NOT LIGHT -- CONTINUED 0014 00 CONTINUED FROM STEP C no yes CONTINUED ON NEXT PAGE Is continuity present? no yes 1. Reconnect harness lead 493 to lead 3W705. 2. Open air intake grilles over battery compartment (TM 9--2350--292--10). 3. Disconnect harness 3W702 connector P1 at bulkhead disconnect. 4. Place one multimeter lead on harness 3W702 P1 connector socket D and other multimeter lead on harness 3W702 connector J2 Pin C at the APU engine disconnect. Check for continuity. Repair (WP 0290 00) or replace (WP 0311 00) harness 3W702. Verify fault is corrected. D 1. Reconnect lead 3W705 at the high air temperature switch. 2. Disconnect harness 3W704 connector P1 at APU engine disconnect. 3. Place one multimeter lead on harness connector at P1 socket C and the other multimeter lead on lead 493 connector socket to lead 3W705. Check for continuity. Is continuity present? E Repair (WP 0290 00) or replace (WP 0642 00) harness 3W704. Verify fault is corrected.

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