AUXILIARY POWER UNIT FAILS TO CRANK - TM-9-2350-292-20-1

AUXILIARY POWER UNIT FAILS TO CRANK - TM-9-2350-292-20-1_141

AUXILIARY POWER UNIT FAILS TO CRANK - TM-9-2350-292-20-1_143

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 0018 00--16 AUXILIARY POWER UNIT FAILS TO CRANK -- CONTINUED 0018 00 CONTINUED FROM STEP AI no yes AJ Repair (WP 0290 00) or replace (WP 0332 00) harness 4W700. Verify fault is corrected. no yes AK Repair (WP 0290 00) or replace (WP 0247 00) harness 4W725. Verify fault is corrected. Is continuity present? CONTINUED ON NEXT PAGE Is continuity present? 1. Disconnect harness 4W700 P1 from APU control box connector 4W725. 2. Place multimeter red lead to harness 4W700 P1 socket B and black lead to harness 4W700 P2 bulkhead receptacle pin A. 3. Check for continuity. 1. Disconnect harness 4W725 lead 65 connector from circuit breaker CB1 connector. 2. Place multimeter red lead to harness 4W725 pin B and black lead to lead 65 connector. 3. Check for continuity.

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