EXT PWR CONT CIRCUIT BREAKER WILL NOT STAY CLOSED WITH EXTERNAL DC POWER APPLIED

SWITCHED BATTERY BUS OR ESSENTIAL DC BUS NOT POWERED BY NO. 1 DC BUS (Continued)

TM-55-1520-240-T-2 CH-47D Heilcopter Manual
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TM 55-1520-240-T 9-1.21 EXT PWR CONT CIRCUIT BREAKER WILL NOT STAY CLOSED WITH EXTERNAL DC POWER APPLIED 9-1.21 FAULT lSOLATlON PROCEDURE INITIAL SETUP Applicable Configurations: Personnel Required: Aircraft Electrician All References: Tools: TM 55-1520-240-23 Electrical Repairer’s Tool Kit, Equipment Condition: NSN 5180-00-323-4915 TM 55-1520-240-23: Multimeter Battery Connected Materials: Electrical Power On None Hydraulic Power On 9-52.2 Change 9

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