# SDR FDEA201205221926

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 22, 2012
- Submitted: May 22, 2012
- Operation: Air carrier
- Aircraft: [N923FD](https://openairdocs.org/aircraft/N923FD), registered now
- Make and model: Boeing 757204
- Aircraft serial: 26266
- Aircraft time: 60,770 hours, 21,119 cycles
- System (JASC): [2440 · External Power System](https://openairdocs.org/jasc/2440)
- Part: Fuse
- Condition: Broken
- Location: Interlink
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201205221926

## Discrepancy

MAIN CARGO DOOR WON'T OPEN ON APU POWER.  GROUND HANDLING BUS NEEDS EXTERNAL POWER TO ENERGIZE RELAY TO OPEN  DOOR.  EXT POWER INERLINK FUSE B FOUND BROKEN. FUSE REPLACED.  MAIN DECK CARGO DOOR OPENED SEVERAL TIMES WITH ONLY APU POWER. SYS OK FOR FURTHER SEVICE.  FINAL CLOSED.

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