# SDR CALA2026031014479

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2026
- Submitted: March 10, 2026
- Operation: Air carrier
- Aircraft: [N77537](https://openairdocs.org/aircraft/N77537), registered now
- Make and model: Boeing 737824
- Aircraft serial: 62767
- Aircraft time: 29,468 hours, 11,101 cycles
- System (JASC): [5244 · Accessory Compartment Doors](https://openairdocs.org/jasc/5244)
- Part: Door
- Condition: Open
- Location: Zone 800
- Stage of operation: CL
- How discovered: O
- Nature of condition: E
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026031014479

## Discrepancy

LOUD RUMBLING NOISE FROM NOSE AFTER TAKEOFF AND CONTINUED AT FLIGHT LEVEL.   FOUND DOOR OPEN ON ARRIVAL,  DEBRIEFED CREW ON ARRIVAL, FLIGHT CREW STATED THAT THE RUMBLING NOISE WAS COMING FROM THE RT SIDE OF THE FLIGHT DECK ABOUT WHERE THE EXTERNAL POWER DOOR LOCATED.  FOUND EXTERNAL POWER DOOR OPEN ON ARRIVAL. REF EC/RA 5240-01817, ACCOMPLISHED PART 1 INTERIM REPAIR,  DOOR IS HARD TO OPERATE BUT DOOR LATCHES OPERATE NORMAL, NO OTHER DAMAGE FOUND AROUND FUSELAGE, SECURED DOOR CLOSED & APPLIED SPEED TAPE.

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