# SDR AALA20160525005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 23, 2016
- Submitted: May 27, 2016
- Operation: Air carrier
- Aircraft: [N756AM](https://openairdocs.org/aircraft/N756AM), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30264
- Aircraft time: 58,581 hours, 7,536 cycles
- System (JASC): [5344 · Fuselage, Door Hinge](https://openairdocs.org/jasc/5344)
- Part: Hinge
- Condition: Worn
- Location: Zone 100
- Stage of operation: CR
- 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/AALA20160525005

## Discrepancy

DURING CRUISE A VERY STRONG VIBRATION WAS FELT IN THE CABIN BETWEEN SEAT ROWS 9 AND 11. EMERGENCY DECLARED. LANDING UNEVENTFUL.  MAINTENANCE FOUND RIGHT AIR CONDITIONING PACK INLET DOOR HINGES EXCESSIVELY WORN.  REMOVED AND REPLACED RIGHT RAM AIR INLET DOOR AND HINGES IAW AMM 21-52-20.  OPS CHECKED GOOD.  AIRCRAFT WAS GROUNDED.

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