# SDR AALA2020010769003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2020
- Submitted: January 7, 2020
- Operation: Air carrier
- Aircraft: [N923NN](https://openairdocs.org/aircraft/N923NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31167
- Aircraft time: 21,749 hours, 8,828 cycles
- System (JASC): [5240 · Service Doors](https://openairdocs.org/jasc/5240)
- Part: Gust Lock
- Condition: Inoperative
- Location: Service Door
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2020010769003

## Discrepancy

AIRCRAFT WAS GROUNDED: AFT LEFT SERVICE DOOR GUST LOCK INOPERABLE. MAINTENANCE REPLACED AFT LEFT GUST LOCK PER AMM 52-13-21.

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