# SDR AALA202210196411

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 17, 2022
- Submitted: October 25, 2022
- Operation: Air carrier
- Aircraft: [N830NN](https://openairdocs.org/aircraft/N830NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31091
- Aircraft time: 37,757 hours, 15,559 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Sensor
- Condition: Inoperative
- Location: Lt Wing Te Flaps
- Stage of operation: NR
- How discovered: O
- Nature of condition: F
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202210196411

## Discrepancy

AIRCRAFT WAS GROUNDED: TRAILING EDGE FLAPS SHOWED AN ASYMMETRY BETWEEN UP AND FLAPS 1 - ACCOMPLISHED TRAILING EDGE FLAPS ASYMMETRY CHECKLIST. FLAPS LESS THAN 1. AIRCRAFT DIVERTED TO BWI AND DECLARED AN EMERGENCY. REMOVED AND REPLACED FLAP SKEW SENSOR T527 AT FLAP 3.

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