# SDR AALA202001279025

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2020
- Submitted: January 27, 2020
- Operation: Air carrier
- Aircraft: [N907AN](https://openairdocs.org/aircraft/N907AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29509
- Aircraft time: 61,012 hours, 24,725 cycles
- System (JASC): [2780 · Leading Edge Slat Control System](https://openairdocs.org/jasc/2780)
- Part: Sensor
- Condition: Faulty
- Location: Le Flap System
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202001279025

## Discrepancy

AIRCRAFT WAS GROUNDED,  LE FLAPS TRANSIT LIGHT AFTER TAKE OFF,  DURING FLAP RETRACTION.  EMERGENCY DECLARED. FOUND LE FLAP F2 SENSOR FAULT. REPLACED THE SENSOR IAW AMM 27-88-11. LE FLAP INDICATION OPS CHECKED NORMAL.

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