# SDR AALA20111209TUL02

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 2011
- Submitted: December 16, 2011
- Operation: Air carrier
- Aircraft: [N972AN](https://openairdocs.org/aircraft/N972AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30097
- Aircraft time: 31,033 hours, 13,029 cycles
- System (JASC): [2751 · Trailing Flap Position Indicating System](https://openairdocs.org/jasc/2751)
- Part: Sensor
- Condition: Inoperative
- Location: Te Flap
- Stage of operation: AP
- How discovered: O
- Nature of condition: O
- Precautionary procedure: L
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20111209TUL02

## Discrepancy

SEA - CREW REPORTED ON APPROACH FLAPS WOULD NOT GO OUT EVEN TO ONE DEGREE.  RIGHT INDICATOR SHOWED UP AND LEFT INDICATOR SHOWED 1/3 BETWEEN UP AND ONE DEGREE ON TRAILING EDGE FLAP INDICATOR.  QRH PROCEDURES UTILIZED AND PERFORMED GO AROUND AND LANDED NO FLAPS/SLATS.  EMERGENCY DECLARED FLIGHT LANDED WITHOUT INCIDENT.  AIRCRAFT REMOVED FROM SERVICE.  REPLACED NUMBER 6 SKEW SENSOR.  SYSTRM GROUND CHECK NORMAL OPERATION.

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