# SDR QXEA2009080300563

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2009
- Submitted: August 3, 2009
- Operation: Air carrier
- Aircraft: N426QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4154
- Aircraft time: 5,867 hours, 6,314 cycles
- System (JASC): [2751 · Trailing Flap Position Indicating System](https://openairdocs.org/jasc/2751)
- Part: Transducer
- Condition: Malfunctioned
- Location: Te Flap
- Stage of operation: AP
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA2009080300563

## Discrepancy

GEG - FLAP POWER CAUTION MESSAGE WHEN FLAPS SET TO 35 DEGREES.  FLAPS STUCK AT ZERO (0).  LANDED UNEVENTFUL.  REMOVED AND REPLACED LT FLAP POSITION TRANSDUCER IAW Q400 AMM TASK 27-53-06-960-801-STEPS AS REQUIRED PERFORMED FUNCTIONAL TEST OF FLAP CONTROL SYS IAW Q400 AMM TASK 27-51-00-720-801.  PERFORMED AND PASSED CHECK FLIGHT.  AIRCRAFT RETURNED TO SERVICE.  ALSO CHANGED FLAP POWER UNIT AS PRECAUTION.

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