# SDR AALA201902199005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 18, 2019
- Submitted: February 20, 2019
- Operation: Air carrier
- Aircraft: [N941NN](https://openairdocs.org/aircraft/N941NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33232
- Aircraft time: 17,144 hours, 6,296 cycles
- System (JASC): [2751 · Trailing Flap Position Indicating System](https://openairdocs.org/jasc/2751)
- Part: Transmitter
- Part number: 18173812
- Part serial: 5129
- Condition: Inoperative
- Location: Te Flap
- Stage of operation: LD
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201902199005

## Discrepancy

AIRCRAFT GROUNDED: TRAILING EDGE FLAP WOULD NOT EXTEND BEYOND 5 DEGREES ON APPROACH. COMPLETED QRH ABNORMAL AND EXTENDED  FLAPS TO 15 DEGREES WITH ALTERNATE FLAP SYSTEM. TROUBLESHOT IAW MM 27-51-00. FSEU HAD ONE FAULT OF 27-52260. REPLACED RIGHT FLAP POSITION TRANSMITTER PER MM 27-58-01-400-801. OPERATIONAL TEST NORMAL.

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