# SDR SWAA2012030601973

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 6, 2012
- Submitted: March 6, 2012
- Operation: Air carrier
- Aircraft: N767SW
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29807
- Aircraft time: 43,607 hours, 25,167 cycles
- System (JASC): [2751 · Trailing Flap Position Indicating System](https://openairdocs.org/jasc/2751)
- Part: Sensor
- Part number: 90004212
- Part serial: 4234
- Condition: Faulty
- Location: Te Flap
- Stage of operation: LD
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2012030601973

## Discrepancy

DECLARED EMERGENCY - FLAPS WOULD NOT EXTEND USING NORMAL PROCEDURES.  EXTENDED FLAPS USING ALT METHOD TO POS 15 AND LANDED WITHOUT INCIDENT.  REMOVED AND REPLACED NR 6 AND NR 8 FLAP SKEW DETECTION SENSORS PER M/M.

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