# SDR SWAA2016081554850

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 10, 2016
- Submitted: August 15, 2016
- Operation: Air carrier
- Aircraft: [N7736A](https://openairdocs.org/aircraft/N7736A), registered now
- Make and model: Boeing 737-7BD
- Registry model: [Boeing 737-7BD](https://openairdocs.org/model/boeing-737-7bd) (OpenAirDocs)
- Aircraft serial: 35109
- Aircraft time: 32,826 hours, 15,377 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Drive Unit
- Part number: 256A35154
- Part serial: 06060106
- Condition: Failed
- Location: Te Flaps
- Stage of operation: AP
- 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/SWAA2016081554850

## Discrepancy

FLAP INDICATED ZERO DURING APPROACH,  RAN CHECKLIST FOR NO TRAILING EDGE FLAPS, ABLE TO EXTEND LEADING EDGE FOR LANDING.  DECLARED EMERGENCY.   R & R POWER DRIVE UNIT IAW AMM.

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