# SDR IPXA2018101214920

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 9, 2018
- Submitted: October 12, 2018
- Operation: Air carrier
- Aircraft: [N437UP](https://openairdocs.org/aircraft/N437UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 25468
- Aircraft time: 24,721 hours, 16,502 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Flap System
- Condition: Malfunctioned
- Location: Te Flaps
- Stage of operation: NR
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2018101214920

## Discrepancy

TE FLAP DISAGREE LIGHT ILLUMINATED AFTER SELECTING FLAPS 25, FOLLOWED CHECKLIST USED ALT FLAPS. EMERGENCY DECLARED, LANDED WITH FLAPS AT 20.  TROUBLESHOT IAW FIM 27-51-00-815-818, FIG 113 .  OPS CHECKED NORMAL.  CYCLED FLAPS THRU SEVRAL TIMES COULD NOT DUPLICATE.  NO HISTORY.

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