# SDR IPXA2026012386466

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 2026
- Submitted: January 23, 2026
- Operation: Air carrier
- Aircraft: [N409UP](https://openairdocs.org/aircraft/N409UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 23731
- Aircraft time: 39,174 hours, 26,184 cycles
- System (JASC): [2751 · Trailing Flap Position Indicating System](https://openairdocs.org/jasc/2751)
- Part: Flap System
- Condition: Faulted
- Stage of operation: CR
- 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/IPXA2026012386466

## Discrepancy

AIR TURN BACK,  TE FLAP ASSYMETRY.  PERFORMED OPS CHECK OF FLAP SYSTEM IAW AMM 27-51-00-715-001.  OPS CHECK NORMAL. ALSO VERIFIED FLAP POSITION TRANSMITTERS IAW AMM 27-58-01-825-003 STEPS 2.I. AND 2.J.  ALL VALUES WITHIN LIMITS.

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