# SDR FL93116

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 23, 2001
- Submitted: December 12, 2001
- Operation: Air carrier
- Aircraft: [N4112K](https://openairdocs.org/aircraft/N4112K), registered now
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Aircraft serial: 318353006
- Engine: Lyc TIO540*
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Shaft
- Part number: 48667784126
- Condition: Stiff
- Location: T/E Flap
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FL93116

## Discrepancy

FLAPS WOULD NOT RETRACT AFTER LANDING.  FINDINGS:  THE RIGHT FLAP FLEXIBLE SHAFT ASSEMBLY TURNS VERY STIFFLY AND CONTRIBUTED TO FAILURE OF THE FLAP ACTUATOR MOTOR.  THE LEFT FLEXIBLE SHAFT ASSEMBLY TURNS FREELY.(K)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.