# SDR UALA2012020700741

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 7, 2012
- Submitted: February 10, 2012
- Operation: Air carrier
- Aircraft: [N675UA](https://openairdocs.org/aircraft/N675UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 29243
- Aircraft time: 42,312 hours, 10,774 cycles
- Engine: Pwa PW4056
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Module
- Part number: 7321870019
- Part serial: 32
- Condition: Faulty
- Location: Flap-Slat
- Stage of operation: IN
- How discovered: O
- Nature of condition: E
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012020700741

## Discrepancy

VERY SIGNIFICANT HARMONIC-VIBRATION BEING TRANSMITTED THRU FLAP HANDLE AS FLAPS APPROACH 5.  REPLACED FLAP-SLAT SHUTOFF VALVE MODULE, MODULE INSTALLATION TEST CKS OK, NO LEAKS, NO VIBRATION FELT DURING SEVERAL FLAP EXTENSION CYCLES.

---
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.