# SDR UALA2010082503133

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2010
- Submitted: September 17, 2010
- Operation: Air carrier
- Aircraft: [N211UA](https://openairdocs.org/aircraft/N211UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30217
- Aircraft time: 36,914 hours, 8,185 cycles
- Engine: Pwa PW4084
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Transducer
- Part number: PTX30080093
- Part serial: 1212817
- Condition: Faulty
- Location: Hyd System
- Stage of operation: NR
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010082503133

## Discrepancy

FLIGHT CONTROL SYS STATUS MESSAGE DUE TO REPORT OF EICAS MESSAGE 'FLIGHT CONTROL SYS' WITH NO CORRELATED MESSAGES, EXERCISE FLT CONTROLS UTILIZING ALL 3 HYD SYS TO ATTEMPT TO CLEAR MESSAGE. REPLACED LT EDP PRESSURE TRANSDUCER AND RT WING HYD SHUTOFF VALVE AND RT HYD SYS PRESSURE TRANSDUCER. SYS CKS NORMAL.

---
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.