# SDR UALA2009091102869

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 11, 2009
- Submitted: September 17, 2009
- Operation: Air carrier
- Aircraft: [N225UA](https://openairdocs.org/aircraft/N225UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30554
- Aircraft time: 30,551 hours, 3,807 cycles
- Engine: Pwa PW40903
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Solenoid
- Part number: 3910014101600U
- Condition: Out Of Tolerance
- Location: Te Flaps
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2009091102869

## Discrepancy

FLAP PRIMARY FAIL ON FLAP EXTENSION.  ATTEMPTED RESET, ALT, BACK TO NORMAL, MESSAGE CLEARED, BUT CAME BACK DURING FLAP EXTENSION.   T/S FOUND FLAP PRI CONTROL VALVE EXTEND SOLENOID FAULT.  REPLACED EXTEND SOLENOID AND FLAP SYS OPERATION TEST OKAY.

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