# SDR UALA2011082504556

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2011
- Submitted: August 26, 2011
- Operation: Air carrier
- Aircraft: [N204UA](https://openairdocs.org/aircraft/N204UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 28713
- Aircraft time: 56,826 hours, 8,051 cycles
- Engine: Pwa PW40903
- System (JASC): [7520 · Engine Cooling System](https://openairdocs.org/jasc/7520)
- Part: Actuator
- Part number: 54H217
- Part serial: 84
- Condition: Faulty
- Location: Engine
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011082504556

## Discrepancy

STATUS MSG TURB CASE COOLING HPT R.  REPLACED TCC AIR VALVE ACTUATOR, OPS CHECKED OKAY.  MESSAGE ERASED AND DID NOT REAPPEAR AFTER OPS CHECK & ENGINE RUN.

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