# SDR UALA2010052101709

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 20, 2010
- Submitted: May 21, 2010
- Operation: Air carrier
- Aircraft: [N204UA](https://openairdocs.org/aircraft/N204UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 28713
- Aircraft time: 50,730 hours, 7,260 cycles
- Engine: Pwa PW4090
- System (JASC): [4930 · APU Engine Fuel and Control](https://openairdocs.org/jasc/4930)
- Part: Actuator
- Part number: S343T00339
- Part serial: T28862
- Condition: Failed
- Location: Apu Fuel
- 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/UALA2010052101709

## Discrepancy

STATUS MSG:  FUEL ISLN VALVE APU.  MSG 28-19415,TRIED FIM 28-25-803 RESET, NO HELP.  NEEDS MORE TROUBLESHOOTING.  REPLACED APU ISOLATION VALVE ACTUATOR, STATUS MSG FUEL ISLN VALVE APU STILL SHOWING AFTER REPLACEMENT OF VALVE ACT.  ACP FIM TASK 28-25-803 AND MSG CLEARED.

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