# SDR UALA2010052401773

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 21, 2010
- Submitted: May 26, 2010
- Operation: Air carrier
- Aircraft: [N798UA](https://openairdocs.org/aircraft/N798UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26928
- Aircraft time: 53,886 hours, 7,915 cycles
- Engine: Pwa PW40903
- System (JASC): [8012 · Engine Start Valves/Controls](https://openairdocs.org/jasc/8012)
- Part: Start Valve
- Part number: 10011003
- Part serial: 200104112
- Condition: Faulty
- Location: Right
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010052401773

## Discrepancy

ENG START VALVE RIGHT STARTER AIR VALVE POSITION DISAGREES WITH COMMANDED POSITION OR STARTER AIR VALVE POSITION INDICATION IS LOST. STATUS MSG-8061562 INACTV TA MODE. START VALVE INOPERATIVE.  STARTER & VALVE FOUND DEFECTIVE. REPLACED STARTER VALVE & STARTER ASSY, OPS CHECKS GOOD.

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