# SDR UALA2010100703725

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 5, 2010
- Submitted: October 25, 2010
- Operation: Air carrier
- Aircraft: [N785UA](https://openairdocs.org/aircraft/N785UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26954
- Aircraft time: 59,901 hours, 8,684 cycles
- Engine: Pwa PW40903
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Isolation Valve
- Part number: 32907706
- Part serial: 139
- Condition: Defective
- Location: Right
- 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/UALA2010100703725

## Discrepancy

RIGHT ISOLATION VALVE STATUS MESSAGE. ISOLATION VALVE FOUND DEFECTIVE. REPLACED RT ISOLATION VALVE, ALL OPS 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.