# SDR UALA2010062502265

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2010
- Submitted: July 19, 2010
- Operation: Air carrier
- Aircraft: [N648UA](https://openairdocs.org/aircraft/N648UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25285
- Aircraft time: 75,683 hours, 12,251 cycles
- Engine: Pwa PW4060
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Shutoff Valve
- Part number: 2780540102
- Part serial: 73
- Condition: Faulted
- Location: Bleed System
- 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/UALA2010062502265

## Discrepancy

UNABLE TO START ENGINES DUE TO APU DUCT PRESS AT 20PSI.  IAW SAM CYCLED "S23" AND "S24" CB'D AT P11-6 PANEL, NO HELP. FOUND SHUTOFF VALVE FAULTED.

---
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.