# SDR 2008UALA06411

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 5, 2008
- Submitted: November 13, 2008
- Operation: Air carrier
- Aircraft: [N215UA](https://openairdocs.org/aircraft/N215UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30221
- Aircraft time: 259,645 hours, 6,568 cycles
- Engine: Pwa PW4077
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Shutoff Valve
- Part number: 32153024
- Condition: Faulty
- Location: Bleed Air Sys
- Stage of operation: NR
- How discovered: O
- Nature of condition: W
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2008UALA06411

## Discrepancy

WITH RIGHT ENGINE BLEED SELECTED DO NOT GET GREEN BAR ON AIR PAGE TO OPERATE PACKS.  PRSOV VALVE OPENS ONLY.  STATUS MESSAGE R PRSOV BLEED. MAT MESSAGE 36-10380.  FOUND R PRSOV MUSCLE LINE GALLED.  REPLACED R PRSOV AND R PRSOV CONTROLLER.  ENGINE RUN RIGHT BLEED OPENS AND CLOSES, PACKS DO NOT COME ON WITH RIGHT ENGINE BLEED.  REPLACED MANIFOLD DUAL TEMP SENSOR (P/N 1150322-1).  


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