# SDR MYWA110094

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2011
- Submitted: August 31, 2011
- Operation: Air carrier
- Aircraft: [N734MA](https://openairdocs.org/aircraft/N734MA), registered now
- Make and model: Boeing 737-8Q8
- Registry model: [Boeing 737-8Q8](https://openairdocs.org/model/boeing-737-8q8) (OpenAirDocs)
- Aircraft serial: 30039
- Aircraft time: 29,002 hours, 10,404 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Valve
- Condition: Malfunctioned
- Location: Bleed Air Sys
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MYWA110094

## Discrepancy

ETOPS SIGNIFICANT SYSTEM:  EXCESSIVE DUCT SPLIT (20PSI) THROUGHOUT CLIMB.  REPLACED NR 2 ENGINE HIGH STAGE VALVE.  SYSTEM OPS CHECK NORMAL.

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