# SDR AU000203002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 27, 2000
- Submitted: March 26, 2000
- Operation: Air carrier
- Make and model: Dhav DHC8102
- Engine: Pwa PW120A
- Propeller: Hamstd 14SF7
- System (JASC): [7532 · Compressor Bleed Valve](https://openairdocs.org/jasc/7532)
- Part: Bleed Valve
- Part number: 7786951
- Condition: Failed
- Location: Nr 1 Engine
- Part time: 7,365 hours
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU000203002

## Discrepancy

(AU) FLIGHT CREW REPORTED AN OSCILLATION IN BLEED FLOW FROM NR 1 ENG.  INDICATIONS WERE:  CHANGES IN SOUND OF AIRFLOW, ITT AND CABIN ALT FLUCTUATIONS.  ENGINE PRESS/REG S/O VALVE REPLACED.

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