# SDR CA010522022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 12, 2001
- Submitted: May 25, 2001
- Operation: Air carrier
- Make and model: Beech 1900C
- Registry model: [Beech 1900C](https://openairdocs.org/model/beech-1900c) (OpenAirDocs)
- Aircraft time: 22,327 hours
- Engine: Pwa PT6A65B
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Valve
- Condition: Leaking
- Location: Pre Cooler
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA010522022

## Discrepancy

(CAN) P3 AIR LEAKING THROUGH PRE COOLER VALVE (BYPASS) CAUSED INABILITY TO PRESSURE CABIN ON LT SIDE.

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