# SDR COMA9710503

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N259CA](https://openairdocs.org/aircraft/N259CA), registered now
- Make and model: Emb EMB-120RT
- Registry model: [EMB EMB-120RT](https://openairdocs.org/model/embraer-emb-120rt) (OpenAirDocs)
- Aircraft serial: 120252
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Press Regulator
- Part number: 38E966A
- Condition: Leaking
- Location: Lt Engine
- Part time: 16,883 hours
- Stage of operation: CL
- Nature of condition: M, J
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COMA9710503

## Discrepancy

LEFT AIR DUCT LEAK WARNING ACTIVATED.  WARNING CEASED AFTER ENGINE SHUT DOWN.  REPLACED THE LEFT BLEED AIR PRESSURE REGULATOR.

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