# SDR SWIA971433

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N578SW](https://openairdocs.org/aircraft/N578SW), registered now
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120346
- Engine: Pwa PW118B
- System (JASC): [3010 · Airfoil Anti/De-ice System](https://openairdocs.org/jasc/3010)
- Part: Valve
- Condition: Failed
- Location: Lt Deice Syst
- 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/SWIA971433

## Discrepancy

DUCT LEAKAGE LIGHT ILLUMINATED IN FLIGHT NR 1 ENGINE.  LEFT ENGINE SHUT DOWN.  RETURNED TO SBA.  LIGHT EXTINGUISHED UPON ENGINE SHUT DOWN.  REMOVED AND REPLACED LEFT DEICE PRESSURE REGULATING VALVE WITH A SERVICEABLE ONE IAW EMB 120 MM CH 30-10-06.

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