# SDR SWIA971529

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N293SW
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120320
- Engine: Pwa PW118B
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Valve
- Part number: 32144143
- Condition: Failed
- Location: Left
- Stage of operation: CL
- Nature of condition: M, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA971529

## Discrepancy

LEFT DUCT LEAK AFTER TAKEOFF.  RETURNED FOR LANDING IN PSP.  CHECKED FOR DUCT LEAK IN LEFT WING INBOARD LEADING EDGE TO LEFT AIR-CONDITIONING PACK.  FOUND LEFT AIR-CONDITIONING PRESSURE REGULATOR/SHUT-OFF BLEED LEAKING BLEED AIR.  REPLACED LEFT PRESSURE REGULATING SHUT-OFF BLEED VALVE.  OPS CHECKS GOOD.

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