# SDR SWIA201231267

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 13, 2012
- Submitted: July 18, 2012
- Operation: Air carrier
- Aircraft: [N217SW](https://openairdocs.org/aircraft/N217SW), registered now
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120286
- Aircraft time: 42,124 hours, 55,629 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Duct
- Condition: Failed
- Location: Bleed Air Sys
- Stage of operation: UK
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA201231267

## Discrepancy

AFTER TAKEOFF WHEN CHANGING BLEEDS TO AUTO AND PACKS TO NORMAL HEARD A LOUD BANG FOLLOWED BY A DUCT LEAK ON BOTH RIGHT & LEFT PACKS.  LIGHTS WENT OUT AFTER TURNING BLEEDS OFF.  (FLT 7782)  REPLACED BLEED AIR DUCT TUBE ASSEMBLY.  P/N:  120-24937-011

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