# SDR CHQA201000106

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 2010
- Submitted: June 1, 2010
- Operation: Air carrier
- Aircraft: N378SK
- Make and model: Emb EMB-135KL
- Registry model: [EMB EMB-135KL](https://openairdocs.org/model/embraer-emb-135kl) (OpenAirDocs)
- Aircraft serial: 145593
- Aircraft time: 22,553 hours, 16,587 cycles
- Engine: Allsn AE3007A
- Engine time: 19,414 hours, 16,707 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Duct
- Part number: 14528217403
- Condition: Cracked
- Location: Bleed System
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CHQA201000106

## Discrepancy

ACFT RETURNED TO FIELD DUE TO A BLEED 1 LEAK MESSAGE IN FLIGHT.  MX FOUND THE DUCT FROM THE PACK VALVE TO THE OVER PRESSURE SWITCH ON PACK 1 LEAKING.  THE DUCT WAS REPLACED AND THE BLEED 1 SYS LEAK CHECKED GOOD.

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