# SDR CHQA20121023386

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 23, 2012
- Submitted: October 26, 2012
- Operation: Air carrier
- Aircraft: N274SK
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145344
- Aircraft time: 28,838 hours, 24,451 cycles
- Engine: Allsn AE3007A
- Engine time: 18,996 hours, 17,216 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Coupling
- Part number: 8166052
- Condition: Leaking
- Location: Bleed Air Sys
- Stage of operation: CR
- 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/CHQA20121023386

## Discrepancy

CREW REPORTED THAT DURING FLIGHT THEY RECEIVED A BLEED 1 LEAK MESSAGE ON THE EICAS.  THE FLIGHT DIVERTED TO CMH AND LANDED WITHOUT INCIDENT.  THE ENGINE GROUND START COUPLING WAS REPLACED, AS WELL AS THE O-RINGS AT JOINTS 3 AND 23.  OPERATIONAL CHECKS WERE GOOD WITH NO FURTHER DEFECTS NOTED.

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