# SDR RAIA2009071700001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2009
- Submitted: July 17, 2009
- Operation: Air carrier
- Aircraft: N852HK
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145353
- Aircraft time: 19,985 hours, 18,801 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Duct
- Part number: 14520385407
- Condition: Cracked
- Location: Ac Bay
- 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/RAIA2009071700001

## Discrepancy

DURING CRUISE, FLIGHT CREW RECEIVED A BLEED 1 LEAK MESSAGE ON THE EICAS.  MAINTENANCE INSPECTED THE AIRCRAFT AND REMOVED AND REPLACED A DUCT ASSEMBLY ON THE DUAL HEAT EXCHANGER.  OPERATIONAL CHECK OF THE SYSTEM CHECKED GOOD FOLLOWING THE REPAIR.

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