# SDR ASOA20140721057

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 21, 2014
- Submitted: July 22, 2014
- Operation: Air carrier
- Aircraft: N11551
- Make and model: Emb EMB-145
- Registry model: [EMB EMB-145](https://openairdocs.org/model/embraer-emb-145) (OpenAirDocs)
- Aircraft serial: 145411
- Aircraft time: 29,313 hours, 22,741 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Acm
- Part number: 8152403
- Part serial: 200201192
- Condition: Failed
- Location: Nr 2
- Part time: 24,707 hours, 19,709 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASOA20140721057

## Discrepancy

CREW REPORTED NR 2 PACK VALVE CLOSED IN FLIGHT,  UNABLE TO RESET AND HAD A BURNING ODOR.  MAINTENANCE INSPECTED AND REPLACED THE NR 2 ACM.  OPS CHECKED GOOD.

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