# SDR ASOA20130513047

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 13, 2013
- Submitted: May 16, 2013
- Operation: Air carrier
- Aircraft: [N11121](https://openairdocs.org/aircraft/N11121), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 145683
- Aircraft time: 20,234 hours, 16,316 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Duct
- Condition: Loose
- Location: A/C Pack
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASOA20130513047

## Discrepancy

CREW REPORTED DUAL UNANNOUNCIATED PACKS/PRESSURIZATION FAILURE DURING CLIMB OUT. RESULTED IN EMERGENCY DESCENT AND AIR RETURN. MX FOUND A BLOWN DUCT ON PACK 1 AND RESECURED DUCT TO HEAT EXCHANGER WITH PACK 1 OPS CHECK SUCCESSFUL.  PACK 2 OPS CHECKED SUCCESSFUL.  ACFT PRESSURIZATION CHECK GOOD.  ACFT APPROVED FOR RETURN TO SERVICE.

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