# SDR SIMA20130930001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 2013
- Submitted: October 1, 2013
- Operation: Air carrier
- Aircraft: [N634AE](https://openairdocs.org/aircraft/N634AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145150
- Aircraft time: 33,949 hours, 31,170 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Duct
- Part number: 8166191
- Condition: Failed
- Location: Nr 1
- Stage of operation: NR
- 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/SIMA20130930001

## Discrepancy

THE CREW REPORTED A PACK NR 1-2 OVERLOAD AFTER TAKEOFF.  PACK NR 1 WOULD NOT RESET. ACFT WOULD NOT PRESSURIZE.  EMERGENCY DECLARED, RETURN TO DEPARTURE.  THE ACFT LANDED WITHOUT INCIDENT.  THE ACFT WAS REMOVED FROM SERVICE. R & R THE NR 2 PACK PRIMARY INLET DUCT IAW AMM 36-11-09, OPS CHECK GOOD.  NO DEFECTS NOTED AT THIS TIME.  THE ACFT WAS RETURNED TO SERVICE.

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