# SDR SIMA20140527011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 24, 2014
- Submitted: May 29, 2014
- Operation: Air carrier
- Aircraft: [N694AE](https://openairdocs.org/aircraft/N694AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500869
- Aircraft time: 24,877 hours, 20,939 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Pressure Switch
- Part number: 78210011
- Part serial: 3232
- Condition: Failed
- Location: Ac Bay
- Stage of operation: UK
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20140527011

## Discrepancy

DURING FLIGHT 3196 CREW REPORTED PACK 1 OVERLOAD IAW LG PG 3622567, MEL 2129 THE ACFT WAS REMOVED FROM SERVICE.  R & R OVER PRESS SWITCH IAW MM 21-51-06.  PERFORMED TROUBLESHOOTING IAW FIM 21-51-00-810-801 STEPS 1 - 3.  MEL IS RESTORED, THE ACFT RETURN TO SERVICE.

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