# SDR RAIA201305060001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 6, 2013
- Submitted: May 8, 2013
- Operation: Air carrier
- Aircraft: N805HK
- Make and model: Emb EMB-145EP
- Registry model: [EMB EMB-145EP](https://openairdocs.org/model/embraer-emb-145ep) (OpenAirDocs)
- Aircraft serial: 145096
- Aircraft time: 30,889 hours, 28,560 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Switch
- Condition: Failed
- 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/RAIA201305060001

## Discrepancy

DURING CRUISE FLIGHT THE FLIGHT CREW GOT AN INDICATION THAT THE NR 1 PAC OVERLOAD AND IN MANUAL THE SYSTEM WENT TO OVERHEAT.  AIRCRAFT RETURNED TO PIT.  MAINTENANCE INSPECTED AND FOUND THE OVERTEMP SWITCH BAD.  THE NR 1 PACK WAS DEFERRED PER MEL 21-51-00-1-1.

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