# SDR SIMA20181231001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 31, 2018
- Submitted: January 2, 2019
- Operation: Air carrier
- Aircraft: [N645AE](https://openairdocs.org/aircraft/N645AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145212
- Aircraft time: 43,968 hours, 40,215 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning System
- Condition: False Activation
- Location: Cockpit
- Stage of operation: UK
- How discovered: O
- Nature of condition: N
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20181231001

## Discrepancy

PACK 1 & 2 OVERLOAD CONTINUOUS MSG-C/A-OPERATED BOTH PACKS ON GROUND IN VARIOUS TEMP SETTINGS FOR 20 MINS. COULD NOT DUPLICATE MSG. OPS CHECK IAW AMM TASK 21-20-00 SUCCESSFUL.

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