# SDR SIMA20140604005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 4, 2014
- Submitted: June 12, 2014
- Operation: Air carrier
- Aircraft: [N632AE](https://openairdocs.org/aircraft/N632AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145143
- Aircraft time: 35,573 hours, 32,703 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Impeller
- Condition: Damaged
- Location: Nr 1 Acm
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20140604005

## Discrepancy

ELECTRICAL FUMES IN COCKPIT & CABIN DURING DESCENT.  INSPECTED RECIRCULATION FANS & PERFORMED ENGINE RUNS, COULD NOT DUPLICATE ODOR.  REMOVED & INSPECTED NR 1 ACM, FOUND ACM TO HAVE EXCESSIVE RESISTANCE IN IMPELLER.

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