# SDR SIMA20170807006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 2017
- Submitted: August 8, 2017
- Operation: Air carrier
- Aircraft: [N249NN](https://openairdocs.org/aircraft/N249NN), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000634
- Aircraft time: 1,198 hours, 760 cycles
- System (JASC): [2450 · AC Power Distribution System](https://openairdocs.org/jasc/2450)
- Part: Circuit Breaker
- Condition: Failed
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20170807006

## Discrepancy

SLIGHT ODOR OF BURNING RUBBER MORE NOTICEABLE IN CABIN, VHF 3 FAIL MESSAGE, AND RT ALT 1 FAIL MESSAGE AND REMOTE CIRCUIT BREAKER TRIP MESSAGE.  REMOVED AND REPLACED CIRCUIT BREAKER CB50 ON THE LICC IAW AMM 20-35-01. OP CHECKING GOOD IAW AMM 24-42-00.

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