# SDR YENA20151213641

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 13, 2015
- Submitted: December 16, 2015
- Operation: Air carrier
- Aircraft: N236JB
- Make and model: Emb ERJ 190-100 IGW
- Registry model: [EMB ERJ 190-100 IGW](https://openairdocs.org/model/embraer-erj-190-100-igw) (OpenAirDocs)
- Aircraft serial: 19000035
- Aircraft time: 27,047 hours, 16,794 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Failed
- Location: Nr 2
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA20151213641

## Discrepancy

AIR TURNBACK AT APPROXIMATELY FL 220, SMOKE IN AFT CABIN ALONG WITH BURNING ODOR THROUGHOUT CABIN.  SLIGHT ODOR IN COCKPIT 10 MIN LATER.  PACK 2 FAIL FOLLOWED BY BLEED 2 FAIL APPEARED.  PERFORMED SMOKE/ABNORMAL ODOR IN CABIN/COCKPIT CHECK IAW TSM 21-20-00-810-801A.  FOUND NR 2 ACM TO BE AT FAULT MEL APPLIED.

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