# SDR SIMA20201001002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 2020
- Submitted: October 5, 2020
- Operation: Air carrier
- Aircraft: N851AE
- Make and model: Emb EMB-135KL
- Registry model: [EMB EMB-135KL](https://openairdocs.org/model/embraer-emb-135kl) (OpenAirDocs)
- Aircraft serial: 145734
- Aircraft time: 33,408 hours, 30,273 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Unknown
- Condition: Smoke
- Location: Cabin/Cockpit
- Stage of operation: CL
- 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/SIMA20201001002

## Discrepancy

VISIBLE SMOKE FILLED THE COCKPIT AND CABIN IMMEDIATELY AFTER TAKEOFF.  POSSIBLY FROM PACKS.  BEGAN TO DISSIPATE ON FINAL APPROACH RETURN TO ABI DECLARED EMERGENCY.  C/A: PERFORMED ENGINE ODOR EVENT TROUBLESHOOTING SUPPLEMENT, IAW ETN-EM-72-034 REVISION NUMBER TEN.

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