# SDR AALA201902059004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2019
- Submitted: February 5, 2019
- Operation: Air carrier
- Aircraft: [N997NN](https://openairdocs.org/aircraft/N997NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33250
- Aircraft time: 7,875 hours, 3,186 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- 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/AALA201902059004

## Discrepancy

FUME EVENT STARTED AFTER TAKE OFF, SMOKE ODOR IN COCKPIT. EMERGENCY WAS DECLARED, FLIGHT RETURNED TO DEPARTURE AND LANDED WITHOUT FURTHER INCIDENT.  THE AIRCRAFT WAS GROUNDED.  MAINTENANCE ACCOMPLISHED MCM  05-96-70, NO DISCREPANCIES OR ODOR FOUND.  RAN ENGINES IAW AMM 71-00-00,  NO DISCREPANCIES OR ODOR DETECTED.  MAINTENANCE ALSO PERFORMED SATISFACTORY OPERATIONAL CHECK.

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