# SDR QMLA2016041916041

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 19, 2016
- Submitted: April 20, 2016
- Operation: Air carrier
- Aircraft: [N861NC](https://openairdocs.org/aircraft/N861NC), registered now
- Make and model: Bell 429
- Registry model: [Bell 429](https://openairdocs.org/model/bell-helicopter-textron-canada-429) (OpenAirDocs)
- Aircraft serial: 57239
- Aircraft time: 152 hours, 670 cycles
- Engine: Pwc PW207D
- Engine time: 152 hours, 165 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: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2016041916041

## Discrepancy

DURING TRAINING FLIGHT CREW NOTICED EXHAUST SMELL IN CABIN.  THE SMELL CLEARED ITSELF ON THE LEG BACK TO BASE.  MX ARRIVED TO INSPECT THE ACFT & COULD NOT IDENTIFY THE SOURCE OF THE SMELL.  THE ACFT WAS THEN RELEASED BACK TO SERVICE.

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