# SDR QMLA2029090520061

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 2, 2026
- Submitted: September 5, 2026
- Operation: Air carrier
- Aircraft: [N229AM](https://openairdocs.org/aircraft/N229AM), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 54071
- Aircraft time: 5,074 hours, 16,383 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Odor
- Location: Cabin
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2029090520061

## Discrepancy

DURING FLIGHT THERE WAS AN INTERMITTENT ELECTRICAL BURNING SMELL, NO SMOKE, UNIDENTIFIED SOURCE. 	PREFORMED AIRCRAFT OPERATIONS CHECK AND GROUND RUN FOR 16 MINUTES. PUT UNDER ELECTRICAL LOAD AND ALL AIR CONDITIONING SETTINGS. COULD NOT DUPLICATE THE SMELL.

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