# SDR QMLA2022052620029

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 25, 2022
- Submitted: May 26, 2022
- Operation: Air carrier
- Aircraft: [N420GA](https://openairdocs.org/aircraft/N420GA), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 54066
- Aircraft time: 7,100 hours, 14,379 cycles
- Engine: Allsn 250C47B
- Engine time: 248 hours, 411 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: Motor
- Part number: ES611421
- Condition: Odor
- Location: Blower
- Stage of operation: AA
- How discovered: V
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2022052620029

## Discrepancy

INTERMITTENT BURNING SMELL IN AIRCRAFT DURING RETURN FLIGHT TO BASE. DIVERTED TO KSOW TO HAVE MAINTENANCE INSPECT. FOUND AFT A/C BLOWER MOTOR FAILING & REPLACED IT.

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