# SDR QMLA2026061220037

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 11, 2026
- Submitted: June 12, 2026
- Operation: Air carrier
- Aircraft: [N407LS](https://openairdocs.org/aircraft/N407LS), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53208
- Aircraft time: 10,117 hours, 29,865 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Blower Motor
- Part number: ES6016U4
- Condition: Failed
- Location: Zone 100
- Stage of operation: AP
- How discovered: O
- Nature of condition: B
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2026061220037

## Discrepancy

DURING DECELERATION ON APPROACH TO HOME BASE, BOTH AIR-CONDITIONING BLOWERS CEASED OPERATING. SHORTLY THEREAFTER,  ALL OCCUPANTS DETECTED A BURNING PLASTIC ODOR IN THE AIRCRAFT. DEACTIVATED AIR CONDITIONING SYSTEM MEL'D 2100-01.  REPLACED FORWARD RT EVAPORATOR BLOWER MOTOR.

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