# SDR QMLA2025052420059

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 24, 2025
- Submitted: May 26, 2025
- Operation: Air carrier
- Aircraft: [N151AC](https://openairdocs.org/aircraft/N151AC), registered now
- Make and model: Urocop EC 130 B4
- Registry model: [Urocop EC 130 B4](https://openairdocs.org/model/eurocopter-ec-130-b4) (OpenAirDocs)
- Aircraft serial: 3732
- Aircraft time: 9,440 hours, 9,880 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Vent
- Part number: S6111EC1
- Condition: Smoke
- Location: Evaporator
- Part time: 9 hours
- Stage of operation: NR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2025052420059

## Discrepancy

PILOT STATED THAT HE SMELLED AND OBSERVED SMOKE FROM THE FORWARD EVAPORATOR AIR VENTS. THE PILOT STATES THAT HE HAD SELECTED THE LOW BLOWER SPEED SETTING.

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