# SDR 4HYA2021072603

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 26, 2021
- Submitted: August 2, 2021
- Operation: Air carrier
- Aircraft: [N545HF](https://openairdocs.org/aircraft/N545HF), registered now
- Make and model: Snias AS350B3
- Aircraft serial: 4123
- Aircraft time: 5,925 hours, 22,825 cycles
- Engine: Tmeca ARRIEL2B1
- Engine time: 5,626 hours, 11,796 cycles
- System (JASC): [2110 · Cabin Compressor System](https://openairdocs.org/jasc/2110)
- Part: Compressor
- Condition: Smoke
- Location: A/C Pack
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/4HYA2021072603

## Discrepancy

IN CRUISE NOTICED SMOKE IN CABIN WITH PLASTIC SMELL. MAINTENANCE DISCOVERED AIR CONDITIONER COMPRESSOR TO BE SOURCE.

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