# SDR DALA2022112807550

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2022
- Submitted: November 28, 2022
- Operation: Air carrier
- Aircraft: [N344NB](https://openairdocs.org/aircraft/N344NB), registered now
- Make and model: Airbus A319-114
- Registry model: [Airbus A319-114](https://openairdocs.org/model/airbus-a319-114) (OpenAirDocs)
- Aircraft serial: 1766
- Aircraft time: 53,969 hours, 28,186 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Acm
- Part number: 757A000010
- Part serial: 01461
- Condition: Failed
- Part time: 86,303 hours, 28,173 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2022112807550

## Discrepancy

AIR TURNBACK DUE TO METAL GRINDING SMELL IN CABIN AND FLIGHT DECK.   REPLACED LEFT AIR CYCLE MACHINE. OPS CHECK GOOD.

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