# SDR A6WA2019062846683

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2019
- Submitted: June 28, 2019
- Operation: Air carrier
- Aircraft: [N429AW](https://openairdocs.org/aircraft/N429AW), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7711
- Aircraft time: 37,414 hours, 35,858 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Failed
- Location: Left
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/A6WA2019062846683

## Discrepancy

AT APPROXIMATELY FL190, THE FLIGHT CREW NOTED THE FAILURE OF THE LEFT PACK, REDUCED AIRFLOW IN THE COCKPIT AND A CLIMBING CABIN PRESSURE. THE CREW INITIATED A DESCENT TO 10,000', DECLARED AN EMERGENCY AND RETURNED TO DEPARTURE WITHOUT FURTHER INCIDENT.   LOSS LT PACK DURING C/O. TRIED TO RESET WOULDNT RESET, LOW PRESSURE MSG. FLT LEVEL 200 TRIED REST OF PACK AT 55% N1.PACK RESET ON GROUND.

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