# SDR CWQA04132018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2018
- Submitted: April 13, 2018
- Operation: Air carrier
- Aircraft: [N701CR](https://openairdocs.org/aircraft/N701CR), registered now
- Make and model: Cessna 680SOV
- Aircraft serial: 6800176
- Aircraft time: 3,678 hours, 2,944 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Unknown
- Condition: Haze
- Location: Cockpit & Cabin
- 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/CWQA04132018

## Discrepancy

DURING CRUISE AT FL430, CREW NOTICED A HAZE FILLING THE COCKPIT AND CABIN.  CHECK LIST FOLLOWED, EMERGENCY DESCENT WAS PERFORMED, EMERGENCY DECLARED, AND UNSCHEDULED LANDING AT ALTERNATE AIRPORT PERFORMED WITHOUT INCIDENT.  OPEN

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