# SDR KY7A20171018004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2017
- Submitted: October 18, 2017
- Operation: Air carrier
- Aircraft: [N779BC](https://openairdocs.org/aircraft/N779BC), registered now
- Make and model: Swrngn SA227BC
- Aircraft serial: BC779B
- Aircraft time: 35,727 hours, 40,450 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Mixing Valve
- Part number: BYLB504371
- Part serial: 1395
- Condition: Cracked
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/KY7A20171018004

## Discrepancy

FLIGHT CREW REPORTED RH WING OVERHEAT WARNING ILLUMINATED DURING FLIGHT. MX FOUND CRACKED MIXING VALVE AND REPLACED.

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