As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW HAD SEVERAL REPORTS OF AN INTERMITTENT ISSUE CONTROLLING THE COCKPIT TEMPERATURE. THEY DESCRIBED THIS ISSUE, SAYING THE COCKPIT TEMP WOULD GET EXTREMELY HOT. THERE WERE ATTEMPTS TO CORRECT THE PROBLEM AFTER EACH REPORT WITH TECH SUPPORT ASSISTING. THE CORRECTIVE ACTION WAS TO REPLACE THE COCKPIT TEMP MODULATING VLV, PN 390-385016-0001. OPERATIONAL CHECKS SATISFACTORY.