As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN THE CONTROL CABIN TEMP CONTROLLER IS RUN IN AUTO, IT DRIVES TO 60 DEG C. HAD TO RUN IN OFF POSITION. ACFT GROUNDED. VERIFIED DEFECT. FOUND CONTROL CABIN TEMP SENSOR FAN INOPERATIVE. FOUND THE CONNECTOR D40687J LABLE PREVENTING FAN FROM OPERATING. SECURED LABEL, TEMP SENSOR FAN NOW OPS NORMAL. IAW AMM 21-61-11 CONTROL CABIN TEMP OPS CHECKED NORMAL.