As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) CREW WAS UNABLE TO COOL THE CABIN TEMPERATURE DURING THE FLIGHT. BOTH THE AUTO AND MANUAL MODE SYSTEM WAS USED WITHOUT SUCCESS. FOUND THE LT BLEED AIR BYPASS VALVE/ACTUATOR STUCK IN THE FULL HOT POSITION.UNIT REPLACED WITH AN OVERHAULED UNIT AND SYSTEM TESTED OK.