As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT AC PACK HI TEMP CAUTION MESSAGE IMMEDIATELY FOLLOWED BY RISING CABIN ALTITUDE. PROBLEM DETERMINED TO BE, RIGHT AC PACK NOT SUFFICENT TO MAINTAIN CABIN ALTITUDE. LEFT AC PACK RESET NORTMALLY. RIGHT AC PACK AIR SUPPLY DUCT PART NUMBER 601R95215-53, IN AFT COMPARTMENT BROKEN.