As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING FLIGHT, FLIGHT CREW REPORTED AN INTERMITTENT AIR COND PACK HOT AMBER CAUTION LIGHT. DURING TROUBLESHOOTING, THE CONDENSER MIXER WAS FOUND CRACKED AT THE HEAT EXCHANGER INLET PORT. THE CONDENSER MIXER WAS REPLACED AND THE SYSTEM TESTED SERVICEABLE, BEFORE RETURNING THE AIRCRAFT TO SERVICE. (TC# 20180723012)