As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED, RECEIVED A BLEED 2 OVERTEMP MESSAGE WHILE ENTERING ICING CONDITIONS IN FLIGHT. THE CREW DIVERTED TO KCMH AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE RIGHT FAN AIR CONTROL THERMOSTAT AND THE RIGHT FAN AIR VALVE. OPERATIONAL CHECKS OF THE RIGHT BLEED SYSTEM WERE GOOD WITH NO FURTHER DEFECTS NOTED.