As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED ANTI-ICE DUCT RED CAS MESSAGE DURING CRUISE EN ROUTE FROM CLT TO JAN. MESSAGE WENT AWAY AT APPROXIMATELY 8,000 FEET ON DESCENT. AIRCRAFT LANDED IN JAN WITHOUT INCIDENT. MAINTENANCE INSPECTED AND TROUBLESHOT THE AIRCRAFT. REMOVED AND REPLACED THERMAL SWITCHES AND THE OUTBOARD PICCOLO TUBE IN THE RIGHT WING LEADING EDGE AND PERFORMED CHECKS USING THE AIRCRAFT MAINTENANCE MANUALS. AIRCRAFT WAS RELEASED FOR SERVICE.