As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON TAKEOFF, DUCT LIGHT CAME ON WITH SELECTION OF THE AIRFOIL ANTI-ICE. THE WING ANTI-ICE PRIMARY OVERHEAT LIGHT CAME ON AND THE SHUT-OFF VALVE BEGAN TO CYCLE. AIRCRAFT RETURNED TO BLOCKS. REPLACED DUCT LEAK SENSING SWITCH. TEST FLIGHT INDICATED SERV HOWEVER THE PRIMARY OVERHEAT STILL ON. REPLACED THIRD LT INBOARD LEADING EDGE.