As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON ROTATION, PITOT HEAT SENSING BOX AND CAPT'S PITOT HEAT C/B AND ALT PITOT HEAT C/B POPPED. COCKPIT FILLED WITH SMOKE. REMOVED AND REPLACED CURRENT SENSING DET IAW DC8 MM 30-30-1. REMOVED AND REPLACED STALL TRANSDUCER IAW DC8 MM 34-16-1. CHECKED GOOD IAW DC8 MM 34-16-1 AND 30-30-1.