As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIT - FLT 5869 - STALL HEAT ANNUNCIATOR ILLUMINATED IN FLIGHT ONLY WHEN GEAR IS UP AND STALL HEAT ACTIVATED. TROUBLESHOT SYTEM. CLEANED CANNON PLUG AND TERMINALS ON A150 PC BOARD. FOUND CORROSION ON CANNON PLUG PINS TO GEAR WELL SWITCHES. CLEANED AS NEEDED. SWUNG GEAR SEVERAL TIMES, NO DEFECTS NOTED WITH STALL HEAT AT THIS TIME. (X)