As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOI-SMOKE IN COCKPIT-ELECTRICAL SMELL. FOUND STRONG BURNT SMELL FROM GENERATOR POWER CONTROL UNIT. NO OTHER DEFECTS NOTED. GROUND RAN ENGINES AND PERFORMED AC GENERATOR SYSTEM WITH NO DEFECTS NOTED. REPLACED EXTERNAL POWER CONTROL UNIT AND EXTERNAL POWER CONTACTOR. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.