What was found
VENT AVIONICS SYSTEM FAULT FOLLOWED BY SMOKE INDICATION, NO SMOKE DETECTED OR SEEN. AIRCRAFT WAS GROUNDED. REPLACED AVIONICS EXTRACT FAN AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK IAW AMM 21-26-51.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
VENT AVIONICS SYSTEM FAULT FOLLOWED BY SMOKE INDICATION, NO SMOKE DETECTED OR SEEN. AIRCRAFT WAS GROUNDED. REPLACED AVIONICS EXTRACT FAN AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK IAW AMM 21-26-51.