What was found
PIT-SDF - FLT 1912 - ON SHORT FINAL, CREW FELT A BUMP AS IF THE AIRCRAFT HAD BEEN STRUCK, AND SHORTLY AFTER HEAVY SMOKE ENTERED BOTH THE COCKPIT AND THE CABIN. MAINTENANCE REPLACED THE LEFT AIR CONDITIONING REFRIGERATION UNIT. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PIT-SDF - FLT 1912 - ON SHORT FINAL, CREW FELT A BUMP AS IF THE AIRCRAFT HAD BEEN STRUCK, AND SHORTLY AFTER HEAVY SMOKE ENTERED BOTH THE COCKPIT AND THE CABIN. MAINTENANCE REPLACED THE LEFT AIR CONDITIONING REFRIGERATION UNIT. (M)