What was found
TURBO CHARGER OIL INLET DRAINS OIL INTO TURBOCHARGER AT SHUTDOWN. UPON REMOVAL AND INSPECTION, THE CHECH VALVE WAS FOUND TO TAKE ONLY LIGHT AIR PRESSURE TO UNSEAT THE CHECK VALVE AND BLOW BOTH DIRECTIONS THROUGH THE CHECK VALVE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
TURBO CHARGER OIL INLET DRAINS OIL INTO TURBOCHARGER AT SHUTDOWN. UPON REMOVAL AND INSPECTION, THE CHECH VALVE WAS FOUND TO TAKE ONLY LIGHT AIR PRESSURE TO UNSEAT THE CHECK VALVE AND BLOW BOTH DIRECTIONS THROUGH THE CHECK VALVE.