As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND LOWER MAIN ENTRANCE DOOR GAS DAMPENERS INEFFECTIVE. ORDERED NEW PARTS FROM MFG. UPON RECEIPT OF NEW PARTS FOUND THREADED END AT LOWER DOOR ATTACH POINT NOT DRILLED FOR COTTER PIN. AFTER ORDERING ANOTHER REPLACEMENT SAME DISCREPANCY WAS NOTED. AFTER ORDERING A THIRD REPLACEMENT, THE SAME DISCREPANCY WAS NOTED AGAIN. ALSO, LEARJET''S OWN BLUEPRINT DOES NOT SHOW THIS HOLE. (X)