As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN GEAR HANDLE WAS PLACED IN THE UP POSITION AFTER TAKEOFF, THE REG GEAR UNSAFE LIGHT STAYED ON. ALL GREEN LIGHTS WERE OUT. THE RIGHT MAIN LANDING GEAR DOOR NOT LOCKED LIGHT WAS ON. ABNORMALS COMPLETE. REPLACED THE RIGHT BOGIE TRIM CYLINDER DUE TO SWIVEL DETACHED FROM TRIM CYLINDER. NEW CYLINDER INSTALLED BY ALTERNATE METHOD IAW DC-8 MM 32-33-01-2. OPS AND LEAK CHECKED GOOD.