As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LANDING GEAR NEEDED TO BE RECYCLED AFTER TAKEOFF TO GET IT UP AND LOCKED. COULD FEEL VIBRATION INDICATING THAT IT WAS NOT UP AND LOCKED UNTIL RECYCLED. FOUND LT MLG DOOR PROXIMITY SENSOR TO BE OUT ADJUSTMENT. ADJUSTED SENSOR PER MM 32-31-73 PG 608 ITEM 5. SWUNG LANDING GEAR SEVERAL TIMES WITH NO DEFECTS NOTED.