As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN DOOR DIFFICULT TO OPEN FROM THE LOCKED POSITION. CLEANED AND LUBED ATTACHEMENTS FITTINGS OF MAIN CABIN DOOR INCLUDING TRACK. INSPECTED MCD FOR ANY DEFECTS, NONE NOTED AT THIS TIME. OPERATED MCD SEVERAL TIMES WITH CREW PRESENT. DOOR OPERATES NORMAL AT THIS TIME NO OTHER DEFECTS NOTED AT THIS TIME. RETURNED TO SERVICE.