As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN DOOR INCREDIBLE DIFFICULT TO OPEN AND CLOSE. SEEMS TO BE HANGING UP ON ONE FOR THE SEALS. CLEANED AND LUBRICATED DOOR HINGES AND RELATED MOVING COMPONENTS USING STANDARD PRACTICES. PERFORMED OPERATIONAL CHECK OF MAIN CABIN DOOR WITH SATISFACTORY RESULTS. DOOR NOW OPENS AND CLOSES NORMALLY WITH NO BINDING NOTED. ALL WORK PERFORMED IAW CE-700 AMM 20-00-00.