As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN OPENING THE MAIN CABIN DOOR THE DOOR TEMPORARILY HANGS UP BEFORE FALLING TO THE FULL OPEN POSITION. SEEMS TO BE RUBBING ON THE BLACK GUILD BLOCK ON THE INSIDE OF THE DOOR FRAME. SIGN OFF. GAINED ACCESS AND WAS ABLE TO DUPLICATE ISSUE. ADJUSTED THE FWD MED RUBBER BLOCK AS REQUIRED, IAW CE-680A AMM 52-10-00. OPERATIONAL CHECKS WERE SATISFACTORY. NO OTHER DEFECTS NOTED.