As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENTRANCE STAIR HARDWARE: MAIN CABIN DOOR HANDLE IS EXTREMELY DIFFICULT TO OPERATE. EXCESSIVE FORCE NEEDED WHEN OPENING AND CLOSING THE DOOR. REPEAT RIGHT UP. CORRECTIVE ACTION: ADJUSTED INNER HANDLE SHAFT AFT BELL CRANK. OPS CHECK GOOD. IAW CESSNA MODEL 700 MM 52-10-05