As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN ENTRY DOOR HANDLE VERY DIFFICULT TO LATCH CLOSED. VERY DIFFICULT TO OPEN AS WELL. DOOR HANDLE BINDS. INVESTIGATED MED, FOUND DOOR PINS TO BE DRY. LUBRICATED MED DOOR PINS. OPS CHECK GOOD. ALL WORK DONE IAW CESSNA 680A AMM CH 12-20-40