As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN DOOR WILL NOT LOCK IN DOWN PISITION FROM INSIDE CABIN. IT WILL LATCH DOWN FRIM OUTSIDE HANDLE. OP'S CHECKED DOOR COMFRIMED THAT IT WASNT LOCKING. ADJUSTED THE MAIN DOOR PUSH PULL ROD AND OP'S CHECKED IT MULTIPLE TIMES UNTIL I ADJUSTED IT ONE TURN FWD FROM ORIGINAL POS AND OP'S CHECK GOOD WITH NO DEFECTS NOTED. CALLED MCC AND THEY ELECT TO SIGN IT OFF ALL WORK DONE IN REF WITH CE 560 AMM 52-10-00