What was found
MAIN ENTRY DOOR WILL NOT OPEN. HANDLE EXTENDS, VENT DOOR OPENS BUT HANDLE WILL ONLY TURN PART WAY AND THEN STOPS. DOOR DOES NOT RELEASE TO OPEN. PERFORMED MED OPERATIONAL CHECKS NUMEROUS TIMES AND DOOR CHECKED SATISFACTORILY. POWERED UP AIRCRAFT AND VERIFIED MED INDICATIONS CHECKED OK ALSO. DUE TO CURRENT TEMPS IS POSSIBLE MED HANDLE OR TOP OF MED HAD ICE. PER MCC ENSURE NO ICE OR FOD AT MED HANDLE. NO DEFECTS FOUND. PER MCC IF NO FAULTS FOUND AIRCRAFT OK FOR REALEASED AT THIS TIME. ALL WORK IAW CL650 AMM 52-11-00.