What was found
MAIN DOOR: WHILE ATTEMPTING TO CLOSE THE MAIN CABIN ENTRY DOOR USING THE INTERIOR DOOR CONTROL PANEL, THE MAIN CABIN DOOR LIFT MECHANISM WOULD FAIL DURING THE LIFT CYCLE AND FALL BACK DOWN TO THE FULLY OPEN POSITION. THIS OCCURRED ON SEVERAL DOOR CLOSURE ATTEMPTS. THE MAIN CABIN ENTRY DOOR WILL INTERMITTENTLY COMPLETE THE FULL LIFT CYCLE AND FULLY CLOSE. CYCLED THE MED 10 TIMES WITH NO DEFECTS NOTED AT THIS TIME. CONTACTED SITE REP FOR HISTORY. NO HISTORY AT THIS TIME. CONTACTED MCC AND TOLD THEM OF THE FINDINGS. IAW CE680A AMM MED TROUBLE SHOOTING 52-00-00.