What was found
MAIN DOOR VISUAL INDICATOR: AFTER CLOSING THE MAIN CABIN DOOR NONE OF THE 6 VISUAL INDICATORS HAVE THE HASH MARKS VISIBLE. GAINED ACCESS TO AIRCRAFT. CYCLED DOOR HANDLE CLOSED AND OPEN MULTIPLE TIMES WITH NO DEFECTS NOTED. CLOSED MED AND TOOK PIGS OF ALL 6 DOOR CLOSURE VISUAL INDICATORS IN SIGHT TUBES. FORWARDED PIGS TO MCC FOR VERIFICATION. DOOR OPS CHECKS NORMAL AT THIS TIME. WORK PERFORMED IAW CE-680AS AMM 52-10-00.