PACK HOUSE OPERATOR OPENED DOOR TO PACK HOUSE ELEVATOR AND FELL IN ELEVATOR WHICH WAS NOT ON THAT FLOOR. ELEVATOR HAS A 2ND GATE THAT NEEDS TO BE CLOSED BEFORE ELEVATOR WILL MOVE. WHEN ELEVATOR IS IN CORRECT POSITION IT IS LIT & THE ENTRANCE IS ALSO LIT. EE BACKED INTO ELEVATOR W/OUT LOOKING.