To make an elevator vertical sliding door at the hall side capable of being manually opened safely and easily by a maintenance person.

A first pulley 11 is provided for a counterweight 7, and a second pulley 12 is provided in a hoistway 10. Furthermore, a long member 13 is wound over the first pulley 11 and the second pulley 12, concurrently one end of the long member 13 is fixed onto the hoistway 10 side, and furthermore the other end of the long member is so constituted that it can be pulled out from the hall side or from the pit 10a of the hoistway 10.