Device for the emergency lowering of a load-carrying means for a stacker truck

Device for the emergency lowering of a load carrying means for a stacker truck, in particular a reach-type forklift truck, with a valve arrangement accommodated in a valve block, via which the inflow and outflow of a hydraulic means is regulated to and from a lift cylinder for the load carrying means, with a bypass between the lift cylinder and a tank, with a barrier element in the bypass and an actuating device containing a cable which may be actuated by an operator and by means of which the barrier element may be brought into the open position, characterised in that the bypass is formed by a bypass branch (42) in the valve block (22), in that a screw-shaped barrier element (50) with a male thread portion is screwed into a threaded bore (48) of the valve block (22) and, in the fully screwed-in position, closes off the bypass branch (42), a cable (52) transmitting a torque is rotationally fixedly connected with one end to the barrier element (50) and a handle for turning the cable (52) is attached to the other end of the cable (52).