Steinberg Systems SBS-EH-600/18 Manuel D'utilisation page 37

7) Make sure load is properly attached to hook or block.
8) Always maintain a safe distance from load and rope.
Equipment Controls
1) Verify that the Emergency Stop If the emergency stop switch is depressed, turn it
in the direction of the arrow symbols to allow the machine to operate.
2) Press the switch in line with the up arrow to lift the load.
3) Press the switch in accordance with the down arrow to lower the load.
4) If the load is lifted upward and the operator does not stop the machine early
enough, the stop puck will move the lever upward and the limit switch will be
activated. The machine will cease upward movement.