Longitudinal movement of the manhole cover

To automatically slide the lid fully, press the rear edge of the key «SLIDE». If you want to stop the lid in an intermediate position, press either end of the button «TILT» (rise-lower) or keys «SLIDE» (longitudinal movement of the manhole cover). To close the lid and bring it to the desired position, press the front edge of either of the two keys «SLIDE» or «TILT» (pic. 1.44).