1.Insert the cable in the counterwenght,from the conical part and rotate it ,thus causing the plastic ring inserted in the optning to become detached(if necessary this operation can be facilitated with the use of a screwdriver).The ring should then be positioned in the point where it is desired to block the counterweight .

    2.Force the counterweight on the ring by rotating it ,using a slight pressure.The counterweight is furnished only on request.

　Avoid joints in the level regulator cable.

　Never immerge possible cable joints in the water.