Disconnect the insulating joint

To disconnect the tubes from the block joints hold the female side of the tube with pliers or a similar tool, unscrew and then connecting bolt or nut (Fig. 8.79).

Install a special device on the sleeve with a spring lock (Fig. 8.80).

Insert the protruding part of a special device in the holder until it stops, checking the position of the speaker element through the sight.

Use the special tool to disconnect the male pipe or hose from the female part pulling the male part of a tube or hose.