Leb Electronics STONE 230 Instructions Manual page 12

Insert the metal ball in the box pivot. Put the traction arm on

the foundation box pivot (fig.10).
Join the chain connecting the traction arm to the gearmotor by

means of the supplied link (fig.11).
Adjust the screw of chain stretcher so that the chain is

sufficiently tense (fig.12).
Figure 10
Installation - Lever version 110°
Connect the mechanical closing stroke-end on the motor lever.

Insert the lever on the motor shaft and fix it by means the
special screw and bolt (fig.15).
Insert the metal ball in the foundation box pivot. Insert the

traction lever on the foundation box pivot. Connect the
transmission rod as shown in the figure 16. Fix the transmission
rod by means the special screws and washers.
Closing stroke-end
Figure 15
Motor lever
Figure 11
Transmission rod
11
ENGLISH
Figure 12
Figure 16
Traction lever