CH121
3
PERFORM THE FOLLOWING OPERATIONS:
1.
act on the master switch on the electric panel to cut power to the electrical system;
2.
when required, detach the tabs according to the type of plate;
3.
when required, mount the side adapters;
4.
fasten the chronothermostat to the suitable frame;
5.
mount the cover on the body of the chronothermostat;
6.
connect the two wires of the boiler to terminals 1-2 of CH121;
7.
screw the frame onto the box using the provided screws;
8.
mount the plate;
9.
switch the electric system back on.
cut 4 tabs
according to type of cover plate
frame
frame
frame
“B”
“A”
“A”
“C”
cut 4 or 8 tabs
according to type of cover plate
