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INST
ALLA
TION
INSTALLATION
Allow the cables to exit the boiler by using
the relevant cable clamps Y ( Fig. 6.18 ).
Fig. 6.18
Y
Connecting the room thermo-
6.10
stat or zone valves
Use the clamps indicated in
Fig. 6.16
to
connect the ambient thermostat.
Remove the electric jumper present be-
tween “1 and 3” when connecting any
type of ambient thermostat.
The electric cables of the ambient thermo-
stat are inserted between clamps “1 and 3”
as in Fig. 6.19 or Fig. 6.20 or Fig. 6.21 .
Be careful not to connect pow-
ered cables on clamps “1 and
3”.
Fig. 6.19
1
T
Potential clean contacts
of the Ambient
Thermostat
Fig. 6.20
N
L
3
2
1
Room thermostat
(230V rating)
T
Fig. 6.21
Room thermostat
1
2
3
L
N
with delay resistor
(230V rating)
T