Figure 5.20 to connect the zone valves. The
electric conductors on the zone valve micro
contacts must be connected to the ambient
thermostat cable wires as shown in Figure
5.21.
Do not connect live cables to the
room thermostat cable.
5.13 Electrical connection of the re-
mote control (optional)
Use the ambient thermostat cable marked
with a label indicated in Figure 5.20 to connect
the remote.
5.14 Accessing installer parameters
Enter "programming mode" by holding down
buttons 17 and 18 for 5 seconds at the same
time (Figure 5.22). The code P00 appears on
the display, indicating entry into "parameter
P00" (Figure 5.23).
18
12
13
Figure 5.22
Figure 5.23
• Scroll through the various parameters using
12 or 13 until the LCD display shows the
INSTALLATION
17
16
15
RESET
bar
message Cod, indicating entry into "param-
eter Cod" (Figure 5.24), and then displays
three dashes "- - -".
Figure 5.24
• Press 16 to set "1 - -", then press 12 to con-
firm the 1 and go to the next segment.
• Press 16 to set "1 9 -", then press 12 to con-
firm the 9 and go to the next segment.
• Press 16 to set "1 9 8", then press 12 to con-
firm the 8 and go back to the list of param-
eters.
• Press 12 or 13 to move to the desired pa-
rameter and continue configuration (see fol-
lowing paragraph).
5.15 Enabling of operation with re-
mote control (optional)
The boiler leaves the factory with a room ther-
mostat enabled.
To change this setting, enter "programming
mode" as described in section "Accessing in-
staller parameters" on page 43.
• Press 12 and hold until the LCD display
shows the code A21, indicating entry into
"parameter A21" (Figure 5.25).
Figure 5.25
• Use 15 or 16 (Figure 5.22) to change the
value of parameter A21 (Figure 5.26).
RESET
bar
RESET
bar
- 43 -