22
3
2
1
17
16
15
14 13
12
4
5
6
7
9 10
11
8
18
19
1 - Electrical power indicator (green).
Lights to show that the system is receiving electrical
power.
2 - Safety thermostat trip indicator (red).
Lights if temperature inside the boiler exceeds
110°C.
3 - Burner lockout indicator (red).
Lights to show that a burner lockout has occurred.
4 -
Electronic
controller.
5 - DHW production on/off button.
When DHW production is active, the
v
symbol
appears on the display.
6 -
Main
switch.
7 - Fuse (accessible by tilting the control panel).
8 - Burner reset button.
9 - Functioning mode selection button.
A line appears under the symbols:
s
Automatic: system
operates according to the set
program.
o
Continuous: system operates continuously at
comfort
setpoint.
l
Reduced: system operates at reduced setpoint.
b
Stand-by
10 - Information button.
11 - Manual reset for safety thermostat (accessible by
tilting the control panel).
12 - "
p
" button for chimney sweep/safety thermostat
test functions.
13 - "
R
" button for manual mode.
14 - Value confirm (OK) button.
15 - Value change knob.
16 - ESCape (exit) button.
17 - PC BUS connector.
18 - Display.
19 - Safety thermostat sensor and cable.
LAYOUT