6
- en
INSTRUCTIONS FOR USERS
4. ADJUSTING AMBIENT TEMPERATURE AND DHW TEMPERATURE
The system must be equipped with an ambient thermostat for controlling the room temperature.
Adjust the ambient temperature (
) and the DHW temperature (
) by pressing the respective
+/-
buttons (figure 1).
The ignition of the burner is shown on the display with the symbol (
) as described in section 3.1.
HEATING
While the boiler is operating in heating mode, the display (figure 1) shows the flashing symbol (
) and the heating de-
livery temperature (°C).
DOMESTIC HOT WATER
While the boiler is operating in DHW mode, the display (figure 1) shows the flashing symbol (
) and the DHW output
temperature (°C).
Press this button to set the following boiler operating modes:
• SUMMER
• WINTER
• HEATING ONLY
• OFF
In
SUMMER
mode, the display shows (
). The boiler satisfies requests for DHW only while central heating is NOT ena-
bled (ambient frost protection function active).
In
WINTER
mode, the display shows (
and
). The boiler satisfies requests for both DHW and central heating (am-
bient frost protection function active).
In
HEATING ONLY
mode, the display shows (
). The boiler satisfies requests for central heating only (ambient frost
protection function active).
In
OFF
mode, the display shows neither of the above two symbols (
) (
). In this mode only the ambient frost pro-
tection function is enabled, any other request for DHW or heating is not satisfied.
5. DESCRIPTION OF BUTTON (Summer - Winter - Heating Only - Off)