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Idiomas disponibles
5. DESCRIPTION OF BUTTON
Press this button to set the following boiler operating modes:
• SUMMER
• WINTER
• HEATING ONLY
• OFF
In SUMMER mode, the display shows (
bled (ambient frost protection function active).
In WINTER mode, the display shows (
bient frost protection function active).
In HEATING ONLY mode, the display shows (
protection function active).
In OFF mode, the display shows neither of the above two symbols (
tection function is enabled, any other request for DHW or heating is not satisfied.
A - system filling tap
Figure 2
B - system drain tap
The boiler is fitted with a hydraulic pressure gauge which prevents the boiler from working if there is no water.
NOTE:
In case pressure drops occur frequently, have the boiler checked by an authorised Service Engineer.
To switch off the boiler, disconnect the electric power supply.
In OFF mode (section 5) the boiler remains off (the display indicates OFF) but the electrical circuits remain live and the frost
protection device is enabled (section 9).
The boilers can operate both on natural gas and LPG.
All gas conversions must be made by an authorised Service Engineer.
INSTRUCTIONS FOR USERS
(Summer - Winter - Heating Only - Off)
). The boiler satisfies requests for DHW only while central heating is NOT ena-
and
). The boiler satisfies requests for both DHW and central heating (am-
). The boiler satisfies requests for central heating only (ambient frost
6. FILLING THE SYSTEM
7. TURNING OFF THE BOILER
8. GAS CONVERSION
5
) (
). In this mode only the ambient frost pro-
WARNING
Disconnect the boiler from the mains power
supply using the two-pole switch.
IMPORTANT:
Regularly check that the
pressure displayed on the pressure gauge
is 0.7 - 1.5 bar, with the boiler cold. In case
of overpressure, open the boiler drain tap.
In case of insufficient temperature, open the
boiler filling tap (figure 3).
Open the tap very slowly in order to vent
the air.
926.527.2 - EN
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