USER INSTRUCTIONS
5
3
2
GREEN AREA
1.2 bar
0.5 bar
1.5 bar
3 bar
M
R
6. Filling the system
In order to restore the water pressure of the system,
open the filling tap R (fig. 2) and check by means of a
pressure gauge M, that the pressure of the system
reaches the middle part of the green zone (which
corresponds to 1,2 bar, see fig. 3).
On completion, close the filling tap R (fig.2).
7. Diagnostics – Error codes
This paragraph contains a list of error codes that the
boiler may generate on the display together with the
relative indications and the operations that the user can
carry out to reset the boiler.
Code E01 Ionisation malfunction
Check that the gas valve on the boiler and gas meter
are open. and that there is gas in the mains supply.
Press Reset button
‘
’ on the control panel to reset
the error;
When the error code on the display disappears, the
boiler will restart automatically.
If the problem persists, Call the Service Centre.
Code E02 Safety Thermostat tripped
.
Press Reset button
‘
’ on the control panel to reset the error;
When the error code on the display disappears, the boiler will restart automatically.
If the problem persists, Call the Service Centre.
Code E03 Air Pressure Switch Tripped
.
Call the Service Centre.
Code E04 Water Pressure Switch Tripped
( ).
Check the water pressure in the central heating circuit. The reading on the pressure gauge M (see fig. 2),
located on the lower part of the boiler, must not be less than 1,2 bar.
If the pressure is less than 1,2 bar, top-up the system as described in paragraph “Filling the system”.
When the error code on the display disappears, the boiler will restart automatically.
If the problem persists, Call the Service Centre.
Code E05 Heating Sensor malfunction
.
Call the Service Centre.
Code E06 D.H.W sensor malfunction. Call the Service Centre.
Code E18 Inadequate circulation
.
Call the Service Centre.
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