USER INSTRUCTIONS
4
Diagnostics – Error codes:
This paragraph contains a list of error codes that the boiler may generate on the display 7 (see “Control panel”)
together with the relative indications and the operations that the user can carry out to reset the boiler.
If the problem re-occurs after the following actions have been taken, call an authorised Service
Centre.
_
E01
E01
E01
E01
_
Ionisation block
Code E01 lit continuously on the display.
Check that the gas valve on the boiler and gas meter are open and that there is gas in the mains supply (or in
the tank).
Switch off then switch on the appliance using switch 1 (see “Control panel”) on the control panel.
When the error code on the display disappears, the boiler will restart.
If the problem persists, Call the Service Centre.
_
E02
E02
E02
E02
_ Safety Thermostat tripped
Code E02 lit continuously on the display. Call the Service Centre.
_
E03
E03
E03
E03
_ Flue Gas Thermostat tripped
Code E03 lit continuously on the display. Call the Service Centre.
_
h2o
h2o
h2o
h2o
_ Low Water Pressure Alarm
Code H2O lit continuously on the display.
Fill the system until the pressure gauge reches 1.0 bar.
The boiler will restart automatically.
If the problem persists, Call the Service Centre.
_
E05
E05
E05
E05
_
Heating Sensor malfunction
Code E05 lit continuously on the display. Call the Service Centre.
_
E16
E16
E16
E16
_ Electric Fan Malfunction
Code E16 lit continuously on the display. Call the Service Centre.
_
E22
E22
E22
E22
_
Parameter programming request
Code E22 lit continuously on the display. Call the Service Centre.
_
E35
E35
E35
E35
_
Flame Detection Malfunction
Code E35 lit continuously on the display. Call the Service Centre.
N.B. If the boiler is to be left unused for a long period of time, the user must do one of the following:
Make the boiler safe by disconnecting all the power supplies (electricity and gas), and draining the heating
system and the condensate trap.
Leave the boiler in standby, leaving the electricity and gas supplies connected and, consequently the anti-freeze
function.
