User Manual
Initial operating procedures
Filling instructions
Check the water pressure on the pressure gauge regularly and make sure that the figure is between 0.6 and1.5 bar when the system is cold. If the pressure is just under the minimum value,
If the pressure drops very frequently, there may be a water leak at some point in the system. If this is the case a plumber should be contacted
Ignition procedure
Press the ON/OFF button on the control panel to switch on the boiler. The green LED 3 will illuminate indicating that the boiler is ready to operate.
The electronic control unit will ignite the burner, without any manual intervention but in response to the request for Domestic Hot Water or Central Heating. If, after approximately 10 seconds, the burner has not ignited, the boiler’s safety devices will shut off the gas and the red LED 8 illuminates. To reset the ignition system, the Reset button 10 must be pressed and released.
Adjusting the heating
It is possible to set the temperature of the heating water by adjusting the knob 5. By positioning the indicator somewhere between min. and max. A temperature may be obtained which varies from approximately 40°C to approximately 82°C.
The water temperature in the primary circuit may be checked by means of the green leds 1.
1
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Should the boiler fail to ignite a second time, check that the external gas cock is open. If the problem persists, contact an Authorised Service Centre.
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Winter or summer operating modes
In the “winter” operating mode, the boiler will produce both Central Heating and Domestic Hot Water. In the “summer” operating mode, the boiler will produce only Domestic Hot Water. Using the knob on the control panel, the user can select “winter” or “summer” operating mode. Keeping the knob 5 at the 
position selects the “summer” operating mode. “Winter” operating mode may be selected by positioning the knob 5 between the min. and max. settings.
Domestic Hot Water temperature adjustment - E-COMBI
It is possible to set the temperature of the domestic hot water by adjusting the knob 6. A temperature may be obtained which varies from approximately 36°C to approximately 60°C.
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6
Switching off the heating
To switch off the heating mode turn
the button 5 to the position 
. The boiler will now only produce Domestic Hot Water.
Stand by
To switch off the boiler press the ON/OFF button 2. The green LED 3 will go off.
Switch off the boiler completely by switching the external electrical switch to the OFF position.
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5
