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3. Operating the Boiler
3.1 Turning the Boiler On or Off
To turn the boiler on or off, press the Power button.
When the power is on, the water temperature of the space
heating supply will appear on the front panel display.
When displaying the water temperature of the space
Note
heating supply, the space heating icon turns on.
3.2 Adjusting the Temperature
3.2.1 Adjusting the Space Heating Temperature
To adjust the space heating temperature:
1. Press the Space heating button. The space heating
temperature will flash.
10
Operating the Boiler
2. Press the + (Up) or – (Down) buttons until the desired
temperature appears on the display.
You can adjust the temperature while the display is flashing.
If no buttons are pressed for 5 seconds or if the ECO button
is pressed, the current temperature setting will be stored
automatically.
Take note of the original heating temperature in
Note
case you want to restore it to the default.
The default space heating temperature range is
40°C to 90°C.
The boiler will retain your settings during a power
outage.
3.2.2 Adjusting the DHW Temperature
WARNING
Before adjusting the water temperature, carefully read "To
prevent burns:" on page 4. Water above 52°C can cause
instant scalding or severe burns.
To adjust the water temperature:
1. Make sure that all hot water taps are closed, and ensure that
the internal circulator and any external circulating pumps
are off.
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