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- on the digital display, check that the pressure of the cold water
circuit is between 1 bar and 1.5 bar
- adjust the ambient temperature thermostat to the desired
temperature (~20°C) or, if the system is equipped with a
programmable thermostat or timer, ensure that the thermostat or
timer is "active" and set correctly (~20°C)
- each time the boiler is electrically powered the display shows a
series of information, then the boiler begins an automatic venting
cycle that lasts about 2 minutes
- the display shows the symbol
.
Turn the mode selector to the required position:
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By turning the function selector to within the adjustment range, the
boiler produces domestic hot water and heating water. The boiler
lights automatically in response to a heat request.
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The digital display indicates the heating water temperature. The
boiler lights automatically in response to a request for domestic hot
water. The display indicates the domestic hot water temperature.
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By turning the selector to the summer symbol
the standard
function of just domestic hot water is activated. The boiler lights
automatically in response to a request for domestic hot water. The
digital display indicates the delivery temperature.
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Turn the heating water temperature selector into sector highlighted
with white markers to activate the C.T.R self-adjusting system:
depending on the temperature set on the ambient thermostat and
the time taken to reach it, the boiler automatically varies the heating
water temperature by reducing operating time, thereby achieving
increased comfort and energy savings.
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To adjust the heating water temperature, turn the mode selector to
within the adjustment range (turn clockwise to increase the value
and anticlockwise to reduce the value).
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Depending on the type of system, the most suitable temperature
range can be pre-selected:
- standard systems 40-80 °C
- floor installations 20-45°C.
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When an external probe is installed, the delivery temperature
is automatically selected by the system, which quickly adjusts
the ambient temperature according to variations in the outside
temperature. If you want to alter the temperature value (increasing
or reducing the value automatically calculated by the electronic
card), use the heating water temperature selector: turn it clockwise
to increase the temperature, or anticlockwise to reduce it.
The correction possibility is between 15° C and 25° C of comfort (0 =
20° C), shown on the digital display by rotating the knob.
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To adjust the domestic water temperature (bathrooms, showers,
kitchen, etc.), turn the knob with the symbol
:
- clockwise to increase the value,
- anticlockwise to decrease the value (min. value 37°C - max.
value 60 °C).
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The boiler is in standby until the burner switches on following a
heat request.
The boiler will be in function until the heat request is reached,
afterwards it will be in “standby” again.
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In the event of a temporary absence, weekends, short journeys
and so on:
- turn the mode selector to
OFF.
