Adjusting The Temperature; Economy Mode; Frost-Protection Mode - Etherma SERENA ECO Instructions D'installation Et D'utilisation

START AND STOP OF THE HEATING FUNCTION
To switch on, briefly press the MODE button until the display
shows the desired comfort temperature. To turn the heater
off, press the MODE button to the stand-by position.
NOTE: The device saves your settings, it is only in stand-by
mode.

ADJUSTING THE TEMPERATURE

Use the + and - keys to increase or decrease the set point
temperature in 1 °C increments. This way you can adjust your
desired set temperature.
Close the doors of the room and wait a few hours until the
temperature has stabilised at the desired value. If the tem-
perature reached is not right for you, increase or decrease
the set point in 1 °C increments. Wait a few hours to check the
value of the comfort temperature.

ECONOMY MODE

When you are absent (2-24 hours) it is advisable to use this
operating mode for maximum efficiency. It is recommend-
ed to set the set-back temperature approx. 3 °C lower than
the comfort temperature. Press the MODE button until the
display shows the economy position "EC". Briefly press one
of the two + or - keys to display the Economy set point. To
change the set-back temperature, press the MODE button for
3 seconds and the economy display flashes. It is then possible
to change using the + or - buttons. Press the MODE button to

FROST-PROTECTION MODE

In the event of prolonged absence (> 24 hours), this operating
mode allows the room temperature to be maintained at ap-
proximately 7 °C. You then have the highest degree of econo-
my without risk of frost.
Press the MODE button until the display shows the frost po-
sition "HG".
TEMPERATURE DROP DETECTION (OPEN WINDOW DETECTION)
Press the MODE button until the display shows the frost po-
sition "HG". Next, press the MODE button and the '' - '' button
for 10 seconds. The display shows:
- '' FO '', the open window function is deactivated
- '' F1 '', the open window function is activated
- This function automatically switches off the heating if a
sudden drop in temperature is detected in the room (e.g. a
window or door is open).
- In this case, a flashing "FE" signal appears.
confirm. A temperature range of 7 °C up to the set comfort
temperature can be selected.
Deactivated Activated
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