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Cleaning and maintenance
▶ Press the
key to confirm ][/on.
The window open function is activated. The Parameter
settings menu appears on the display.
If the appliance detects an open window in the room in which it
is installed, the appliance stops the heating mode and ][
flashes on the display.
To continue the heating mode:
▶ Press the
or
key until ][/go appears.
▶ Press the
key to confirm ][/go.
The appliance reverts to heating mode. The room
temperature appears on the display.
The appliance cannot detect an open window in some cases
(e.g. if the appliance is in an isolated draught-free part of the
room, if it is near a heat source or if the temperature fluctuation
in the room is insufficient).
4.7
Key lock function
To avoid accidental changes to the settings, the control unit can
be locked.
To lock the control unit:
▶ Hold the
and
keys pressed for longer than 5
seconds.
The keylock is activated. Only the room temperature
appears on the display.
To unlock the control unit:
▶ Hold the
and
keys pressed for longer than 5
seconds.
The control unit is unlocked.
4.8
Calibrating the appliance
The appliance can be calibrated in order to adapt the
temperature shown on the display to the actual room
temperature.
To calibrate the appliance:
▶ Measure the room temperature and compare it to the
temperature displayed at the control unit.
▶ Press and hold the ,
The actual correction value appears on the display (default
setting 0.0 °C).
▶ Press the
or
key to adjust the displayed temperature
with the correction value of -3 °C to +3 °C.
To end the calibration:
▶ Press and hold the ,
The appliance reverts to the current operating mode.
60
and
keys at the same time.
and
keys at the same time.
If a key is not pressed for 5 seconds or more, the appliance
automatically exits calibration mode.
5
Cleaning and maintenance
No intervention whatsoever is permitted in the product.
▶ Do not use abrasive or caustic cleaning agents.
▶ Before cleaning the appliance, disconnect it from the
power supply and allow it to dry before reconnecting.
▶ Do not place the connecting lead on the heated convector.
▶ Prevent ingress of water into the electrical components.
▶ Clean the air inlet and outlet grille every six months with a
vacuum cleaner or a brush to remove dust and dirt.
Heat Convector 4000 – 6720883017 (2022/12)
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