a) Device on/off button
b) Air supply flap start/stop button
c)
Timer on/off button
d) Time and day setting button
e) Heating level button
f)
Button for decreasing the value of a given parameter
g) Button for confirming a given parameter
h) Button for increasing the value of a given parameter
i)
Open window detection on/off button
j)
Day selection button (for automatic operation)
k) Automatic operation programming start button
l)
Auto-on button
m) Edit button
n) Automatic shutdown setting button
3.3.1 Startup
Connect the device to the power socket and set the power switch (E) to the "I"
position - the device will go into standby mode and the display (I) will show the
message "S."