d) Key lock (for keys and selection wheel)
The heating control is equipped with an integrated key lock
for the keys and the selection wheel, to protect the device
from unintentional operation (i.e. by children).
Activating the key lock
• To activate the key lock, simultaneously press the keys
"FUNKTION" and "PROG".
• "LOC" is displayed briefly on the display, all operating
functions are blocked.
Deactivating the key lock
• To deactivate the key lock, simultaneously press the two
keys "FUNKTION" and "PROG" until "LOC" is no longer
displayed (after about 2 seconds).
• All operating functions are available again.
e) Switching between comfort temperature and
lowering temperature
If a room is used at different times than set in the time pro-
gram you may change the temperature any time using the
selection wheel.
You may also switch directly from comfort temperature to
lowering temperature by pressing the "
f) Heating pause
Switching off the heating during the summer saves battery
energy and prolongs the service life of the batteries.
During the heating pause the valve is opened completely
and remains in this position. The weekly decalcification cy-
cle will, however, still be performed.
62
" key.