Siemens Building Technologies CE1B2540en 74 319 0616 0 b 18.07.2008 12/32
Room temperature is not correct
If the room temperature is never correct, neither in mild
nor in cold weather, make a room temperature readjust-
ment with the setting knob:
• Room temperature too low:
Turn the knob toward +
• Room temperature too high:
Turn the knob toward –
2540Z07
The setting knob's scale gives the room temperature
readjustment in °C.
If the room temperature is not correct in mild weather only
or in cold weather only, make the readjustment with the
heating curve. For that purpose, there are three setting
choices available, depending on the entries made by your
heating engineer.
To make a readjustment, proceed as follows: