operation manual

82
Restore factory settings
9 Restore factory settings
The factory settings of the device can be re-
stored. If you do this, you will lose all your set-
tings.
To restore the factory settings of the wall thermostat,
please proceed as follows:
• Pull the electronic unit (B) forward (see fig. 7).
• Place the electronic unit back on the voltage sup-
ply unit (F) and press and hold down the system
button (D) for 4 seconds (see fig. 5)at the same
time, until the LED will quickly start flashing or-
ange.
• Release the system button again.
• Press and hold down the system button again for
4 seconds, until the status LED lights up green.
• Release the system button to finish the proce-
dure.
The device will perform a restart.