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6 Maintenance
6.1 General maintenance
Careful!
Clean the screen with a soft cloth.
Never apply water and/or (cleaning) liquid to the screen.
6.2 Replace battery
Replace battery
If there is no response to the operation of the buttons and the LED no
longer lights up if buttons are operated, the battery voltage is too low.
(Not applicable if the optional 230 volt power supply interface is used.)
Replace battery with correct type CR2032.MRF battery manufacturer
Renata (or Panasonic CR-2032/BS ).
Pay attention to the position of the battery! The text marked "+" must
always be legible after inserting the battery.
For replacing battery take Wireless Controller with humidity sensor
from the wall bracket (see
®
Remove Wireless Controller with
humidity sensor from wall bracket
Wireless Controller with humidity sensor 616880-B
Brink / 19