Changing battery
Screw mounting
Using screws will damage the window and/or
door. For those living in rented accommodation,
this could lead to a landlord making claim for
compensation or holding back a tenant's deposit.
For mounting the window / door contact with the sup-
plied screws, please proceed as follows:
•
Mark the bore holes (A) on the window / door
frame (see figure 8).
•
If you are working with hard surfaces you should
pre-drill the holes marked using a 1.5 mm drill
(not necessary for soft surfaces).
Place the electronic unit (B) to the desired
•
mounting location and turn both countersunk
head screws into the bore holes (A) (see figure 7).
6
Changing battery
If an empty battery is displayed via the app or the device
(„7.4 Error codes and flashing sequences" on page 37),
replace the used battery by a new LR03/micro/AAA bat-
tery. You must observe the correct battery polarity.
To replace the battery of the window / door contact,
please proceed as follows:
Pull the cap (D) off the electronic unit (B). There-
•
fore, gently squeeze the cap from above and
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