ABB -free@home WBI-S-1-xx-WL Series Product Manual page 25

5.3.2 Window sensor installation
Warning! – Risk of damage
Damage to the window frame and window sensor due to incorrect mounting
material
–
Note
Insert the battery only directly before programming starts.
To install the device, perform the following steps:
Note
If the square bushing is misaligned, the window states will not be displayed
correctly.
Product manual 2CKA001473B9425
Use only the screws that are supplied for installing the window sensor.
Observe the maximum length in order not to damage the window frame.
Connection and installation
1. Remove the existing window handle.
2. Align the reference mark on the
square bushing with the reference
mark of the window sensor.
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