Wireless Doorbell SFK 16 A1
Repair and Maintenance
Repair work is necessary if the device has been
damaged or if water or objects have penetrated
inside the housing, the receiver is exposed to
rain or if it does not work correctly or has been
dropped. If smoke, unusual noises or smells are
noticed, power off the device immediately. In
these cases the device should not be used
further and should be inspected by authorized
service personnel. Please contact qualified
personnel when repair is needed. Only use a
clean, dry cloth for cleaning. Never use any
corrosive liquids.
90 - English