Children must not play with the device.
Children must not clean and maintain the
device unsupervised.
Inexpert use can cause personal injury and
lead to material damage to the CO
2.3 Warranty
Zehnder offers a 24-month warranty on this
device. This period applies from the date of
installation up to a maximum of 30 months
after the production date of the device.
The warranty is void if:
■ a defect is the result of inexpert or
careless use of the device;
■ a defect resulting from contamination of
the device;
■ parts from another manufacturer have
been used;
■ repairs have been carried out by
unauthorised persons.
Not covered by the warranty:
■ costs for disassembly and assembly
on-site;
■ wear and tear from normal use.
3. Commissioning
Sensor.
2
3.1 Prerequisites for the correct
■ Make sure that the Device is not covered
■ Ensure sufficient air supply. To do this,
■ The ventilation setting cannot be adjusted
functioning of the CO
so that the air quality can be measured.
for example, open a hinged window or
existing ventilation grilles in the windows,
window frames or sliding doors.
manually on every device. This is only
possible on a CO
Sensor set by the
2
installer as a controller.
Sensor
2
19 - EN