Attention:
The flow behaviour of the suction filter is not
impaired whenever it has turned dark in co-
lour as long as the number of operating hours
is still below 5,000 h, unless the device is
used in a very dusty environment.
For hygiene reasons, do not send the tube sys-
tems or nasal cannula with the device.
10. Disposal
Do not dispose of the unit with domestic was-
te. To ensure proper disposal of the device,
consult an authorized waste disposal com-
pany.
You can find out their address from your en-
vironmental officer or municipal cleaning
department.
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