User manual
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LIFETECH s.r.o.
7. Maintenance
Keep the air intake and outlet openings free and clean. Clean the surface of the device and
the holes only if the device is disconnected from the mains. Never interfere with the inside
of the device. Any objects, and especially not liquids, should not get into the device.
•
Clean the filters on both sides of the device carefully with a vacuum cleaner directly over the grid,
where you see installed filters.
•
Frequency of filters replacement at least once a year using the procedure shown in the picture below.
1
Use a hex key Allen wrench to loosen the 5-6 screws (depending on the model).
2
Release the grid housing with the filter.
3
Remove the filter and replace it with a new one. Make sure that the filter fits correctly. If not, rupture
or other damage may occur.
4
Replace the housing and secure it with screws.
5
Repeat the same procedure on the opposite side.
Replacement of the discharge element must be carried out only by the manufacturer or an authorized
service centre.
Filter replacement procedure:
Maintenance recommendations:
1
3
2