9 Maintenance and cleaning
9.3 Replacing the primary filter
The primary filter cannot be cleaned; it must be completely replaced.
Cleaning the primary filter with compressed air or a hammer is not permitted.
9.4 Cleaning outer surfaces
Clean outer surfaces with a suitable industrial vacuum cleaner (dust class H in accordance with
1
DIN EN 60335-2-69 Appendix AA) or a damp cloth.
Dispose of cleaning residues/cloths in accordance with local regulations.
2
EN - 18
Use the On/Off switch to switch the device to Off.
1
Fig. 2 Assembly and use on page EN-9
Pull out the mains plug.
2
Unlock and open the service door using a square
3
wrench.
Remove the primary filter.
4
Dispose of the primary filter in accordance with
5
local regulations.
12 Disposal on page EN-21
Insert the primary filter.
6
Close the service door and lock it using
7
a square wrench.
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