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.
EN - 20
Insert the pre-filter.
9
Close the service door and lock it using a square
10
wrench.
Set the <On/Off> switch to <O>.
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-24
Insert the primary filter.
6
Close the service door and lock it using a square
7
wrench.
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