M&C TechGroup CSS-V2 Operator's manual - Manual (Page 20)

20 Gas sampling and gas conditioning technology 4-1.2-ME

The hose of the condensate pump SR25.2 should be checked every six months and, if necessary,
replaced (see chapter 15.3.1);

Remove dust periodical from the cooling fins with pressure air (see chapter 15.4)
15.1 REPLACEMENT OF THE FILTER ELEMENT AND THE O-RING
N O T E !
In any case you open the filter, the filter element has to be changed.
For changing the filter element and the O-ring:

Disconnect the mains voltage;

Unscrew the filter housing cover;

Exchange the filter element and/or O-ring. Pay attention to the correct insertion of the filter
element and the O-ring (the structural surface of the filter element has to be forward turned!).

Screw down the filter housing cover again.
Figure 7 Replacement of the filter element and the O-ring