KA IMO 2021 6 V2.1

40 systemair
3.4.4 Active charcoal lter
Caution
See also section 3.1 General instructions and 3.4 Filter.
See the values in the selection program data and on the nameplate.
Commissioning
Ifnotalreadyinstalled,inserttheltercassettesintothesupportplate:
• pushtheltercassetteagainstthesupportplateuntilthelocksengageintheholes,androtatethecassetteinthe
direction opposite the arrow on the cassette,
• repeattheproceduretollalltheopeningsonallthesupportplates,
• checktheairtightnessofthelterframe-casingjoints,
• checktheairtightnessofthesupportplate-lterframejoints,
• checktheairtightnessoftheltercassette-supportplatejoints.
Maintenance
Replacetheltercassettes:
• rotatetheltercassetteinthedirectionofthearrowandpryitoutofthesupportplate,
• repeattheproceduretoremovealltheltercassettes,
• clean the section casing if necessary,
• insert new cassettes in the opposite direction and in the reverse order,
• checktheairtightnessofthelterframe-casingjoints,
• checktheairtightnessofthesupportplate-lterframejoints,
• checktheairtightnessoftheltercassette-supportplatejoints.
Under normal air ventilation conditions, relative humidity does not have a large effect on the adsorption capacity of
activated carbon.