Maintenance 2-4L41C, 2-4M41(Z), 4L42C, 4M42
82
HATZ
Manual
Overview — Checking/cleaning the air filter cartridge
1 Sealing surface
Step Activity
Dry contamination
1 Blow out the filter cartridge with dry compressed air from the in-
side to the outside until dust no longer emerges.
2 Check the sealing surfaces (2) of the filter cartridge for damage.
3 Check the filter cartridge for cracks in the filter paper and other
damage by holding it against the light at a slant or letting light
from a lamp shine through it.
4 Replace the filter cartridge if necessary (see note).
Moist or oily contamination
1 Renew the filter cartridge.
Mechanical air filter maintenance display
1 Red field
2 Reset button