Hatz Diesel 1B20V Original Instruction Book page 26

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– Remove the air cleaner cover.
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– Unscrew and remove knurled nut „1" and take
off air cleaner element „2".
– Clean the filter compartment and the cover.
Dirt and other foreign bodies must not be
allowed to enter the engine's air inlet points.
39
– On versions with a mechanical air cleaner
service indicator, check the condition and
cleanliness of valve plate „1".
– The filter cartridge should either be renewed
or, depending upon the degree of contamina-
tion, cleaned, or checked, as follows:
Cleaning the filter cartridge
Dry contamination
40
– Use compressed air to blow through the filter
cartridge from the inside outwards, until no
further dirt emerges.
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