Hatz 1D81. - Dry-Type Air Cleaner Maintenance

– Activate mechanical oil pressure monitor
(optional extra), chap. 4.1.4.
– Run the engine briefly to check the fuel filter
and lines for leaks.
5.4.2. Dry-type air cleaner maintenance
It is best to clean the filter cartridge only when
the maintenance indicator displays the appropri-
ate signal.
Apart from this, the cartridge should be renewed
after 500 hours of operation.
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– In case of the enclosed design, please remove
the cover of the enclosure in the order 1...2.
The decompression lever is also taken off
when the cover is removed.
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– Slacken off wing bolt „1“ and remove it with
cover „2“.
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– Carefully pull out filter cartridge „1“.
– On the version with air cleaner maintenance
indicator, check that valve plate „4“ is clean
and in good condition.
– Clean filter housing and cover.
Make sure that dirt or other foreign matter
cannot enter the engine air intake port.
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