horsch Pronto 3 - 6 DC, Operating Instructions Manual

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Dam harrow
The dam harrow is attached between tyre packer
and seed bar. It levels the dams created be-
tween the tyres thus ensuring a level seedbed.
The two outer harrows are spring-loaded and
can therefore adapt to the soil and avoid obsta-
cles, such as large rocks.
Dam harrow
Setting
A
A
Adjusting the harrows
¾
Loosen the screws (A), slide the harrow tines
to the desired position and retighten the
screws (A).
¾
Adjust the harrows so that dams are levelled
but no furrows are created.
¾
Make the same setting on all harrows.
¾
Check the working results in the field and
correct the settings, if required.
Outer harrows
Adjusting the outer harrows
¾
Loosen the screws, place in a different po -
sition on the hole pattern and fasten again.
¾
Adjust the outer harrows so that dam is lev-
elled but no furrow is created.
¾
Make the same adjustments on both sides of
the machine.
¾
Check the working results of the harrows in
the field and correct the setting, if required.
Maintenance
¾
Check the scrapers for wear and firm seating
before starting to work.
¾
Re-adjust or replace the scrapers, if neces-
sary.
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