PIEROBON TD 21 Series, Руководство оператора и запасные части

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22
L) Row unit adjustment
1) Depth adjustment of the front no-till coulter is done by
removing the pin and matching the hole in the vertical bar
to the one in the main supporting bar at the desired depth
and setting the pin back
(Picture 22-A)
.
2) Individual adjustment is done by means of a threaded
crank
(Picture 23-A)
placed at the rear part of the openers
set. The cranks have a reference guide mark which repre-
sent approximately 1 cm variation.
3) Closing wheels down-force adjustment is carried out by
a handle
(picture 23-B)
which can be positioned into different
slots
(picture 23-C)
to increase or decrease downpressure.
These closing wheels also count on a lever used to
change their angle of attack to modify the closing ridge
features
(Picture 23-D).
M) Row markers adjustment:
Picture 22
Picture 23
To carry out this operation,
machine must be in raised
position.
Place locks in all hydraulic
cylinders before repairing
or adjusting openers
(Picture 2-Page 1).
If the hydraulic system
fails while someone
is under the machine,
openers will fall rapidly,
causing serious injuries
or death.
Verify adjustment once the
machine has run some meters
forward with openers touching
the ground in work position
and lowered row marker.
A
A
D
B
C
WARNING
WARNING
WARNING