Zetor 3321 SUPER, Operator'S Manual

Page: 86 / 233

85
REAR THREE POINT HITCH
A 114 A 115 A 116
TOP LINK
Top link (1) is length adjustable within
range 180 mm. This is attached to the
tractor into one from four openings of
bracket that transfers impulses (senses)
from attached implement to the torsion
shaft located in hydraulic rockshaft.
Top link must be moved into
opening
!
d
!
at implement trans-
portation to avoid overload of
hydraulic kinematics system or
attached implement falling down.
TOP LINK
Pay attention to keep the same
length of joints from the link tube
at prolongation of the top link.
SELECTION OF TOP LINK POSITION
Attachment of top link into one from
openings "a"-"d" influences the following:
- Sensitivity of hydraulic response cont-
rol position selection lever in position
"D" or " M"). The biggest response
sensitivity is with top link in the
opening "a".
- Implement tilting when in lifted position
with regard to the implement frame
high (460 mm to 610 mm). The
smallest tilting is with top link in the
opening "a".
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