Control Of Single-Acting Hydraulic Cylinder; Control Of Double-Acting Hydraulic Cylinder - Zetor 86 41 forterra turbo Operator's Manual

CONTROL OF SINGLE-ACTING HYD-
RAULIC CYLINDER
Single-acting hydraulic cylinder is ever
connected with quick-coupler No "1":
lifting lever is in position "a"
(pressure in quick-
coupler No "1")
lifting finished lever is moved to po-
sition "b" - neutral
lowering lever is moved to po-
sition "c" - floating
Lowering fin- lever is moved to po-
ished sition "b" – neutral
Note: Picture F_02_H11 shows location
of quick-couplers in basic configuration.
HYDRAULIC SYSTEM
F_02_H11
CONTROL OF DOUBLE-ACTING
HYDRAULIC CYLINDER
Double-acting hydraulic cylinder is con-
nected with quick-coupler No "1" and
No "2":
Movement in
one direction
Movement fin-
ished
Movement in
opposite direc-
tion
Movement fin-
ished
Note: Picture F_02_H12 shows location
of quick-couplers in basic configuration.
F_02_H12
CONTROL OF DOUBLE-ACTING
HYDRAULIC CYLINDER
(lever in position "a" –
pressure in quick-
coupler "1")
(lever in position "b" –
neutral)
(lever in position "d" -
pressure in quick-
coupler "2")
(lever in position "b" -
neutral)
112
Outer circuit control lever must
be moved as quickly as possible
over position „c" (floating po-
sition) when working with double-
acting hydraulic cylinder). Be-
cause both sides of cylinder are
connected with the return line
and so the uncontrolled move-
ment of piston rod can start.
F_02_H13