11-1
11. HYDRAULIC SYSTEM
Lx410/450/490 Operator's Manual
11.HYDRAULIC SYSTEM
■ Use the 3-Point Hitch Control Lever
1. Use the 3-point hitch control lever to raise and
lower the implement that is attached to the 3-point
hitch.
2. Adjust the position stop knob to set the implement
to the lowest possible height.
(A) 3-point hitch control lever
(B) Position stop knob
(a) Moving the 3-point hitch control lever forward
lowers the implement.
(b) Moving the 3-point hitch control lever backward
raises the implement.
● Always completely release
the internal hydraulic
pressure before
disconnecting a hydraulic
line.
● Always ensure that all
connections are securely
tightened.
● Always ensure that all
hydraulic lines, pipes and
hoses are free from wear
and/or damage.
1. 3-point Hitch Control System
IMPORTANT
● Avoid operating the 3-point hitch control lever
before the engine has been sufficiently warmed
up.
● Operating the 3-point hitch control lever while the
engine has not yet been sufficiently warmed up:
• can damage the hydraulic system
• can result in the complete failure of the
hydraulic system
● If abnormal noise occurs after the 3-point hitch
has been raised, incorrect adjustment or failure
of the hydraulic system are possible causes.
• immediately stop the operation
• contact YOUR LOCAL YANMAR TRACTOR
DEALER to check and repair the tractor
NOTE
● The 3-point hitch delivered with the tractor is a
Category 1.
NOTE
● The 3-point hitch control lever is labeled 1 to 6.
● The numbers:
• for reference purposes only
• do not indicate any exact height position for the
implement that is attached to the 3-point hitch
● The lower the number, the closer the lower links
is to the ground.
3P_hitch_lever_4
(A)
(a)
(b)
(B)
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