Top Link And Right-Hand Lift Rod (Hydraulic Adjust) - New Holland T7030 Operator's Manual

TOP LINK AND RIGHT-HAND LIFT ROD
(hydraulic adjust)
The hydraulic adjust top link (1) is available in
conjunction with a hydraulic adjust right-hand lift rod
(2). Both the top link and the lift rod incorporate a
double--acting ram cylinder connected into No. IIII
remote control valve.
With Electro- -Mechanical Operation
To lengthen the right-hand lift rod and move the lower
link downwards, pull No. IIII remote control valve
lever (2) towards you. Push the lever away from you,
past the neutral position to retract the cylinder and
shorten the right-hand lift rod.
To lengthen the top link, depress and hold in the
button (1) on No. IIII remote control valve lever (2)
and pull the lever towards you. Push the lever away
from you, past the neutral position to retract the
cylinder and shorten the top link assembly.
With Electronic Operation
Two switches located on the cab 'C' pillar operate the
hydraulic top link and right--hand lift rod. Both
switches are spring centered and will return to the
neutral position when released.
Depress and hold the top of the left--hand switch (1)
to retract the top link, depress the bottom of the
switch to extend the link.
Depressing the top of the right--hand switch (2) will
retract the hydraulic cylinder and raise the link arm,
depress the bottom of the switch to extend the
cylinder and lower the link arm.
Automatic check valves on the top link and lift rod
cylinders will prevent them from 'creeping'.
SECTION 3 - - FIELD OPERATIONS
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3--97