Remove old lift assist, Remove hydraulic cylinders and hoses – Great Plains 3P1006NT Assembly Instructions User Manual
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Remove Old Lift Assist
Great Plains Manufacturing, Inc.
3
05/05/2011
151-181M
Remove Old Lift Assist
Remove Hydraulic Cylinders and Hoses
Preparation
1.
If lift assist lock channels or stroke control spacers
are installed, raise drill and remove them.
2.
Support the drill frame with a jack placed at each
end under the frame plate
3.
Put remote outlet in Float to remove hydraulic pres-
sure.
Escaping fluid under pressure can have sufficient pressure to
penetrate the skin. Check all hydraulic lines and fittings before
applying pressure. Fluid escaping from a very small hole can
be almost invisible. Use paper or cardboard, not body parts,
and wear heavy gloves to check for suspected leaks. If injured,
seek immediate medical attention from a physician familiar
with this type of injury.
Remove Hydraulic Hoses
4.
Disconnect each hose connection
end) of hydraulic cylinder.
5.
Remove all seven clips (bolts, lock washers and
nuts)
holding hoses to the underneath part of the
walkboard and along both sides of the frame.
6.
Undo the ends of each cylinder hose
from the end
ports of the tee
7.
Undo the end of the tractor feed-line
tee
.
Save the tractor feed-line hose, it is reused.
841-286C HH1/4R2 134 9/16FJIC 1/2MNP
Save the hose clips, they are reused.
800-239C 1.125 WIRING AND TUBE CLIP
Save the bolts, lock spring washers and nuts that go
with the clips. They are reused.
804-013C WASHER LOCK SPRING 3/8 PLT
Remove Cylinders
8.
Remove pin clevis, cotter pin and washer to release
the cylinder from the eyebolt. Remove pin clevis and
fasteners holding bottom of cylinder to assist arm.
Remove both cylinders, they are not reused.
Figure 3
Disassemble Hydraulic Lines
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