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14
Section 1: Assembly & Set-up
PS25120 Primary Seeder 313-156M
4/03/14
Hydraulic Lift Cylinders
Refer to Figure 1-11:
1.
Attach straight fittings (#26) to 3/8" x 17'-8" long
hydraulic hoses (#23) and tighten.
2.
Attach quick couplers (#27) to fittings (#26) and
tighten.
3.
Attach all four elbow fittings (#25) to hydraulic
cylinders (#19 & #20) with O-rings facing cylinder
ports.
4.
Attach one of the hydraulic hoses (#23) to the base
end of 3 1/2" hydraulic cylinder (#19). Attach the
other hydraulic hose (#23) to the rod end of 3 1/4"
hydraulic cylinder (#20). Tighten hoses to elbow
fittings. Do not tighten elbow fittings to the cylinders.
Refer to Figure 1-8 on page 12:
5.
Install 3 1/4" x 8" x 1 1/4" hydraulic cylinder (#20) to
the left side of the seeder with clevis pins (#21) and
secure with hairpins (#22) as shown in Figure 1-8.
6.
Install 3 1/2" x 8" x 1 1/4" hydraulic cylinder (#19) to
the right side of the seeder with clevis pins (#21) and
secure with hairpins (#22). (Not shown.)
Refer to Figure 1-11:
7.
Route hydraulic hose (#23) on the left side through
the split flex hose guard (#10) (See Figure 1-8 on
page 12), around the frame end plates, through the
holes in the box support, behind the upper hitch, and
along the tongue towards the hitch. Finish by going
through the spring hose loop.
8.
Repeat step 7 for the right side.
9.
Route hydraulic hose (#24) through the holes in the
box supports, around the frame end plates on both
ends and through the split flex hose guard (#10) (See
Figure 1-8 on page 12) to the cylinders. Any excess
hose should be coiled at the upper hitch and tied with
a plastic tie.
10. Attach hoses (#24) to the base end of 3 1/4"
hydraulic cylinder (#20) and to the rod end of 3 1/2"
hydraulic cylinder (#20). Tighten hose to elbow
fittings. Do not tighten elbow fittings to the cylinders.
11. Adjust angle of all elbows (#25) to suit and tighten.
12. Position hose clamps (#28 & #29) as shown and
fasten together with 5/16" carriage bolt (#30) and hex
flange nut (#31). Tighten nut to the correct torque.
13. Secure cylinder hoses and accumulator hoses to the
tongue using one of the plastic cable ties.
14. Verify all nuts have been tighten to the correct torque.
NOTE: Your Front Wheel Primary Seeder is
equipped with rephasing hydraulic lift cylinders. The
plumbing must be assembled correctly in order for
the rephasing cylinders to function properly.
Front Wheel Hydraulic Schematic
Figure 1-11
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