Great-plains 2S-2600HDF Predelivery Manual User Manual download pdf (Page 24)

22 2S-2600HD Great Plains Manufacturing, Inc.

195-069Q 08/01/2007

Bleeding Fold Hydraulics

Refer to Figure 23

1. Review warnings, bleeding notes and system infor-

mation on page 20.

2. With drill unfolded and fold cylinders completely

extended, disconnect rod end pins and swing the cyl-

inders so they will not contact anything when

extended.

3. Loosen rod end hose JIC ﬁtting at elbow on left

fold cylinder.

4. Slowly supply oil to rod end of fold cylinders (line

noted as “Pressure 1st”) until oil appears at loosened

hose ﬁtting. Tighten ﬁtting and completely retract fold

cylinders.

5. With cylinders completely retracted, loosen base end

hose JIC ﬁtting at elbow on left fold cylinder.

6. Slowly supply oil to base end of fold cylinders (line

noted as “Pressure 2nd”) until oil appears at loos-

ened hose ﬁtting. Tighten base end hose ﬁtting and

cycle fold cylinders in and out several times.

7. Re-pin cylinder rod clevis.

Figure 24

Bleeding Fold Hydraulics

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Great-plains 2S-2600HDF Predelivery Manual User Manual Page 24