JLG X23J - X700AJ Service Manual User Manual

Page 439

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SECTION 5 - HYDRAULICS

3121448

– JLG Lift –

5-13

Replace the seals on the piston. DO NOT attempt to sal-
vage cylinder seals, sealing rings or o-rings. ALWAYS use
a new, complete seal kit when rebuilding hydraulic com-
ponents. Consult the parts manual for ordering informa-
tion.

Figure 5-29.

Mount the seals in the following order:

1. Seal

2. Support bearing

3. Bearing

Figure 5-30.

Install the piston on to the end of the cylinder rod. Loc-
tite® 270TM

NOTE: If a white powdery residue is present on threads and

parts, it can be removed. Clean the residue away
with a soft brass wire brush prior to reassembly, and
wipe clean before reinstallation.

Figure 5-31.

Refer to “Hydraulic Cylinder Torque Specifications,” for
tightening guidelines for the piston.

Figure 5-32.

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