JLG X20JP - X600AJ Service Manual - Manual (Page 190)

SECTION 5 - HYDRAULICS
5-12 – JLG Lift – 3121623
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.
Mount the seals in the following order:
1. Seal
2. Support bearing
3. Bearing
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.
Refer to “Hydraulic Cylinder Torque Specifications,” for
tightening guidelines for the piston.