JLG 18RS Service Manual - Manual (Page 99)

SECTION 5 - HYDRAULICS
3121284 – JLG Lift – 5-9
Lift Cylinder
DISASSEMBLY
1. Remove all valve cartridges and plugs.
2. Unscrew the cylinder head from the barrel and pull the
rod assembly from the cylinder barrel.
3. Unscrew the setscrew and piston from the rod assembly.
4. Remove the cylinder head from the rod assembly.
5. Remove the seals from the piston.
6. Remove the seals from the cylinder head.
ASSEMBLY
1. Install seals on the components.
2. Install the head and piston on the rod.
3. Screw in the setscrew.
4. Install the rod assembly into the barrel.