Service Manual

10 Electrohydraulic Lift SystemLift Cylinder Servicing
Lift Cylinder Servicing
Description
The lift cylinder is a double acting cylinder measuring
1″ (25.4mm) in diameter. It is serviceable with Seal Kit
94--9723.
Rebuild Procedures
Disassembly
Clamp the cylinder in a v ise.
IMPORTANT: Use wood blocks to prevent damage to
the cylinder tube.
Using a spanner wrench, rotate the cylinder head
counterclockwise to remove it from the cylinder tube.
With the cylinder head removed from the cylinder tube,
pull the cylinder rod assembly from the tube.
IMPORTANT: Use care when removing the cylinder
rod assembly to prevent damage to the seals on the
cylinder tube threads.
Figure 13
Remove the locknut from the end of the r od.
Figure 14
Grease the rod threads to protect the O rings and remove
the piston and cylinder head from the rod.
Figure 15
Remove the seals from the piston.
Figure 16
1. Piston seal
2. Wear band
3. O ring
Remove the seals from the cylinder head.
Figure 17
1. Wiper seal
2. O ring
3. Backup washer
4. Polypack seal