JLG 80SL Service Manual - Manual (Page 78)

SECTION 3 - CHASSIS, PLATFORM & SCISSOR ARMS
3-42 – JLG Lift – 3121325
Lift Cylinder Removal
USE CAUTION WHEN REMOVING AND MOVING THE LIFT CYLIN-
DER. THE LIFT CYLINDER ASSEMBLY WEIGHS APPROXIMATELY
992 LBS (450 KG). USE APPROPRIATE LIFTING DEVICES.
1. Follow the procedures on the previous pages to
remove the platform and scissor arm assemblies.
2. Shutoff flow of hydraulic fluid by closing the shutoff
levers on the hydraulic tank (see Figure 3-20.).
Remove all hoses and/or wires from the Lift Cylinder
(1).
MAKE SURE THE FITTING ON THE LEAK OIL LINE IS CLOSED TO
PREVENT EXTENSION OF THE CYLINDER WHILE LIFTING FROM
THE MACHINE.
3. Place a strap, attached to an overhead lifting device,
through the top portion of the lift cylinder to secure
the cylinder.
4. Put the cylinder into a vertical position with the over-
head lifting device.
5. Remove the Bolt (2) and Lockwasher (3). Pull the
Pin (4) out of the machine.
6. Carefully raise the Lift Cylinder (1) from the chassis
using an overhead crane or other suitable lifting
device..
NOTE: Follow the removal procedures in reverse order
when installing the lift cylinder.
4
2
3
1
STRAP
1. Lift Cylinder
2. Bolt, M20 x 35mm
3. Lockwasher, M20
4. Pin
Figure 3-37. Lift Cylinder Removal