Installation - JLG Lull 1044C-54 II Series Service Manual

Boom and Transfer

Installation

Front Carriage Tilt
Cylinder
6-20
WARNING: To avoid personal and/or equipment damage, support the
hydraulic cylinder before removing pins. Use suitable blocking
and lifting devices when removing heavy machine
components.
4. Remove capscrew (Item 4), lockwasher (Item 3), and lock pin (Item 2)
from upper pivot pin (Item 5) of front carriage tilt cylinder. Remove pivot
pin.
5. Carefully remove cylinder from boom nose (Item 1).
6. Clean with solvent and dry with compressed air. Inspect all
components for condition and wear. Replace as necessary.
(Ref. Fig. 6-11) The following steps are required to install the front carriage
tilt cylinder.
1. Using sling(s), crane, or other suitable means, position cylinder in
boom nose. Align cylinder with pin bosses in boom and install pivot pin.
Secure pin with lock pin, lockwasher, and capscrew. Torque capscrew
to 55 ft-lbs.
Note: Be sure to apply thread locking compound to the threads of the capscrew
before installing it.
2. Attach two (2) hoses to cylinder. Tighten swivel nuts on hoses (Item 6)
to 50–58 ft-lbs.
3. Lubricate grease fitting at each end of the cylinder with EP lithium
based grease.
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