REV C
Section 4 • Repair Procedures
June 2005
4 - 8
TMZ-34/19
Part No. 52075
Jib Boom Components
How to
Remove the Jib Boom
Perform this procedure with the
boom in the stowed position.
When removing a hose assembly
or fitting, the O-ring on the fitting
and/or hose end must be replaced
and then torqued to specification
during installation. Refer to
Section 2, Hydraulic Hose and
Fitting Torque Specifications.
1 Remove the platform. See 2-1, How to Remove
the Platform.
2 Disconnect the platform controls from the side
of the platform mount.
3 Disconnect the platform control cable plug from
the ground control box. Install the platform
controls into the outlet.
4 Raise the jib boom 4 to 5 feet / 1.2 to 1.5 m.
5 Lower the jib boom until the platform mount
rests on sawhorses or a work table of sufficient
capacity.
5 Mark the location of each cable retaining plate
in the upper jib boom.
6 Tag and remove the cable retaining plates from
the upper jib boom.
7 Attach a lifting strap from an overhead crane to
the rod end of the jib boom lift cylinder.
8 Remove the pin retaining fastener from the jib
boom lift cylinder rod-end pivot pin.
3-1
Jib Boom
a
primary boom
b
primary linkage
c
jib boom mount
d
upper jib boom
e
jib boom cylinder barrel-end pivot pin
f
jib boom lift cylinder
g
lower jib boom
h
jib boom cylinder rod-end pivot pin
i
platform mount
b
i
d
f
e
c
a
g
h
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