4-4
GTH-2506 GTH-3007
Part No. 57.4400.9220GT
August 2018
Section 4 • Repair Procedures
How to Disassemble the Boom
WARNING
Bodily injury hazard. This
procedure requires specific
repair skills, lifting equipment
and a suitable workshop.
Attempting this procedure
without these skills and tools
could result in death or serious
injury and significant component
damage. Dealer service is
strongly recommended.
Note: 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
.
Note: Perform this procedure on a firm, level
surface with the boom in the stowed position and
the wheels chocked.
1 Remove the boom from the machine and lay
it on stands, checking that it is stable. Refer
to Repair Procedure 1-1,
How to Remove the
Boom
.
2 Remove the lifting fork frame. Refer to Repair
Procedure 1-1,
How to Remove the Lifting Fork
Frame
.
BOOM COMPONENTS
b
a
d
c
e
f
g
g
g