Primary Boom Cable Track - Genie ZX-135/70 Service And Repair Manual

April 2018
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Primary Boom Cable Track

The primary boom cable track guides the cables
and hoses running up the boom. It can be repaired
link by link without removing the cables and hoses
that run through it. Removing the entire primary
boom cable track is only necessary when
performing major repairs that involve removing the
primary boom.
How to Remove the Primary
Boom Cable Track
Note: When removing a hose assembly or fitting,
the O-ring (if equipped) on the fitting and/or hose
end must be replaced. All connections must be
torqued to specification during installation. Refer to
Specifications, Hydraulic Hose and Fitting Torque
Specifications.
Note: Perform this procedure with the machine on
a firm, level surface.
Note: Perform this procedure with the boom in the
stowed position.
1 Remove the cover from the lower jib boom
cable track.
2 Tag and disconnect the electrical connectors
inside the lower cable track.
3 Remove the hose and cable clamp retaining
fasteners from lower cable track at the pivot
end of the jib boom. Remove the clamps.
Part No. 1279835GT
4 Pull the electrical cables out of the lower cable
track that lead to the primary boom.
5 Tag and disconnect the electrical connectors
from the jib boom manifold located at the
platform end of the primary extension boom.
6 Tag, disconnect and plug the two hydraulic
hoses from the jib boom manifold that lead to
the platform manifold. Cap the fittings on the
manifold.
7 Remove the retaining fasteners from the hose
and cable guide at the platform end of the
primary boom. Remove the hose and cable
guide.
8 Tag and disconnect the electrical connector
from the limit switch on the side of the primary
boom. Do not remove the limit switch.
9 Remove the cotter pin from the upper cable
track tube at the platform end of the primary
extension boom.
Note: Always replace the cotter pin with a new one.
ZX®-135/70
Service and Repair Manual
Boom Components
Component damage hazard.
Cables can be damaged if they
are kinked or pinched.
Bodily injury hazard. Spraying
hydraulic oil can penetrate and
burn skin. Loosen hydraulic
connections very slowly to allow
the oil pressure to dissipate
gradually. Do not allow oil to
squirt or spray.
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