Terex Genie Z-34/22 IC, Service And Repair Manual

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Service and Repair Manual September 2016
Primary Boom Components
30 Z-34/22 IC Part No. 1274592
How t o R emove t he Primary Boom How to Remove the Primary
Boom
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 (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 boom in the
stowed position.
1 Remove the platform.
2 Remove the platform rotator. Refer to Repair
Procedure,
How to Remove the Platform
Rotator.
3 Remove the jib boom. Refer to Repair
Procedure,
How to Remove the Jib Boom
.
4 Remove the jib boom bell crank.Refer to
Repair Procedure,
How to Remove the Jib
Boom Bell Crank
.
5 Support the slave cylinder.
6 Tag and disconnect the hydraulic hoses to the
slave cylinder and connect them together
using a connector. Plug the slave cylinder
hoses from the cable track.
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.
7 Remove the external snap ring from the slave
cylinder barrel-end pivot pin.
8 Use a soft metal drift to remove the slave
cylinder barrel-end pin.
9 Remove the slave cylinder from the primary
boom.
10 Support the cable track with an overhead
crane or similar lifting device.
11 Remove the cable track mounting fasteners,
then remove the cable track from the boom
and lay it off to the side.
Component damage hazard. The
boom cable track can be
damaged if it is twisted.
12 Remove the turntable end cover.
13 Remove the pin retaining fasteners from the
master cylinder rod-end pivot pin. Use a soft
metal drift to remove the pin. Pull the cylinder
back and secure it from moving.
14 Remove the drive speed limit switch mounted
on the side of the boom at the pivot end. Do
not disconnect the wiring.