Jib Boom Bell Crank (Models Without Rotating Jib Boom) - Genie Z-40/23N Service And Repair Manual

Service and Repair Manual
Jib Boom Components
13 Remove the mounting fasteners from the jib
boom/platform rotate manifold and lay the
manifold to the side. Do not remove the hoses
or disconnect the wiring.
Component damage hazard.
Hoses and cables can be
damaged if they are kinked or
pinched.
14 Attach a lifting strap from an overhead crane
to the rod end of the jib boom lift cylinder.
15 Use a soft metal drift to remove the jib boom
rod-end pivot pin. Remove the jib boom lift
cylinder from the machine.
Crushing hazard. The jib boom
could fall when the pin is
removed if not properly
supported by the overhead
crane.
16 Remove the pin retaining fastener from the jib
boom pivot pin. Do not remove the pin.
17 Attach a lifting strap from an overhead crane
to the jib boom.
18 Use a soft metal drift to remove the jib boom
pivot pin. Carefully remove the jib boom from
the machine.
Crushing hazard. The jib boom
could fall when the pin is removed if
not properly supported by the
overhead crane.
28
3-2
Jib Boom Bell Crank (models
without rotating jib boom)
How to Remove the Jib Boom
Bell Crank
Note: Perform this procedure with the boom in the
stowed position.
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.
1 Remove the jib boom. Refer to Repair
Procedure, How to Remove the Jib Boom.
2 Support and secure the jib boom bell crank to
an appropriate lifting device.
3 Remove the pin retaining fasteners from the
slave cylinder rod-end pivot pin. Do not
remove the pin.
4 Place a block of wood under the platform
leveling slave cylinder for support. Protect the
cylinder rod from damage.
5 Remove the pin retaining fasteners from the
jib boom bell crank at the extension boom.
Use a soft metal drift to remove the pin.
6 Use a soft metal drift to remove the slave
cylinder rod-end pivot pin.
7 Remove the jib boom bell crank from the
extension boom.
Z-40/23N, Z-40/23N RJ
September 2016
Crushing hazard. The jib boom
bellcrank may become
unbalanced and fall if it is not
properly supported when it is
removed from the machine.
Part No. 1268528