September 2016
Service and Repair Manual
Jib Boom Components
Part No. 1268528
Z-40/23N, Z-40/23N RJ
29
3-3
Jib Boom Rotator (models with
rotating jib boom)
The platform rotator is a hydraulically activated
helical gear assembly used to rotate the jib boom
180 degrees.
How to Remove the Jib Boom
Rotator
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 rotator to an
appropriate lifting device.
3 Remove the eight mounting bolts from the jib
boom rotator mount.
4 Remove the center bolt. Carefully remove the
jib boom rotator from the machine.
Crushing hazard. The jib boom
rotator could become
unbalanced and fall when
removed from the machine if not
properly supported and secured
to the lifting device.
Note: When installing the jib boom rotator, be sure
to torque the fasteners to specification. Refer to
Specifications,
Machine Torque Specifications
.
5 Support and secure the jib boom bell crank to
an appropriate lifting device.
6 Remove the pin retaining fasteners from the
slave cylinder rod-end pivot pin. Do not
remove the pin.
7 Place a block of wood under the platform
leveling slave cylinder for support. Protect the
cylinder rod from damage.
8 Remove the pin retaining fasteners from the
jib boom bell crank at the extension boom.
Use a soft metal drift to remove the pin.
9 Use a soft metal drift to remove the slave
cylinder rod-end pivot pin.
10 Remove the jib boom bell crank from the
extension boom.
Crushing hazard. The jib boom
bellcrank may become
unbalanced and fall if it is not
properly supported when it is
removed from the machine.
Summary of Contents for Genie Z-40/23N
Page 63: ...September 2016 Service and Repair Manual Manifolds Part No 1268528 Z 40 23N Z 40 23N RJ 53 ...
Page 111: ...September 2016 Service and Repair Manual 101 Electrical Schematic Chassis ...
Page 114: ...Service and Repair Manual September 2016 104 Electrical Schematic Ground Controls ...
Page 115: ...September 2016 Service and Repair Manual 105 Electrical Schematic Platform Controls ...
Page 118: ...Service and Repair Manual September 2016 108 Ground Control Box Wiring Diagram ...
Page 119: ...September 2016 Service and Repair Manual 109 Platform Control Box Wiring Diagram ...
Page 122: ...Service and Repair Manual September 2016 112 Platform Control Box Wiring Diagram Options ...
Page 123: ...September 2016 Service and Repair Manual 113 Hydraulic Schematic ...
Page 125: ......