Jib Boom Components; Jib Boom - Genie S-80 Service Manual

Section 4 • Repair Procedures
Jib Boom Components, S-85
3-1

Jib Boom

How to Remove the Jib Boom
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 the
hose end must be replaced. All connections must
be torqued to specification during installation.
Refer to Section 2, Hydraulic Hose and Fitting
Torque Specifications .
1 Remove the platform. See 2-1, How to Remove
the Platform .
Note: Models equipped with platform overoad
system: If the platform overload components are
disassembled and/or removed from the platform
support, the platform overload system will need to
be calibrated. See 2-4, How to Calibrate the
Platform Overload System.
2 Models equipped with platform overload
system: Tag and disconnect the electrical
connector from the platform load sense module.
3 Remove the hose and cable cover from the side
of the jib boom.
4 Remove the hose and cable clamp from the jib
boom pivot pin. Lay all hoses and cables to the
side.
Component damage hazard.
Hoses and cables can become
damaged if they are kinked or
pinched.
4 - 16
5 Tag, disconnect and plug the jib boom lift
cylinder hydraulic hoses. Cap the fittings on the
cylinder.
6 Attach a lifting strap from an overhead crane to
the jib boom assembly.
7 Place blocks under the platform leveling
cylinder for support. Protect the cylinder rod
from damage.
8 Remove the pin retaining fastener from the
slave cylinder rod-end pivot pin. Use a soft
metal drift to remove the pin.
9 Remove the pin retaining fastener from the jib
boom bellcrank to primary boom pivot pin.
10 Use a soft metal drift to remove the pin and
carefully remove the jib boom assembly from
the primary boom.
S-80 • S-85 • S-80X
February 2012
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.
Crushing hazard. The jib boom
could fall when the slave cylinder
rod-end pivot pin is removed if not
properly attached to the overhead
crane.
Crushing hazard. The jib boom
could become unbalanced and fall
when removed from the machine if
not properly attached to the
overhead crane.
Part No. 122985