How To Disassemble The Primary Boom - Genie Z-40/23N Service And Repair Manual

September 2016
22 Place 2 x 4 x 18 inch / 5 x 10 x 46 cm support
blocks under the cylinder, across the
secondary boom.
23 Remove the pin retaining fastener from the
primary boom lift cylinder rod-end pivot pin.
Use a soft metal drift to remove the pin.
Crushing hazard. The primary
boom lift cylinder could become
unbalanced and fall if not
properly supported by the lifting
device.
24 Lower the rod end of the primary boom lift
cylinder onto support blocks. Protect the
cylinder rod from damage.
25 Remove the pin retaining fastener from the
primary boom pivot pin.
26 Remove the primary boom pivot pin with a soft
metal drift. Carefully remove the primary boom
assembly from the machine.
Crushing hazard. The primary
boom could become unbalanced
and fall when removed from the
machine if not properly attached
to the overhead crane.
Part No. 1268528
Primary Boom Components
How to Dis ass embl e the Primary Boom
How to Disassemble the Primary
Boom
Note: Complete disassembly of the boom is only
necessary if the outer or inner boom tubes must be
replaced. The extension cylinder can be removed
without completely disassembling the boom. Refer
to Repair Procedure, How to Remove the
Extension Cylinder.
1 Remove the primary boom. Refer to Repair
Procedure, How to Remove the Primary
Boom.
2 Place blocks under the extension cylinder for
support.
3 Remove the retaining fasteners from the
extension cylinder barrel-end pivot pin. Use a
soft metal drift to remove the pin.
4 Remove and label the location of the wear
pads from the top side of the boom tube at the
platform end of the boom.
Note: Pay careful attention to the location and
amount of shims used with each wear pad.
Z-40/23N, Z-40/23N RJ
Service and Repair Manual
37