Terex Genie Z-45/25 Bi-Energy, Service And Repair Manual

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Service and Repair Manual July 2021
Primary Boom Components
38 Z ® -45/25 • Z ® -45/25J Part No. 1312350GT
How to Disa ssem ble t he Pri mary Boom How to Disassemble the Primary
Boom
Complete disassembly of the boom is only
necessary if the outer or inner boom tube must be
replaced. The extension cylinder can be removed
without completely disassembling the boom. Refer
to Repair Procedure,
How to Remove the Primary
Boom Extension Cylinder
.
1 Remove the primary boom. Refer to Repair
Procedure, How to Remove the Primary
Boom
.
2 Place blocks under the barrel end of the
primary boom extension cylinder for support.
3 Remove the pin retaining fastener from the
extension cylinder barrel-end pivot pin at the
pivot end of the primary boom. Use a soft
metal drift to remove the pin.
4 Remove and label the location of the wear
pads from the platform end of the primary
boom.
Note: Pay careful attention to the location and
amount of shims used with each wear pad.
5 Support and slide the extension tube and
extension cylinder assembly out of the boom
tube.
Crushing hazard. The primary
boom extension tube could
become unbalanced and fall
when removed from the primary
boom tube if not properly
supported.
Note: During removal, the lifting device strap will
need to be adjusted for proper balancing.
6 Remove the external snap rings from the
extension cylinder rod-end pivot pin at the
platform end of the extension tube. Use a soft
metal drift to remove the pin.
7 Support and slide the extension cylinder out
of the base end of the extension tube. Place
the extension cylinder on blocks for support.
Crushing hazard. The
extension cylinder could
become unbalanced and fall
when removed from primary
boom extension tube if not
properly supported.
Note: During removal, the lifting device strap will
need to be adjusted for proper balancing.