Terex Genie Z-45 DC, Service And Repair Manual, Page: 42 / 140

32 Z
®
-45 DC • Z
®
-45 FE Part No. 1297714GT
July 2020 Service and Repair Manual
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.
WARNING
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 overhead lifting device
strap will need to be carefully adjusted for proper
balancing.
6 Remove the external snap rings from the
extension cylinder rod-end pivot pins at the
platform end of the extension tube. Use a soft
metal drift to remove the pins.
7 Support and slide the extension cylinder out of
the base end of the extension tube. Place the
extension cylinder on blocks for support.
WARNING
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 overhead lifting device
strap will need to be carefully adjusted for proper
balancing.
Primary Boom Components