Terex Genie Z-34/22 IC, Service And Repair Manual

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Service and Repair Manual September 2016
Primary Boom Components
32 Z-34/22 IC Part No. 1274592
How t o 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 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 Label the location of all wear pads from the
outer boom tube at the platform end. Remove
all wear pads, including shims, from the
platform end of the boom.
Note: Pay careful attention to the location and
amount of shims used with each wear pad.
5 Carefully rotate the barrel end of the extension
cylinder until the pin mounting bore is in a
vertical position.
6 Attach a lifting strap from an overhead crane
to the extension tube at the platform end.
7 Support and slide the extension tube out of the
outer primary boom tube. Place the extension
boom tube on blocks for support.
Crushing hazard. The boom
tubes could become
unbalanced and fall if not
properly supported by the
overhead crane.
Note: During removal, the overhead crane strap will
need to be carefully adjusted for proper balancing.
8 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.
9 Support and slide the extension cylinder out of
the base end of the extension tube. Place the
extension cylinder on blocks for support.
Note: During removal, the overhead crane strap will
need to be carefully adjusted for proper balancing.
10 Remove and label the wear pads from the
extension cylinder.
Note: Pay careful attention to the location of each
wear pad.