Terex Genie Z-45/25 Bi-Energy, Руководство по обслуживанию

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4 - 16 Z-45/25 Bi-Energy • Z-45/25J Bi-Energy Part No. 237062
September 2015 Section 4 • Repair Procedures
PRIMARY BOOM COMPONENTS
How to Disassemble the Primary
Boom
Note: 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. See 4-
4,
How to Remove the Primary Boom Extension
Cylinder .
1 Remove the primary boom. See 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 overhead crane strap will
need to be carefully 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 overhead crane strap will
need to be carefully adjusted for proper balancing.