Genie ZX-135/70 Service Manual page 152

August 2014
24 Remove the secondary boom lift cylinder
rod-end pivot pin retaining fasteners. Use a
soft metal drift to remove the pin through the
access holes in the turntable bulkheads.
25 Attach an overhead crane with a minimum
capacity of 7 tons / 7000 kg to the
counterweight end of the secondary boom.
26 Raise the boom assembly with the overhead
crane approximately 20 feet / 6 m.
Crushing hazard. The boom
assembly can fall if not properly
supported by the overhead
crane.
27 Remove the secondary boom lift cylinder
barrel-end pivot pin retaining fasteners. Do
not remove the pin.
28 Attach a lifting strap from a second overhead
crane to each end of the secondary boom lift
cylinder.
Note: Protect the hoses and cables underneath the
cylinder from damage.
Part No. 218700
29 Use a slide hammer to remove the barrel-end
pivot pin.
30 Carefully remove the secondary boom lift
cylinder from the machine.
ZX-135/70
Service Manual
Boom Components
Component damage hazard.
Hoses and cables can become
damaged if the barrel end of the
secondary boom lift cylinder is
allowed to fall when the
barrel-end pivot pin is removed.
Crushing hazard. The secondary
boom lift cylinder could become
unbalanced and fall when
removed from the machine if not
properly attached to the
overhead crane.
Component damage hazard.
Hoses and cables can be
damaged if the secondary boom
lift cylinder is pulled across
them.
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