Genie ZX-135/70 Service Manual page 141

Service Manual
Boom Components
10 Remove the retaining fasteners from the cable
track guide at the platform end of the boom.
Remove the cable track guide from the
machine.
11 Place blocks between the upper and lower
cable tracks and secure the upper and lower
tracks together.
Crushing hazard. If the upper
and lower cable tracks are not
properly secured together, the
cable track could become
unbalanced and fall when
removed from the machine.
12 Remove the hose and cable clamps from the
primary boom lift cylinder.
13 At the counterweight end of the secondary
boom, support and secure the secondary
boom lower end cover to a suitable lifting
device.
14 Remove the cover retaining fasteners and
remove the cover from the end of the
secondary boom.
Crushing hazard. The secondary
boom lower end cover could
become unbalanced and fall
when removed from the
secondary boom if not properly
supported and secured to the
lifting device.
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15 Locate the two hydraulic hoses inside the end
of the secondary boom that lead to the
primary boom cable track.
16 Tag, disconnect and plug the hydraulic hoses
from the unions. Cap the fittings on the
unions.
17 Disconnect the electrical connectors for the
electrical cables that lead to the cable track at
the end of the secondary boom.
18 Pull all hydraulic hoses and electrical cables
that lead to the cable track out of the
secondary boom riser.
19 Attach a lifting strap to each end of the cable
track from an overhead crane for support. Do
not apply any lifting pressure.
ZX-135/70
August 2014
Bodily injury hazard. Spraying
hydraulic oil can penetrate and
burn skin. Loosen hydraulic
connections very slowly to allow
the oil pressure to dissipate
gradually. Do not allow oil to
squirt or spray.
Component damage hazard.
Cables and hoses can be
damaged if they are kinked or
pinched.
Part No. 218700