Genie Z80/60 Service Manual page 133

June 2011
REV D
10 Tag, disconnect and plug the slave cylinder
hydraulic hoses from the bulkhead fittings at the
platform end of the primary boom. Cap the
bulkhead fittings.
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.
11 Tag, disconnect and plug the jib boom cylinder
hydraulic hoses. Cap the fittings.
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.
12 Remove the cotter pin from the platform end of
the cable track tube.
Note: Always replace the cotter pin with a new one
when installing the cable track.
13 Remove the fasteners from the cable track
guide at the platform end of the primary boom.
Remove the cable track guide from the
machine.
14 Tag and disconnect the electrical connector
from the limit switch at the pivot end of the
primary boom.
15 Remove all hose clamps for the primary boom
lift cylinder hydraulic hoses.
Note: The primary boom lift cylinder hydraulic hose
clamps are located behind the cable track.
Part No. 88619
16 Support the end cover from the secondary boom
at the pivot end of the primary boom.
17 Remove the cover retaining fasteners and
remove the cover from the machine.
Crushing hazard. The secondary
boom hose cover could become
unbalanced and fall if not properly
supported when removed from the
machine.
18 Tag, disconnect and plug each hydraulic hose
from the bulkhead fittings that lead to the cable
track. Cap the fittings.
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.
19 Tag and disconnect each electrical connector to
wiring that leads to the cable track.
20 Pull all hoses and electrical cables through the
opening in the primary boom at the pivot end.
21 Secure the upper and lower cable tracks
together.
22 Attach a lifting strap from an overhead crane to
the cable track.
23 Remove all cable track mounting fasteners.
24 Carefully remove the cable track from the
machine and lay it on a structure capable of
supporting it.
Component damage hazard.
The boom cable track can be
damaged if it is twisted.
Component damage hazard.
Cables and hoses can be
damaged if they are kinked or
pinched.
Z-80/60
Section 4 • Repair Procedures
BOOM COMPONENTS
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