Genie Z-80/60 Service And Repair Manual page 54

Service and Repair Manual
Boom Components
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.
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.
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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.
September 2016
Part No. 1268556