Terex Genie S-80 HF Series, Service And Repair Manual

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Service and Repair Manual October 2019
Boom Components
40 S ® -80 XC ™ • S ® -85 XC ™ • S ® - 80 HF • S ® -85 HF Part No. 1280490GT
Boom Component s
4-1 C able Track
4-1
Cable Track
The boom cable track guides cables and hoses
running up the boom. It can be repaired link by link
without removing the cables and hoses that run
through it. Removing the entire boom cable track is
necessary when performing major repairs that
involve removing the boom.
How to R emove the Cable Track, S-80 How to Remove the Cable Track
Note: When removing a hose assembly or fitting,
the O-ring (if equipped) on the fitting and/or hose
end must be replaced. All connections must be
torqued to specification during installation. Refer to
Specifications, Hydraulic Hose and Fitting Torque
Specifications.
1 Open the platform control box.
2 Tag and disconnect the foot switch wiring from
the terminal strip inside the platform control
box.
3 Loosen the squeeze connector and remove
the foot switch cable from the control box.
4 Disconnect the wire connectors from the
bottom of the platform control box.
Note: When installing the wire connectors to the
bottom of the platform control box, match the color
of the connectors to those on the control box to be
sure they are installed in the correct location.
5 Remove the mounting fasteners from the
power to platform outlet box bracket. Lay the
outlet box and bracket assembly off to the
side.
6 S-80XC : Tag, disconnect and plug the
hydraulic hoses from the counterbalance valve
manifold located on the platform rotator. Cap
the fittings on the manifold.
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.
7 Tag, disconnect and plug the hydraulic hoses
from the platform leveling slave cylinder at the
platform manifold and 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.
8 Remove the timing link/timing link cam pin and
gently rest the timing link against the
counterweight.
9 S-85XC :Remove the hose and cable cover
from the side of the jib boom.
10 Tag, disconnect and plug the hydraulic hoses
from the jib boom/platform rotate select
manifold. Cap the fittings on the manifold.
11 Tag, disconnect and plug the wiring from the
jib boom/platform rotate select manifold.