Genie Z-45/25 Bi-Energy Service Manual page 113

July 2004
REV A
How to Remove the Turntable
Rotation Brake
(before serial number 18367)
When removing a hose assembly
or fitting, the O-ring on the fitting
and/or hose end must be replaced
and then torqued to specification
during installation. Refer to
Section 2, Hydraulic Hose and
Fitting Torque Specifications.
1 Raise the secondary boom until the upper pivot
is above the turntable covers. Turn the machine
off.
2 Secure the turntable from rotating with the
turntable rotation lock pin.
Crushing hazard. The machine
could tip over when the turntable
rotation assembly is removed if
the turntable rotation lock is not in
the locked position.
Unlocked position
Locked position
3 Remove the engine pivot plate latch retainer.
4 Open the engine pivot plate latch and swing the
engine out away from the machine to access
the turntable rotation motor and brake.
Part No. 106488 Genie Z-45/25 Bi-Energy and Genie Z-45/25J Bi-Energy
Section 4 • Repair Procedures
TURNTABLE ROTATION COMPONENTS
5 Remove the retaining fasteners from the center
turntable cover. Remove the cover from the
machine.
6 Disconnect the battery backs from the machine.
Electrocution hazard. Contact with
electrically charged circuits could
result in death or serious injury.
Remove all rings, watches and
other jewelry.
7 Place a suitable container under the engine
plate.
8 Tag and disconnect the fuel hose from the fuel
filter and drain the fuel tank into a suitable
container. See capacity specifications.
9 Tag, disconnect and plug the fuel hoses from
the fuel tank.
10 Remove the fuel tank strap fasteners and
remove the tank strap.
11 Remove the fuel tank from the machine.
12 Tag, disconnect and plug the hydraulic hoses
from the turntable rotation motor manifold and
the brake. Cap the fittings on the manifold and
the brake.
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.
13 Remove the turntable rotation motor mounting
fasteners. Remove the motor from the brake.
14 Remove the brake mounting bolts. Remove the
turntable rotation brake from the machine.
Crushing hazard. The machine
could tip over when the turntable
rotation assembly is removed if
the turntable rotation lock is not in
the locked position.
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