Genie TMZ-50/30 Service Manual page 128

Section 4 • Repair Procedures
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DRIVE COMPONENTS (OPTION)
How to
Remove a Drive Motor Cylinder
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 Two, Hydraulic Hose and
Fitting Torque Specifications.
1 Tag, disconnect and plug the hose at the
cylinder. Cap the fitting.
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.
2 Remove the return spring from the clevis pin at
the rod end of the cylinder.
3 Support and secure the drive motor with to a
suitable lifting device.
4 Remove the cotter pin from the clevis pin at the
rod end of the cylinder.
Always replace the cotter pin with
a new one when removing one
from the machine.
4 - 74
5 Place a block under the rod end of the cylinder
for support.
6 Remove the rod end clevis pin.
Crushing hazard. The drive motor
assembly may fall if not properly
supported when the clevis pin is
removed.
7 Remove the cotter pin at the clevis pin at the
barrel end of the cylinder.
Always replace the cotter pin with
a new one when removing one
from the machine.
8 Remove the barrel end cotter pin.
Always replace the cotter pin with
a new one when removing one
from the machine.
9 Remove the barrel-end clevis pin. Remove the
drive motor cylinder from the machine.
TMZ-50/30
June 2005
REV B
Part No. 65162