Service manual

7 - 42 Genie GS-1530 & Genie GS-1930 Part No. 39528
Service Manual - First Edition
Section 7 - Repair Procedures
Steering Axle Components
7-1
Yoke and Drive Motor
How to Remove the Yoke
and Drive Motor
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 Block the non-steer wheels and center a lifting
jack under the drive chassis at the steer end.
2 Remove the cotter pin from the wheel castle
nut.
Always replace the cotter pin with
a new one when removing the
castle nut.
3 Loosen the wheel castle nut. Do not
remove it.
4 Raise the machine approximately 14 inches
(35.6 cm). Place blocks under the chassis for
support.
Crushing hazard. The chassis will
fall if it is not properly supported.
5 Remove the castle nut, then remove the wheel.
6 Tag, disconnect and cap the hydraulic hoses
on the drive motor.
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 Support the yoke assembly with a lifting device.
8 Remove the retaining fastener that fastens the
steer link to the bellcrank.
Note the quantity and location of
the spacers when disconnecting
the steer link from the bellcrank.
9 Remove the retaining fastener from the top of
the yoke pivot shaft.
10 Lower the yoke assembly out of the chassis.
Bodily injury hazard. The yoke/
motor assembly may fall if not
properly supported when it is
removed from the chassis.
Torque specifications
Castle nut 300 ft-lbs
406.7 Nm
How to Remove a Drive Motor
1 Block the non-steer wheels and center a lifting
jack under the drive chassis at the steer end.
2 Remove the cotter pin on the wheel lug nut of
the motor to be removed.
Always replace the cotter pin with
a new one when removing the
castle nut.
3 Loosen the wheel castle nut. Do not remove it.