Genie GR-12 Service Manual page 83

November 2005
REV A
How to Remove a Drive Motor
1 Block the wheels at the non-steer end of the
machine.
2 Remove the cotter pin from the wheel castle nut
of the motor to be removed at the steer end of
the machine.
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 Center a lifting jack under the drive chassis at
the steer end of the machine.
5 Raise the machine approximately
2 inches / 5 cm. Place blocks under the chassis
for support.
Crushing hazard. The chassis
could fall if not properly supported.
6 Remove the wheel castle nut. Remove the
wheel.
Part No. 84700
7 Tag, disconnect and plug the hydraulic hoses
on the drive motor. Cap the fittings on the drive
motor.
8 Remove the drive motor mounting fasteners.
Remove the motor.
Torque specifications
Drive motor mounting fasteners, dry
Drive motor mounting fasteners, lubricated
GR-12 • GR-15 • GR-20
Section 4 • Repair Procedures
STEER AXLE COMPONENTS
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.
Component damage hazard.
Hoses can be damaged if they are
kinked or pinched.
75 ft-lbs
101.7 Nm
56 ft-lbs
76.3 Nm
4 - 35