Steer Axle Components; Yoke And Drive Motor - Genie GS-3384 Service Manual

Section 4 • Repair Procedures

Steer Axle Components

9-1

Yoke and Drive Motor

How to Remove the Yoke
and Drive Motor
Note: When removing a hose assembly or fitting,
the O-ring on the fitting and/or hose 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 of
the machine.
2 Loosen the wheel lug nuts. Do not remove
them.
3 Raise the machine approximately
2 inches / 5 cm. Place blocks under the chassis
for support.
Crushing hazard. The chassis will
fall if it is not properly supported.
4 Remove the wheel lug nuts. Remove the tire
and wheel assembly.
5 Remove the hose clamps retaining fasteners
from the drive motor guard. Remove the hose
clamps.
6 Remove the retaining fasteners from the drive
motor guard. Remove the drive motor guard
from the yoke.
4 - 92
7 Tag, disconnect and plug the hoses from the
drive motor. Cap the fittings on the drive motor.
8 Support and secure the yoke and drive motor
assembly to a lifting jack.
9 Remove the cotter pin from the tie rod clevis
pin.
Note: Always use a new cotter pin when installing
a clevis pin.
10 Remove the retaining fastener from the steer
cylinder rod end pivot pin. Remove the pivot
pin.
11 Remove the retaining fastener from the lower
yoke pivot pin.
12 Place a rod through the pin and twist to remove
the pin.
13 Repeat steps 11 and 12 for the upper yoke
pivot pin.
14 Remove the yoke and drive motor assembly
from the machine.
GS-84 • GS-90
January 2013
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.
Crushing hazard. The yoke and
drive motor assembly may
become unbalanced and fall if not
properly supported and secured to
the lifting jack when it is removed
from the machine.
Part No. 84793