SECTION 4—WHEELS AND WHEEL LOCKS
43
Removing/Installing the Wheel Lock Bracket
NOTE: For this procedure, refer to FIGURE 4.8.
NOTE: If replacing the wheel lock bracket only, remove the wheel lock from the wheel lock bracket
before performing this procedure. Refer to Removing/Installing the Wheel Lock on page 42.
Removing
1. Remove the walking beam assembly. Refer to Removing/Installing the Walking Beam
2. Remove the three 3/8 x 1.25-inch shoulder screws, 7/16 x 13/16 x 1/8-inch washers and
5/16-18 locknuts securing the wheel lock bracket and motor to the walking beam.
3. Remove the wheel lock bracket from the walking beam.
Installing
NOTE: Follow STEPS 1-6 if wheel lock and wheel lock bracket was not previously installed. If the
wheel lock bracket has already been removed, proceed to STEP 3.
1. Remove the walking beam assembly. Refer to Removing/Installing the Walking Beam
2. Remove the three 3/8 x 1.00-inch shoulder screws, 7/16 x 13/16 x 1/8-inch washers and
5/16-18 locknuts securing the wheel lock bracket and walking beam to the motor.
3. Align the replacement wheel lock bracket with the three mounting holes of the
walking beam and motor.
NOTE: If wheel lock and wheel lock bracket was not previously installed you will need to replace
the three 3/8 x 1.00-inch shoulder screws with three 3/8 x 1.25-inch shoulder screws.
4. Using the three 3/8 x 1.25-inch shoulder screws, 7/16 x 13/16 x 1/8-inch washers and
5/16-18 locknuts, secure the wheel lock bracket and motor to the walking beam.
Torque to 13 ft-lbs ± 20%.
5. Install the wheel lock. Refer to Removing/Installing the Wheel Lock on page 42.
6. Install the walking beam assembly. Refer to Removing/Installing the Walking Beam
FIGURE 4.8
Removing/Installing the Wheel Lock Bracket
Walking Beam
3/8 x 1.25-inch
Shoulder Screws
7/16 x 13/16 x 1/8-inch
Washer
5/16-18 Locknuts
Wheel Lock Bracket
Motor
