SECTION 6—SIDE FRAME
42
SECTION 6—SIDE FRAME
Removing/Installing The Walking Beam Assembly
NOTE: For this procedure, refer to FIGURE 6.1 on page 43.
NOTE: Theses procedures apply to both sides of the wheelchair.
NOTE: It is recommended that an assistant be present when lifting the wheelchair frame.
Removing the Walking Beam Assembly
1.
Remove batteries. Refer to Replacing Batteries on page 65.
2.
Place two 5-inch blocks under battery frame to lift frame off the ground for ease in performing this procedure.
3.
Remove the drive wheel. Refer to Removing/Installing the SSD Motor Drive Wheel/Wheel Hub on page 34.
4.
Remove the lower pivot link. Refer to Removing/Installing the Lower Pivot Link on page 44.
5.
Remove the upper and lower front bumpers. Refer to Removing/Installing the Front Bumpers on page 47.
6.
Disconnect the 4-Pole motor connector from the controller.
NOTE: Take note of position and orientation of tie-wraps and wiring prior to removing tie-wraps.
7.
Cut tie-wraps that secure the motor cable to the base frame.
8.
Lift the rear suspension and depress the pivot ball pin to de-activate the locking mechanism of the locking-gas cylinder.
NOTE: Continue holding the rear suspention up to de-activate the locking-gas cylinder until the walking beam has been rotated into
position.
9.
Rotate the walking beam assembly until the 5/16 X 2.50 socket head shoulder screw aligns with the circular opening in
the battery box.
10. Remove the 1/4-20 locknut securing the 5/16 X 2.50 socket head shoulder screw and the locking-gas cylinder to the
walking beam.
11. Push the 5/16 X 2.50 socket head shoulder screw towards the base frame and the locking-gas cylinder is free from the
walking beam assembly.
12. Position the locking-gas cylinder against the wheelchair frame.
13. Remove 1/2-20 locknut and.505 X 1.124 X .100 inch washer or washer plate securing the walking beam assembly to the
base frame.
NOTE: A coved washer is located between the walking beam assembly and the base frame.
14. Remove the walking beam assembly and coved spacer from the base frame.