SECTION 10—CASTERS
Part No. 1123839
45
SECTION 10—CASTERS
WARNING
After ANY adjustments, repair or service and before use, make sure that all
attaching hardware is tightened securely - otherwise injury or damage may result.
Before performing any maintenance, adjustment or service verify that On/Off
switch on the joystick is in the Off position.
CAUTION
As with any vehicle, the wheels, casters and tires should be checked periodically for
cracks and wear and should be replaced.
Adjusting Forks
NOTE: For this procedure, refer to FIGURE 10.1.
1. Remove the dust cover from the caster headtube.
2. To properly tighten caster journal system and guard against flutter, perform the
following check:
A. Remove battery boxes and battery tray from wheelchair. Refer to
Removing/Installing the Battery Boxes on page 49 and Installing/Removing
Battery Tray on page 50.
B. Tip back the wheelchair to floor.
C. Pivot both forks and casters to top of their arc simultaneously.
D. Let casters drop to bottom of arc
(wheels should swing once to
one-side, then immediately rest in a
straight downward position).
E. Adjust locknuts according to
freedom of caster swing.
3. Test wheelchair for maneuverability.
4. Readjust locknuts if necessary, and
repeat STEPS 1-3 until correct.
5. Snap dust cover into the caster
headtube.
FIGURE 10.1
Adjusting Forks
Dust Cover
Locknut
Nylon
Washer
Caster
Headtube
Fork
Caster