930494 Rev. A
18
E N G L I S H
X . T R O U B L E S H O OT I N G
You will need to adjust your chair from time to time for best performance (especially if you alter the
original settings). This chart gives you a first solution, then a second and a third if needed. You may
need to look farther to find the best solution for a specific problem.
NOTE:
To keep track of your progress, make only ONE change at a time.
3 3 3 3
Make sure tire pressure is correct and equal in both rear
tires and front caster tires, if pneumatic.
3 3 3 3
Make sure all nuts and bolts are snug.
3
3
Make sure all spokes and nipples are tight on radial
spoke wheels.
3
Use Tri-Flow Lubricant (Teflon®-based) between all modular
frame connections and parts.
3 3
3
Make sure both front casters touch the ground simultaneously.
If they do not, add the proper spacers between the bottom
bearing of the caster plate and fork stem nut until they do.
Make sure you check for this problem on a flat surface.
Left turn in chair
Right turn in chair
Looseness in chair
Sluggish turning
Squeaks and rattles
Caster flutter
