931134 Rev. A
X I . M a i n t e n a n c e
45
X . T r o u b l e s h o o t i n g
931134 Rev. A
44
XI. MAINTENANCE
A. INTRODUCTION
1. Proper maintenance will improve performance and extend the useful life
of your chair.
2. Clean your chair regularly. This will help you find loose or worn parts
and make your chair easier to use.
3. Repair or replace loose, worn, bent or damaged parts
before using this chair
.
4. To protect your investment, have all major maintenance and repair work done by
your authorized supplier.
If you fail to heed these warnings your chair may fail and cause severe injury
to the rider or others.
1.
Inspect and maintain this chair strictly per maintenance chart.
2.
If you detect a problem, make sure to service or repair the chair
before use.
3.
At least once a year, have a complete inspection, safety check and
service of your chair made by an authorized supplier.
B. MAINTENANCE CHART
X. TROUBLESHOOTING
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.
W
eekly
3
Mo
nt
hs
6
Mo
nt
hs
Ann
u
ally
✓
Tire inflation level
✓
Wheel locks
✓
All fasteners for wear and tightness
✓
Armrests
✓
Axle and axle sleeves
✓
Quick-release axles
✓
Wheels, tires and spokes
✓
Casters
✓
Anti-tip tubes
✓
Frame
✓
Rollers
✓
Tilt cables and plunger
✓
Rocker arm
✓
Service by authorized supplier
CHECK...
SYMPT
OMS
Left
turn
in
chair
Ri
gh
t
turn
in
chair
Loosen
ess
in
chair
Sluggish
turnin
g
Squeaks
an
d
rattles
Caster
flutter
✓
✓
✓
✓
Make sure tire pressure is correct and equal in both rear tires and
front caster tires, if pneumatic.
✓
✓
✓
✓
Make sure all nuts and bolts are snug.
✓
✓
Make sure all spokes and nipples are tight on radial spoke wheels.
✓
Use Tri-Flow Lubricant (Teflon™-based) between all modular frame
connections and parts.
✓
✓
✓
✓
Check for proper caster plate adjustment. See instructions for caster
plate adjustment.
✓
Add a spacer washer between the plastic saddle and the caster
plate on the top of the left caster plate.
✓
Add a spacer washer between the plastic saddle and the caster
plate on the top of the right caster plate.
✓
Add a spacer washer between the plastic saddle and the caster
plate on the bottom right caster plate retaining bolts.
✓
Add a spacer washer between the plastic saddle and the caster
plate on the bottom left caster plate retaining bolts.
✓
✓
✓
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.
SOLUTIONS
