SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING
24
Maintenance
Maintenance Safety Precautions
WARNING
After any adjustments, repair or service and before use, make sure all attaching
hardware is tightened securely. Otherwise injury or damage may result.
CAUTION
DO NOT overtighten hardware attaching to the frame. This could cause damage to
the frame tubing.
Suggested Maintenance Procedures
1. Before
using
your
wheelchair,
make
sure
all
nuts
and
bolts
are
tight.
Check
all
parts
for
damage
or
wear
and
replace.
Check
all
parts
for
proper
adjustment.
CAUTION
As with any vehicle, the rear wheels, casters and tires should be checked periodi-
cally for cracks and wear, and should be replaced if damaged.
2. The
rear
wheels,
casters
and
tires
should
be
checked
periodically
for
cracks
and
wear,
and
should
be
replaced
by
a
qualified
technician
if
damaged.
NOTE:
Tire
wear
is
excessive
if:
•
Pneumatic
Tires
‐
there
is
missing
tread
or
the
tires
are
bald.
•
Urethane
Tires
‐
there
are
cuts,
surface
defects
or
the
tires
are
loose
on
the
rims.
•
Rubber
Tires
‐
30%
or
more
of
the
tire
has
worn
away.
NOTE:
Invacare
recommends
that
tires
and
casters
be
replaced
every
five
years.
3. Periodically
adjust
wheel
locks
in
correlation
to
tire
wear.
Refer
to
4. Periodically
check
handrims
to
ensure
they
are
secured
to
the
rear
wheels.
If
loose,
have
them
tightened
by
a
qualified
technician.
5. Periodically
check
caster
and
rear
wheel
bearings
to
make
sure
they
are
clean
and
free
from
moisture.
Use
a
Teflon
®
lubricant
if
necessary.
WARNING
When cleaning rear cane or hand grip areas use only a clean towel lightly dampened
with cool water. Verify that grips are dry prior to use. Use of soap or ammonia
based cleaning solutions will result in the hand grips sliding off the cane assembly.
Failure to observe this warning may result in injury to the user or bystanders.
