Procedure 6 - Rear Wheels; Removing/Installing The Rear Wheels - Invacare 9000 JYMNI PEDIATRIC Series Owner's Operator And Maintenance Manual

REAR WHEELS
This Procedure Includes the Following:

Removing/Installing the Rear Wheels

Replacing Rear Wheel Handrim
Replacing/Repairing Rear Wheel Tire/Tube
Adjusting the Quick-Release Axle
WARNING
After ANY adjustments, repair or service and BE-
FORE use, make sure all attaching hardware is
tightened securely - otherwise injury or damage
may result.
NOTE: Refer to PROCEDURE 1 - GENERAL
GUIDELINES which include GENERAL WARNINGS.
REMOVING/INSTALLING THE REAR
WHEELS
WARNING
If changing the size of the rear wheel or a change
in the SEAT-TO-FLOOR HEIGHT is desired, this pro-
cedure must be performed by a qualified
technician.
Permanent Axles (FIGURE 1)
NOTE: If replacing the same size rear wheel, note the
mounting position on the wheelchair frame for proper
reinstallation of the NEW rear wheel.
1. Remove the dust cap (if applicable) , mounting screw
and locknut that secure the rear wheel and axle spacer
to the wheelchair.
2. Repeat STEP 1 for the opposite rear wheel.
3. To reinstall the rear wheel onto the wheelchair, reverse
STEPS 1-2.
Wheelchair Frame
Axle Mounting Positions
Rear Wheel
Dust Cap
Mounting
Screw
FIGURE 1 - REMOVING/INSTALLING THE REAR WHEELS
- PERMANENT AXLES
Quick-Release Axles (FIGURE 2)
NOTE: If replacing the same size rear wheel, note the
mounting position on the wheelchair frame for proper
reinstallation of the NEW rear wheel.
1. Push the dentent pin in the tip of the quick-release
2. Push the dentent pin in the tip of the quick-release
3. Repeat STEPS 1-2 for the opposite rear wheel.
4. To reinstall the rear wheel onto the wheelchair, reverse
5. If the locking pins of the quick-release axles are not
Locknut
Axle Spacer
23
WARNING
NEVER use quick-release axles on the
RECLINER.
axle (with wheel) and pull the axle out through the open-
ing in the center of the rear wheel and axle spacer.
axle again and pull the axle out of the rear wheel.
STEPS 1-3.
WARNING
Make sure the detent pin and locking pins
of the quick-release axle are fully released
BEFORE operating the wheelchair.
The locking pins MUST be protruding past
the inside of the rear wheel axle bushing
for a positive lock.
Keep locking pins clean.
Invacare recommends inserting quick-
release axles with the head end to the
inside of the wheelchair to prevent acci-
dental release during contact activities.
protruding past the inside of the axle bushing or there
is too much movement of the rear wheel assembly in
a back and forth position, refer to ADJUSTING THE
QUICK-RELEASE AXLE in this procedure of the
manual.
Axle Mounting Positions
Axle Spacer
Quick-Release
Axle
Detent
Pin
Locking Pins
FIGURE 2 - REMOVING/INSTALLING THE
REAR WHEELS - QUICK-RELEASE AXLES
PROCEDURE 6
Wheelchair
Frame
Rear Wheel
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W
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