Section 6-Wheels; Removing/Installing Rear Wheels; Adjusting Quick- Release Axle - Invacare A4 Owner's Manual

SECTION 6—WHEELS
After any adjustments, repair or service and before use, make sure all attachment hardware is
tightened securely - otherwise, injury or damage may result.

Removing/Installing Rear Wheels

NOTE: For this procedure, refer to FIGURE 6.1.
1. Push and hold in the tip of the quick‐release axle and pull the axle with rear wheel out of the wheelchair frame.
2. Push in the tip of the quick‐release axle again and pull the axle out of the existing rear wheel.
3. Repeat STEPS 1‐2 for the opposite rear wheel.
4. To reinstall the existing or install the new rear wheel onto the wheelchair, reverse STEPS 1‐3.
WARNING
Pull the rear wheel to ensure that the detent
pin and locking pins of the quick/quad-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.
5. If locking pins are not protruding past the inside of axle bushing or there is too much movement of rear wheel assembly
in a back and forth position, refer to Adjusting Quick‐ Release Axle on page 37 or Removing The Play From The Rear
Wheels on page 39.

Adjusting Quick- Release Axle

NOTE: For this procedure, refer to FIGURE 6.2.
1. Remove rear wheel and quick‐release axle from the
wheelchair.
2. Depress detent pin in the quick‐release axle and slide
axle through the wheel hub.
3. Release detent pin ensuring that the locking pins are
fully released.
4. Increase or decrease end play by adjusting the locknut
on the end of the quick‐release axle.
WARNING
Make sure the detent pin and locking pins of
the quick-release axle are fully released before
operating the wheelchair.
Keep locking pins clean.
5. Reinstall rear wheel onto the wheelchair.
Part No 1110545
WARNING
Wheelchair Frame
Quick Release Axle
FIGURE 6.1 Removing/Installing Rear Wheels
Camber Bushing
Locking
Pins
Quick Release Axle
Wheel Hub
FIGURE 6.2 Adjusting Quick- Release Axle
37
SECTION 6—WHEELS
Locknut
Detent Pin
A4 Owner's Manual