A4 camber system, Course adjustment – Invacare Top End X-Terminator QR User Manual
Page 44

SECTION 5—WHEELS
Everyday and Sport Series Wheelchairs
44
A4 Camber System
Course Adjustment
NOTE: For this procedure, refer to FIGURE 5.10.
NOTE: This procedure is required any time the axle tube is moved from the factory set position or
is replaced.
NOTE: Make the following adjustment for one camber at a time.
1. Open the camber clamps. Refer to Opening/Closing Camber Clamps on page 39.
2. Loosen the phillips screws that secure the adjustment rings to the axle tube.
3. Slowly rotate the axle tube until the rear wheels are approximately in a straight line.
ƽ WARNING
QUICK RELEASE LEVERS - Make sure the quick release levers are pointing
towards the rear of the wheelchair and are in the closed position before using the
wheelchair, otherwise personal injury or damage to the wheelchair may occur.
ƽ WARNING
STANDARD AND SUSPENSION CAMBER CLAMPS - Make sure the hex screws
are securely tightened before using the wheelchair, otherwise personal injury or
damage to the wheelchair may occur.
4. Close the camber clamp. Refer to Opening/Closing Camber Clamps on page 39.
5. Measure the distance between the center lines at the rear and front of the rear wheels
at approximately 12 inches from the ground/floor. Refer to Determining Toe In/Toe
Out on page 42.
6. Repeat STEPS 1‐4 until the toe in/toe out measurement is less than 1/2‐inch (0 +
1/4‐inch for maximum rollability).
7. Rotate either the right or left adjustment ring until the stop on the ring is at the top of
the slot in the camber clamp as shown in FIGURE 5.10 and securely tighten the
phillips screw on the positioned adjustment ring.
NOTE: Rear wheels are removed from the
drawings for clarity. There is no need to remove
rear wheels from the wheelchair during
adjustment.
NOTE: FIGURE 5.10 shows two examples of
how the adjustment rings can be positioned.
Axle Tube - Rotates Up and Down