Invacare Top End X-Terminator QR - Manual (Page 55)

SECTION 5—WHEELS
Part No 1114851 55 Everyday and Sport Series Wheelchairs
FIGURE 5.18 Replacing/Adjusting Casters
Adjusting Front Caster Height
CAUTION
Changing the height of the front/casters
can affect the performance of the wheel-
chair. Contact Invacare at the telephone
numbers on the back of this manual
before performing this procedure.
NOTE: For this procedure, refer to
FIGURE 5.19.
NOTE: When changing a rear wheel/front
caster to a different size/type and or changing
the original degree of camber of the wheelchair,
it becomes necessary to adjust the front caster
height so the wheelchair frame will remain
parallel to the floor.
FIGURE 5.19 Adjusting Front Caster
Height
1. Place the wheelchair on a flat surface.
2. Remove the dust cover on the fork assembly.
3. Remove the locknut that secures the front caster fork to the wheelchair frame.
4. Position a large right triangle or ʺLʺ square on the flat surface and against the caster
housing that is welded to the wheelchair frame.
5. Adjust the height of the front casters by either adding or removing spacers from the
fork stem until the wheelchair frame is parallel with the floor.
6. Reinstall locknut and dust cover onto the wheelchair.
7. Repeat this procedure for the opposite front caster.
Suspension Caster Non-Suspension Caster
Fork
Bolt
Spacer
Caster
Spacer
Locknut
Fork
Front
Caster
Spacer
Mounting
Screw
Mounting
Screw/
Threaded
Sleeve
Mounting
Positions
Fork
Stem
Spacers
Locknut
Caster
Housing
Dust Cover
“L”
Square