A. tip back of wheelchair to floor, Test wheelchair for maneuverability, Readjust locknuts if necessary – Invacare 9000 Topaz User Manual

Page 46: Repeat steps 7-9 until correct, Snap dust cover over the locknut and stem, Caster headtube, 2 front caster mounting adjustments, Warning, 9 front casters

9 FRONT CASTERS

To properly tighten caster journal system and guard against flutter,

perform the following check:
A. Tip back of wheelchair to floor.
B.

Simultaneously pivot both forks and casters to the top of their

arc.

C. Let casters drop to the bottom of their arc (wheels should

swing once to one-side, then immediately rest in a straight

downward position).

D. Adjust locknuts according to freedom of caster swing.

Test wheelchair for maneuverability.

Readjust locknuts if necessary.

10. Repeat STEPS 7-9 until correct.
11. Snap dust cover over the locknut and stem.

FIGURE 1 Installing/Replacing Six or Eight-inch Front Casters and

9.2

Front Caster Mounting Adjustments

Caster Headtube

Front Caster

Fork

Washers

Locknut

Dust Cover

WARNING

Adjusting front caster mountings MUST be performed by a qualified technician. Contact dealer/Invacare.