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❒ 2 x Allen wrench size 4
1. Loosen the Allen head screw.
2. Remove the steering caster and replace if required.
Properly reassemble all components upon completion of the work.
Do not tighten the fork too snugly; the fork must be able to turn by approximately 180° at a time.
The caster forks for the B500/B500-S power wheelchair are supplied as complete units. They
come standard without a spring or curb climbing assist. Both items are available as options. To
install an option, the complete caster fork is replaced.
❒ Socket, size 19
1. Remove the black plastic protective cap.
2. Loosen the nut.
3. Remove the caster fork and replace if required.
Properly reassemble all components upon completion of the work.