Adjusting forks – Invacare Wheelchair Pronto M61 User Manual

Page 59

SECTION 10—TOP SHROUD AND WHEELS

Adjusting Forks

NOTE: For this procedure, refer to FIGURE 10.4.

1. Remove the dust cover.

2. To properly tighten caster journal system and guard against flutter, perform the

following check:

A. Tip back the wheelchair.

B. Pivot both forks and casters to top of their arc simultaneously.

C. Let casters drop to bottom of arc (wheels should swing once to one‐side, then

immediately rest in a straight downward position).

D. Adjust locknut according to freedom of caster swing.

3. Test wheelchair for maneuverability.

4. Readjust locknut if necessary, and repeat STEPS 2‐3 until correct.

5. Snap dust cover into the caster headtube ensuring that the tabs are under the plastic

side shrouds.

NOTE: Components exploded for clarity. There is no need to remove the fork from the base frame.

FIGURE 10.4 Adjusting Forks

Base Frame

Tabs

Locknut

Dust Cover

Washer

Caster

Headtube

Fork

Side Shroud

Washer