Invacare M94 Owners Manual - Page 68

Adjusting Forks

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SECTION 10-SHROUD/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 locknuts according to freedom of caster swing. 3. Test wheelchair for maneuverability. 4. Readjust locknuts if necessary, and repeat STEPS 1‐3 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. Base Frame Tabs Dust Cover Locknut Side Shroud Washer Caster Headtube Fork FIGURE 10.4 Adjusting Forks Pronto® M94™ 68 Part No 1122145

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SECTION 10—SHROUD/WHEELS
Pronto® M94™
68
Part No 1122145
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 locknuts according to freedom of caster swing.
3.
Test wheelchair for maneuverability.
4.
Readjust locknuts if necessary, and repeat STEPS 1
‐
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
Fork
Base Frame
Tabs
Locknut
Dust Cover
Washer
Side Shroud
Caster Headtube