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11 WHEELS
Invacare
®
Crossfire™T7A Wheelchair 78 Part No 1167484
• Standard Forks - Adjust locknut according to freedom of caster swing (Detail “A”).
a. Tighten locknut to reduce caster swing.
b. Loosen the locknut to increase caster swing.
• Suspension Fork (Detail “B”) -
a. Refer to Removing the Elastomer
on page 82 to remove the elastomer and suspension fork bottom to access the locknut.
b. No tension adjustment can be performed on this fork.
c. Refer to Installing the Elastomer
on page 83 to secure the suspension fork top to the elastomer and suspension fork bottom.
• One Sided Fork (Detail “D”)
a. No tension adjustment can be performed on this fork.
3. Test wheelchair for maneuverability.
4. If necessary, repeat STEPS 1-2 to adjust locknuts until tension is correct for both forks.
FIGURE15 Adjusting Fork Tension
Fork
Locknut
Caster
DETAIL “B”
SUSPENSION FORK
DETAIL “A”
STANDARD FORK
DETAIL “C” - ONE
SIDED FORK