Invacare SP manual Adjusting Forks, NOTE For this procedure, refer to FIGURE

SECTION 9—FORKS

SECTION 9—FORKS

WARNING

After ANY adjustments, repair or service and before use, make sure that all attaching hardware is tightened securely - otherwise injury or damage may result.

CAUTION

As with any vehicle, the wheels and tires should be checked periodically for cracks and wear, and should be replaced.

Adjusting Forks

NOTE: For this procedure, refer to FIGURE 9.1.

1.Remove the retaining screw that secures the headtube cover in place.

2.Remove the headtube cover (not shown) from the caster headtube.

3.To properly tighten caster journal system and guard against flutter, perform the following check:

A.Tip back the wheelchair to floor.

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).

Retaining Screw Headtube Cover

Locknut

Caster Headtube

Fork

D. Adjust locknuts according to	FIGURE 9.1 Adjusting Forks
freedom of caster swing.

4.Test wheelchair for maneuverability.

5.Readjust locknuts if necessary, and repeat STEPS 1‐3 until correct.

6.Snap headtube cover into the caster headtube.

7.Reinstall retaining screws.

TDX™ SP 52 Part No 1143190