Invacare Pro Series manual C A S T E R S, Repairing/Replacing Pneumatic Caster Tire/Tube, Casters

PROCEDURE 5 CASTERS

C A S T E R S

This Procedure includes the following:

Repairing/Replacing Pneumatic Caster Tire/Tube

Replacing/Repositioning/Installing Front Caster

Assemblies

Installing/Replacing Front Caster Forks

Adjusting Front Caster Headtubes

RepositioningCasterHeadtubesonWheelchairFrame

Installing Quick-Release Casters

WARNING

After adjustments and BEFORE use, make sure all attaching hardware is securely tightened, otherwise injury or damage may occur.

NOTE: If replacing a front caster on a six or eight inch front fork, note the mounting position of the existing front caster for installation of the new front caster.

NOTE: If repositioning front casters on a six or eight inch front fork, refer to CHANGING SEAT TO FLOOR HEIGHT in PROCEDURE 7 of this manual to determine the front caster position needed for the required front seat- to-floor height.

NOTE: If replacing casters with a different size than what was originally on the wheelchair, the caster height MUST be adjusted to keep the wheelchair frame parallel to the floor. Refer to ADJUSTING FRONT CASTER HEADTUBES in this procedure of the manual.

3. Install new front caster and reverse STEP 1.

REPAIRING/REPLACING PNEUMATIC CASTER TIRE/TUBE

WARNING

Replacement of a pneumatic tire or tube MUST be performed by an authorized Invacare dealer or qualified technician.

CAUTION

As with any vehicle, the wheels and tires should be checked periodically for cracks and wear, and should be re- placed when necessary.

REPLACING/REPOSITIONING/ INSTALLING FRONT CASTER ASSEMBLIES (FIGURE 1)

1.Remove the hex screw, axle spacers and locknut that secure the front caster to the fork.

2.Remove the existing front caster from the fork.

	Locknut
Hex	Fork
Screw

INSTALLING/REPLACING FRONT CASTER FORKS (FIGURE 2)

1.Remove the existing caster from the wheelchair. Re- fer to REPLACING/REPOSITIONING/INSTALL- ING FRONT CASTER ASSEMBLIES in this pro- cedure of the manual.

2.Remove the dust cover.

3.Remove locknut and washer.

4.Drop the front caster and fork out of the caster headtube.

5.Slide in the new caster fork.

6.Reassemble, except dust cover by reversing STEPS 1-5.

7.Repeat STEPS 1-6for the opposite front caster, if necessary.

Dust Cover

Locknut

Washer

Washer

Front

Caster

Headtube

Axle Spacer

Axle

Spacer

Front Caster

Caster/Fork

FIGURE 1 - REPLACING/REPOSITIONING/ INSTALLING FRONT CASTER ASSEMBLIES

FIGURE 2 - INSTALLING/REPLACING

FRONT CASTER FORKS

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