Invacare Arrow REMOVING/INSTALLING Casters Figure, Replacing Forks Figure, Wheels/Motors

WHEELS/MOTORS PROCEDURE 12

REMOVING/INSTALLING CASTERS (FIGURE 3)

WARNING

DO NOT use your power wheelchair unless it has the proper tire pressure (p.s.i.). DO NOT over-inflate the tires. Failure to follow these suggestions may cause the tire to explode and cause bodily harm. Therecommendedtirepressureislistedontheside wall of the tire.

Periodically, the tires will need to be replaced due to wear or puncture.

Removing Casters

1.Remove the mounting screw, spacers and locknut that secure the existing caster to the fork.

2.Remove the existing caster from the fork.

Installing Casters

1.Position the new/existing caster into the fork.

2.Reinstall the mounting screw, spacers and locknut that secure the caster to the fork.

3.Torque locknut to 10-foot pounds (120-inch) pounds.

4.Loosen the locknut 1/8 of a turn.

5.Move the caster side to side.

NOTE: If the caster moves side to side, tighten the locknut slightly. Repeat STEP 4 until there is no side to side move- ment of the caster.

6-INCH			8-INCH
	Locknut			Mounting
				Screw
		Locknut

Mounting

Screw Spacers

Spacers

FIGURE 3 - REMOVING/INSTALLING CASTERS

REPLACING FORKS (FIGURE 4)

1.Remove the caster from the existing fork. Refer to REMOVING/INSTALLING CASTERS in this proce- dure of the manual.

2.Remove the head tube cap.

3.Remove the locknut and nylon washer.

4.Drop the existing fork out of the caster head tube.

5.Slide the new fork into the caster head tube.

NOTE: Check bearing assemblies. Replace if necessary.

6.Ensurenewforkslidescompletelyintocasterheadtube.

7.Install nylon washer and secure with locknut.

WARNING

Improperpositioningofthewasherwillprohibitthe free movement of the forks.

8.Install the caster onto the new fork. Refer to REMOV- ING/INSTALLING CASTERS in this procedure of the manual.

9.Adjust the forks. Refer to ADJUSTING FORKS in PROCEDURE 9 of the owner’s manual, 1081227

Dust Cover

Locknut

Nylon Washer

Caster Headtube

Fork

FIGURE 4 - REPLACING FORKS

REMOVING/INSTALLING THE MOTOR (CONVENTIONAL MOTOR WITH GEARBOX) (FIGURE 5)

Removing

RWD AND MWD MODELS.

1.Disconnect the right and/or left motor connector from the controller.

2.Remove the two (2) allen screws and washers that secure the motor to the gearbox.

CAUTION

DO NOT damage the motor/gearbox coupling.

3. Carefully pull the motor away from the gearbox.

ARROW FWD MODEL.

1.Remove the front shroud. Refer to REMOVING/IN- STALLING SIDE SHROUDASSEMBLYin PROCE- DURE 17 of this manual.

2.Remove the counterweight. Refer to REMOVING/ INSTALLING COUNTERWEIGHTin PROCEDURE 17 of this manual.

3.Removethebatterybox(es).RefertoINSTALLING/RE- MOVING GROUP 24 BATTERY BOXES in PROCE- DURE 9 of this manual.

W H E E L S

/

M O T O R S

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