Invacare Arrow FWD, MWD, RWD service manual Suspension Arm Mounting Washer Screws

Models: Arrow FWD RWD MWD

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PROCEDURE 16

RWD WHEELCHAIRS

1. Determine the desired mounting position of the gear- less/brushless motor. Refer to ACCEPTABLE

RMOUNTING POSITIONS FOR THE GEARLESS/

WBRUSHLESS MOTOR in this procedure of the

D manual.

2. Remove the group 22 battery box or group 24 battery

W boxes.RefertoINSTALLING/REMOVINGBATTERY

H

10.

Reinstall the drive wheel to the wheelchair. Refer to RE-

 

MOVING/INSTALLING DRIVE WHEELS in PROCE-

 

DURE 12 of this manual.

11.

Repeat STEPS 1-9 for opposite side of wheelchair.

12.

If necessary, reinstall the batteryboxtray. Refer to RE-

 

MOVING THE BATTERY BOX TRAY in this proce-

 

dure of the manual.

E

BOX - GROUP 22 BATTERY BASE FRAMES or IN-

13. Remove the group 22 battery box or group 24 battery

E STALLING/REMOVINGBATTERYBOXES-GROUP

L 24 BATTERY BASE FRAMES in PROCEDURE 9 of

Cthis manual.

H3. If necessary, removethe batteryboxtray. Refer to RE-

AMOVING THE BATTERY BOX TRAY in this proce-

Idure of the manual.

R

S4. Remove the drive wheel from the wheelchair. Refer to REMOVING/INSTALLINGDRIVEWHEELSinPROCE- DURE 12 of this manual.

5.Loosen the adjustment screw that secures the motor release handle to the brake release shaft.

6.Remove the four (4) mounting screws and washers that secure the motor to the suspension arm.

7.Slide the motor forward or backward to the desired mounting position.

8.Secure the motor to the mounting position determined in STEP 1 and secure with the four (4) existing mount- ing screws and washers. Torque to 13 foot/pounds.

9.Securely tighten adjustment screw.

Motor

Brake Release

Motor Release

 

Shaft

 

Lever

 

 

 

 

Adjustment

 

 

Screw

Suspension Arm

Mounting

Washer Screws

FIGURE 14 - REPOSITIONING THE GEARLESS/

BRUSHLESS MOTOR

boxes. Refer toINSTALLING/REMOVINGBATTERY

BOX - GROUP 22 BATTERY BASE FRAMES or IN-

STALLING/REMOVINGBATTERYBOXES-GROUP

24 BATTERY BASE FRAMES in PROCEDURE 9 of

this manual.

REPLACING SUSPENSION ARM FOR WHEELCHAIRS WITH MOTOR/ GEARBOX ASSEMBLY (FIGURE 15)

1.Remove the drive wheels from the wheelchair. Refer to REMOVING/INSTALLINGDRIVEWHEELSinPROCE- DURE 12 of this manual.

2.Loosen the hex screws that secure wiring harness to sub-frame assembly.

3.Remove gearboxfromthe existing suspension arm. Re- fertoREMOVING/INSTALLINGGEARBOXinthisproce- dureofthemanual.

4.Removeplugbuttonsfromthemiddleofthebaseframe.

5.Remove the hex screws and the beveled washers that securethesuspensionarmassemblytothebaseframe.

6.Remove existing suspension arm from the wheelchair.

NOTE: When installing the NEW suspension arm, the beveled washers MUST be placed on the inside and out- side of the base frame, with the bevels facing each other.

7.Install the NEW suspension arm assembly onto the base frame.

Suspension Arm

Beveled

Washers

Plug

Button

Suspension Arm Hex Screw

(1/2 x 7-inches)

FIGURE 15 - REPLACING SUSPENSION ARM FOR WHEELCHAIRS WITH MOTOR/GEARBOX ASSEMBLY

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Page 88
Image 88
Invacare Arrow FWD, MWD, RWD service manual Suspension Arm Mounting Washer Screws