Invacare ARROW MWD User Manual

Page 79

Advertising
background image

79

RWD WHEELCHAIRS

PROCEDURE 16

R

W

D

W

H

E
E
L

C
H
A

I

R

S

This Procedure includes the following:
Removing/Installing Group 24 Battery Box Sub-Frame
Removing/Installing Group 22 Battery Box Tray
Converting Group 22 Batteries to Group 24 Batteries
Shock Replacement
Shock Spring Replacement
Rubber Element Replacement
Converting Torque and X Rubber Elements to Shocks
Anti-Tipper Wheel Replacement
Removing/Installing Gearbox
Adjusting Weight Distribution
Repositioning Motor/Gearbox Assembly
Repositioning Gearless/Brushless Motor
Replacing Suspension Arm for Wheelchairs with
Motor/Gearbox assembly
Replacing Suspension Arm for Wheelchairs with
Gearless/Brushless Motor
Removing/Installing the Anti-tip Assembly

FIGURE 1 - REMOVING/INSTALLING GROUP 24 BATTERY

BOX SUB-FRAME

Spacer

Battery Box

Retainer

Bar

Retainer Clip

Battery Box
Sub-frame

Mounting

Screws

Wiring Harness

w/Bracket

Sub-Frame

Locknuts

REAR OF

CHAIR

REAR OF CHAIR

FRONT OF

CHAIR

Mounting

Screws

FRONT OF CHAIR

REMOVING/INSTALLING GROUP
22 BATTERY BOX TRAY (FIGURE 2)

Removing

1. Remove the battery box. Refer to INSTALLING/REMOV-

ING GROUP 24 BATTERY BOX in PROCEDURE 9
of this manual.

2. Remove the two (2) rear locknuts that secure the battery

box tray to battery mount brackets.

3. Remove the two (2) front bolts and locknuts that secure

the battery box tray to the base frame.

4. Remove the battery tray from the base frame.

REMOVING/INSTALLING GROUP 24
BATTERY BOX SUB-FRAME (FIGURE 1)

Removing

1. Remove the battery boxes. Refer to INSTALLING/RE-

MOVING GROUP 24 BATTERY BOXES in PROCE-
DURE 9 of this manual.

2. Remove the two (2) mounting screws and locknuts

that secure the wiring harness w/bracket and the rear
of the existing sub-frame to the base frame. Refer to
REMOVING/INSTALLING THE WIRING HARNESS
in PROCEDURE 10 of this manual.

3. Remove the four (4) mounting screws that secure the

shocks, retainer bar, spacers and retainer clips to the
base frame. Refer to REPLACING BATTERY BOX
RETAINER/RETAINER CLIP - GROUP 24 BATTERY
BASE FRAMES in PROCEDURE 11 of this manual.

4. Remove the existing sub-frame assembly.

Installing

1. Install the two (2) mounting screws and locknuts that

secure the wiring harness w/bracket and the back of
the NEW sub-frame to the base frame. Refer to RE-
MOVING/INSTALLING THE WIRING HARNESS in
PROCEDURE 10 of this manual. Use Loctite 242 and
torque mounting screws to 160-inch pounds.

2. Reinstall the four (4) mounting screws that secure the shocks,

retainer bar, spacers and retainer clips to the base frame.
Refer to REPLACING BATTERY BOX RETAINER/RE-
TAINER CLIP - GROUP 24 BATTERY BASE FRAMES in
PROCEDURE 11 of this manual. Use Loctite 242 and
torque mounting screws to 160-inch pounds.

3. Reinstall the battery boxes. Refer to INSTALLING/REMOV-

ING GROUP 24 BATTERY BOXES in PROCEDURE 9
of this manual. Use Loctite 242 and torque mounting screws
to 160-inch pounds.

WARNING

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

Advertising
This manual is related to the following products: