PROCEDURE 15

MWD WHEELCHAIRS

 

 

M

W D

W H E E L C H A I R S

8.Secure the bottom of the NEW shock, suspension arm, and stabilizer bracket together with the mounting screw, two(2)flatwashers,two(2)springwashers,two(2)inner linkspacers,andlocknut.Torqueto160-inchpounds.

Base Frame

Battery Box

Retainer Bar

Stabilizer

Battery BoxAssembly*

Sub- Frame

Mounting Screw

Loosen, DO NOT

REMOVE (STEPS

3,11)

Shock

Battery Box Sub-Frame

Retainer Clip

 

Top of Shock

WARNING

The Battery Box Retainer/Retainer Clip MUST be fastened securely in place be- fore using the wheelchair. Use Loctite 242 and torque to 160-inch pounds.

9.Position retainer clip between shock and battery box sub-framemakingsuretheretainerclipmountinghole is towards the bottom and the closed end of clip is against battery box retainer.

10.Secure top of shock and retainer clip between battery box sub frame and base frame. Apply Loctite 242 and torque to 160-inch pounds.

11.Apply Loctite 242 and torque the mounting screw that securesthebatteryboxretainerbetweenthebatterybox subframe and baseframe.Torque to 160-inch pounds.

12.ReassemblelargewheeltohubassemblyandTorque to 160-inch pounds.

13.Repeat this procedure for the opposite shock.

14.Reinstall the front battery box. Refer to INSTALLING/ REMOVING GROUP24 BATTERYBOXES inPRO- CEDURE 9 of this manual.

Mounting Screw

Spring

Washer

NOTE: Top of stabilizer*

exploded away for clarity only.

Base

Frame

Mounting

Shock Screw

Group 22 Battery Base Frames (FIGURE 6)

1.

Remove the battery box. Refer to INSTALLING/RE-

 

MOVING GROUP 22 BATTERY BOX in PROCE-

 

DURE 9 of this manual.

2.

Remove the four (4) nuts that secure the large wheel

 

assembly to the to the hub assembly and remove the

 

large wheel assembly.

3.

Loosen the mounting screw that secures the spacer

 

between battery mount bracket and the base frame.

4.

Removemountingscrewthatsecurestopoftheshock

 

between battery mount bracket and base frame.

5.

Remove the mounting screw, two (2) flat washers,

 

two (2) spring washers, two (2) inner link spacers,

 

and locknut that secures the bottom of the shock,

 

suspension arm, and stabilizer bracket together.

Inner Link

 

Spacer Suspension

 

Arm

Stabilizer

Flat Washer

Locknut

Bracket

NOTE: The spacer and retainer are not shown for clarity.

*NOTE: The spring shown on the stabilizer is for wheel- chair models built before 7/1/1999

FIGURE 5 - SHOCK REPLACEMENT - GROUP 24

BATTERY BASE FRAMES

6.

Remove the existing shock.

7.

Install the NEW shock.

8.

Secure the bottom of the NEW shock, suspension arm,

 

and stabilizer bracket together with the mounting screw,

 

two(2)flatwashers,two(2)springwashers,two(2)inner

 

linkspacers,andlocknut.Torqueto160-inchpounds.

9.

Secure the top of shock between battery mount

 

bracket and base frame. Apply Loctite 242 and torque

 

to 160-inch pounds.

72

Page 72
Image 72
Invacare Arrow, Ranger X Shock Battery Box Sub-Frame Retainer Clip Top of Shock, Mounting Screw Spring Washer, Flat Washer