Shock Spring Replacement - Invacare Arrow RWD Service Manual

PROCEDURE 16

SHOCK SPRING REPLACEMENT

(FIGURE 6)
R
1. Remove the 22NF battery box or group 24 battery
W
boxes. Refer to INSTALLING/REMOVING 22NF
D
BATTERY BOX or INSTALLING/REMOVING
GROUP 24 BATTERY BOXES in PROCEDURE 9
W
of this manual.
H
E
2. GROUP 24 BATTERIES ONLY - Loosen the mount-
E
ing screw that secures the battery box retainer bar to
L
the base frame.
C
3. Remove the mounting screw that secures the top of
H
the shock to the suspension arm.
A
4. Swing the top of the shock rearward.
I
R
5. Hold the spring retainer and turn the shock eyelet as-
S
sembly counterclockwise to unthread it from the shock.
6. Remove the spring retainer and spring.
7. Place the NEW spring onto the shock.
8. Reinstall the shock eyelet assembly and the spring re-
tainer onto the NEW spring.
9. While holding the spring retainer, torque the shock eye-
let assembly to 245-inch pounds.
10. Position the retainer clip between the shock and the
battery box sub-frame making sure the retainer clip
mounting hole is towards the bottom and the closed
end of the clip is against the battery box retainer.
11. Secure top of shock and retainer clip to base frame.
Apply Loctite 242 and torque to 160-inch pounds.
12. GROUP 24 BATTERIES ONLY - Apply Loctite 242
and torque the hex screw that secures the battery box
retainer bar to the base frame to 160-inch pounds.
13. Reinstall the 22NF battery box or group 24 battery
boxes. Refer to INSTALLING/REMOVING 22NF
BATTERY BOX or INSTALLING/REMOVING
GROUP 24 BATTERY BOXES in PROCEDURE 9
of this manual.
GR GR GROUP 22 B GR GR OUP 22 BA A A A A TTERIES OUP 22 B OUP 22 B OUP 22 B
Shock
Mounting
Screw
Suspension
Arm
NOTE: Shock exploded away for clarity. There is no
need to remove shock from suspension arm.
GR GROUP 24 B GR OUP 24 BA A A A A TTERIES OUP 24 B OUP 24 B
GR GR OUP 24 B
Spacer
Shock Eyelet
Assembly
Shock Eyelet
Assembly
FIGURE 6 - SHOCK SPRING REPLACEMENT
82
RWD WHEELCHAIRS
TTERIES TTERIES TTERIES TTERIES
TTERIES TTERIES TTERIES
TTERIES
Hex
Screws
Battery Box
Retainer
Bar
Retainer Clip
Spring
Retainer
Shock
Spring
Spring
Base
Shock