Shock Or Rubber Element Replacement For Wheelchairs Equipped With Group 24 Batteries - Invacare Arrow RWD Service Manual

RWD WHEELCHAIRS
SHOCK OR RUBBER ELEMENT
REPLACEMENT FOR WHEELCHAIRS
EQUIPPED WITH GROUP 24
BATTERIES (FIGURES 5 AND 6)
1. Remove the group 24 battery boxes. Refer to RE-
MOVING/INSTALLING GROUP 24 BATTERY
BOXES FOR WHEELCHAIRS WITHOUT VENT
TRAY or REMOVING/INSTALLING GROUP 24 BAT-
TERY BOXES FOR WHEELCHAIRS EQUIPPED
WITH VENT TRAY in PROCEDURE 9 of this manual.
2. Remove the drive wheel from the wheel hub. Refer to
REMOVING/INSTALLING THE DRIVE WHEELS in
PROCEDURE 12 of this manual.
3. Perform one (1) of the following:
A. Wheelchairs equipped with vent tray - Loosen
the hex screw that secures the battery box re-
tainer bar to the base frame.
B. Wheelchairs without vent tray - Loosen the
rearmost hex screw that secures the battery box
sub-frame and spacer to the base frame.
4. Perform one (1) of the following:
A. Wheelchairs equipped with vent tray - Remove
the mounting screw that secures the top of the shock
and retainer clip to the base frame.
B. Wheelchairs without vent tray - Remove the
mounting screw that secures the top of the shock
to the base frame.
5. Perform one (1) of the following:
A. FOR SHOCKS - Remove the mounting screw,
two (2) short spacers, two (2) large washers
and locknut that secure the shock to the anti-
tip bracket and suspension arm.
B. FOR RUBBER ELEMENTS - Remove the
mounting screw, two (2) short spacers, two (2)
large washers, two (2) small washers, one (1)
2-inch spacer and locknut that secure the rub-
ber element to the anti-tip bracket and sus-
pension arm.
6. Remove the shock or rubber element.
7. Perform one (1) of the following sections:
A. Wheelchairs equipped with vent tray -
The Battery Box Retainer/Retainer
Clip MUST be fastened securely in
place before using the wheelchair.
Use Loctite 242 and torque to 160-
inch pounds.
Position retainer clip between shock and bat-
tery box sub-frame making sure the retainer
clip mounting hole is towards the bottom and
the closed end of clip is against battery box
retainer bar.
Secure the top of shock and retainer clip
to base frame. Apply Loctite 242 and
torque to 160-inch pounds.
Apply Loctite 242 and torque the hex screw
that secures the battery box retainer bar
to the base frame to 160-inch pounds.
pounds.
B. Wheelchairs without vent tray - Secure the
top of shock to base frame. Apply Loctite 242
and torque to 160-inch pounds.
8. Perform one (1) of the following sections:
A. FOR SHOCKS - Secure the NEW shock to
the anti-tip bracket and suspension arm with
the existing mounting screw, two (2) large
washers, two (2) short spacers, and locknut.
Torque to 13 ft/lbs.
B. FOR RUBBER ELEMENTS - Secure the NEW
rubber element to the anti-tip bracket and sus-
pension arm with the existing mounting screw,
two (2) large washers, two (2) small washers,
two (2) short spacers, one (1) 2-inch spacer
and locknut. Torque to 13 ft/lbs.
79
PROCEDURE 16
WARNING
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