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SECTION 10—SEAT TO FLOOR
Part No. 1114811 57 Lightweight, Standard and Heavy Duty Wheelchairs
SECTION 10—SEAT TO FLOOR
ƽ WARNING
After any adjustments, repair or service and before use, make sure all attaching
hardware is tightened securely. Otherwise injury or damage may occur.
NOTE: Seat-to-floor height is not adjustable for wheelchairs with the fixed frame option (FF).
Changing Seat-to-Floor Height
ƽ WARNING
The size/position of the front casters, size/position of the rear wheels, use of
anti-tipper model, as well as the user condition directly relate to the stability of the
wheelchair. Any change to one or any combination of the six may cause the
wheelchair to decrease in stability. These adjustments MUST be performed by a
qualified technician.
Seat-to-floor heights have specific positions depending on rear wheel size, rear
wheel position, front caster size and front caster position. These adjustments MUST
be performed by a qualified technician.
If changing the seat-to-floor height the correct anti-tippers MUST be ordered to
maintain a 1½ to 2-inch ground clearance.
NOTE: For this procedure, refer to FIGURE 10.1.
1. Refer to the chart in FIGURE 10.1 to determine mounting positions for front
casters/forks and rear wheels for the desired obtainable seat-to-floor height.
2. Remove the rear wheels from the wheelchair. Refer to Removing/Installing Rear
Wheels on page 47.
3. If necessary, replace the front casters and forks with the casters and forks indicated in
the chart. Refer to Replacing Front Casters
on page 50 and
Installing/Replacing/Adjusting Front Casters and Forks
on page 49.
4. Reinstall the rear wheels onto the wheelchair in the mounting position indicated in the
chart. Refer to Removing/Installing Rear Wheels on page 47.
5. Adjust anti-tippers according to new seat-to-floor height. Refer to
Installing/Adjusting Anti-tippers on page 52.