Measuring Seat-To-Floor Height; Changing Seat-To-Floor Height - Invacare Action 1 NG Service Manual

Measuring Seat-to-Floor Height

NOTE: For this procedure, refer to FIGURE 6.2.
NOTE: All measurements are in millimetres. The front and rear seat
approximate to 6.5 mm due to tire wear and air pressure.
Measuring Front Seat-to-Floor Height
Front Seat to Floor Height: Measure the distance between the front of the seat upholstery
- -
and the ground/floor.
Measuring Rear Seat-to-Floor Height
NOTE: The rear seat
flat free inserts. If wheelchair is equipped with urethane tires, subtract 6.5 mm from the
measurement.
Rear Seat to Floor Height: Measure distance between the rear of the seat upholstery and
- -
the ground/floor.
Rear
Seat-to-Floor Height

Changing Seat-to-Floor Height

The seat height, seat depth, back angle, seating system, size/position of the
rear wheels, size/position of the front castors, seating options (e.g. headrest,
back bag, ...) as well as the user condition directly relate to the stability of the
wheelchair. Any change to one or any combination of the nine may cause the
wheelchair to decrease in stability. Refer table on page 6.
Always check castor vertical axis is to 90° +/-1° from the ground.
NOTE: For this procedure, refer to the table to determine adjustment(s) necessary to
achieve desired front seat to floor height.
to floor heights are based on pneumatic tires and pneumatic tires with
- -
FIGURE 6.2
SECTION 6—SEAT-TO-FLOOR HEIGHT
Seat
upholstery
Seat Angle
W A R N I N G
2 2
to floor heights are
- -
Front
Seat-to-Floor Height