Invacare A4 Owner's Manual page 45

18-INCH FRAME FRONT SEAT-TO-FLOOR HEIGHT
NOTE: The seat‐to‐floor heights are based on pneumatic tires and pneumatic tires with flat free inserts. If wheelchair is equipped with
urethane tires, subtract 1/4‐inch from the measurements listed below. All heights are measured with properly inflated new tires. These
heights can vary +1/4‐inch due to tire wear. Add one inch for wheelchairs with the suspension option.
NOTE: The entries that are shaded in the chart below indicate factory settings for this frame size. All other entries are adjustments which
can be made after purchase.
SEAT TO
FLOOR HEIGHT
17 inches
17 inches
17 inches
17 inches
18 inches
18 inches
18 inches
18 inches
18 inches
18 inches
18 inches
18 inches
18 inches
19 inches
19 inches
19 inches
19 inches
19 inches
19 inches
19 inches
19 inches
19 inches
NOTE: A 17‐inch front seat‐to‐floor height is not available for wheelchairs with the suspension option.
Part No 1110545
REAR WHEEL FRONT
SIZE CASTER SIZE
22 inch 3 inch
22 inch 4 inch
24 inch 3 inch
24 inch 4 inch
22 inch 3 inch
24 inch 3 inch
22 inch 4 inch
24 inch 4 inch
26 inch 4 inch
22 inch 5 inch
24 inch 5 inch
26 inch 5 inch
24 inch 6 inch
24 inch 3 inch
26 inch 3 inch
24 inch 4 inch
26 inch 4 inch
24 inch 5 inch
24 inch 5 inch
26 inch 5 inch
26 inch 5 inch
26 inch 6 inch
FRONT CASTER
POSITION
Short N/A
Short N/A
Short N/A
Short N/A
Short N/A
Short N/A
Short N/A
Short N/A
Short N/A
Short N/A
Short N/A
Short N/A
Long - Top
Long - Middle
Long - Middle
Long - Bottom
Long - Bottom
Short N/A
Long - Middle
Short N/A
Long - Middle
Long - Bottom
45
SECTION 6—WHEELS
FORK SPACER
NEEDED
No
No
No
No
Yes
Yes
Yes
Yes
Yes
No
No
No
No
Yes
Yes
Yes
Yes
Yes
No
Yes
No
No
A4 Owner's Manual