Setup; Adjusting Seating Position; Adjusting Seat Height - Invacare Storm4 Service Manual

4 Setup

4.1 Adjusting seating position

In order to adapt mobility device optimally to
requirements of user, we recommend that you ask
your authorised Invacare provider to adjust seat
depth individually. Adapting seat to user's seating
position depends on which seat has been fitted, and
should be carried out in the following sequence.
1. (1) Adjusting seat height. See 4.1.1 Adjusting
seat height, page 7
2. (2) Adjusting lower leg length. See 4.1.2
Adjusting lower leg length, page 9
3. (3) Adjusting the seat width and seat depth. See
and.
4. (4) Adjusting center of gravity of seat. See
Modulite seat, page 12.
5. (5) Adjusting seat tilt. See Adjusting seat tilt on
a seat with a manual tilt module (till Dec. 2010),
page 12 and Adjusting seat tilt on a seat with a
manual tilt module (from Dec. 2010), page 13
6. (6) Checking that swivel castors can move freely
7. Repetition of steps 2 to 6, if necessary.
CAUTION!
Risk of injury after tilting of mobility device
caused by blocked steering wheels
– Always check seat depth settings for both
forward and reverse movement. Make sure
steering wheels can rotate freely and have not
contact to any fixed mobility device component.
CAUTION!
Risk of tipping over
Any change in seating position can negatively
influence stability of mobility device.
– Always make sure the wheelchair is stable and
will not tip over, after adjusting seating position.
CAUTION!
Any changes to drive program can affect driving
characteristics and tipping stability of mobility
device
– Changes to drive program may only be carried
out by trained Invacare specialist provider.
– Invacare supplies all mobility devices with a
standard drive program ex-works. Invacare can
only give a warranty for safe mobility device
driving behavior - especially tipping stability -
for this standard drive program.
CAUTION!
Risk of crushing
The seat is very heavy. Risk of injury to hands
and feet.
– Pay attention to hand and feet.
– Use proper lifting techniques.
1533060-M

4.1.1 Adjusting seat height

The seat height is adjusted via seat column.
For an overview of different types of seat columns, see "Seat
column / lifter column".
Adjusting seat height with seat column installed
CAUTION!
Risk of crushing
The seat is very heavy. Risk of injury to hands
and feet.
– Use proper lifting techniques.
CAUTION!
Risk of crushing
Risk of injury caused by uncontrolled movement
of mobility device.
– Switch off power supply (ON/OFF key).
– Engage drive.
• 4 mm Allen key
• TX 40 torx wrench
• Oblique pliers
• Cable ties
Manual seat height adjustment
1. Remove seat. See "Replacing seat support with manual
tilt module (till Dec. 2010)" or "Replacing seat support
with electric tilt module".
2.
Loosen and remove four screws (2) on the upper side of
column (3).
3. Lift off shroud plate (1).
The shroud plate has four flaps pointing
downward. There are two tapped holes on each
flap for screws (2). By selecting upper or lower
holes, seat can be adjusted to two different
heights.
4. Attach shroud plate (1).
5. Install screws (2) in such a way that shroud plate is flush
fitted or is somewhat elevated depending on desired
seat height.
6. Install parts in reverse order.
7. Check all mobility device functions.
Setup
7