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15
A
B
MB3150-GB
Figure 24
Figure 25
Adjusting the seat height – back
Figures 24 and 25
On the wheelchair frame you will find a
measuring scale (25A) showing the seat
height in relation to the size of the driving
wheel
• Remove the driving wheel
• Loosen the screw (25B) with a 27 mm
wrench and unscrew until it stops
• Pull the inner and outer wheel block
slightly apart
• Adjust the wheel block step-by-step up or
down in accordance with the scale
• Squeeze the inner and outer wheel block
together
NB
• It is important to ensure that the pins
in the wheel block go into the holes
in the frame and that the casing lies
horizontally in the track before tightening
the screw.
Alternative driving
wheel dimensions
Seat heights that can
be achieved by the
different steps on the
scale
Find the dimension of your driving
wheel at the top of the scale. The
column under the wheel dimension
shows where to place the wheel
block in order to achieve the various
seat heights.
Adjusting the chair