8.11.5 Fitting back plates to the base support of the back with ergonomic length
adjustment
Requirements:
• 4 mm Allen key
•
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Loosen the three Allen screws (1) but do not remove them completely.
•
Move the back plate (2) so that the large boreholes (3) are above the lower screw holes of the
centre back plate.
•
Tighten the three Allen screws slightly.
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Repeat this on the second back plate.
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Move the back of the seat to the rearmost position.
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Slide the two lower slot nuts (4) in the left hand and right hand groove right down to the
bottom.
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Push the upper ones so far to the top that the distances of the slot nuts coincide with the
distances of the screw holes.
•
Place the centre part of the back plate (3) on the backrest so that the four boreholes coincide
with the slot nuts (4).
•
Fit the four supplied Allen screws and tighten them.
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Adjust the desired seat width with the help of the included centimetre scale.
•
Tighten the six Allen screws (1) firmly.
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