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Etac / Xact / www.etac.com
Adjust back support height and lumbar angle
The back support height and lumbar angle
are adjustable (see "Chair options" ).
1. Loosen locking screws A and B max. 1 turn.
2. Adjust the back support height using the
scale and the marking on the lower back rail.
Tighten locking screw B 1/2 turn so that
the back rail cannot change in height.
1
3
11. Advanced settings, adjustments
A
B
3. Insert the Allen key into the key grip
of the eccentric sleeve and set the
desired lumbar angle.
4. Tighten the locking screws.
32
2
5 mm
8 Nm
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