BACK
HEIGHT
BACK
ANGLE
LUMBAR
SUPPORT
SEAT
ANGLE
Pull the seat angle lever
upwards to release the lock
and brace yourself in case the
chair tilts forward or backwards. If
the tension is too weak or too strong
then refer to instruction 7(Rocking
Action)
1
Lean backwards and forwards
and the seat will follow your
movements. Aim to have the
seat set parallel with the floor
3
Sit without leaning back too
heavily into the chair so the
backrest doesn’t recline too
quickly when you release the lock
Squeeze the lumbar pump
until the lower part of the
backrest feels comfortable and
supportive in the small of your back
1
1
You may find it best to start
with little or no air in the
lumbar. If you feel you need
more support, increase gradually to
allow your body time to get used
to it
Gently lean backwards and
forwards and the backrest will
follow your movement. Aim for
approximately a 10-15° backward
angle
To decrease the amount of
lumbar support, press the
deflate button
3
3
Once you are happy with the
angle, release the lever to set
Once you are happy with the
angle, release the lever to set
2
2
4
2
Pull the back angle lever
upwards to release the lock
Hold the backrest with both
hands and raise it up so the
lumbar support sits comfortably
in the small of your back. You will
hear clicks as you lift it
1
Once you are happy with the
height, let go of the backrest
and it will hold its position
To re-set, lift the backrest
beyond the highest setting
and it will drop to its lowest
position. You can then repeat
instruction number 1 & 2
3
2
Summary of Contents for OPERA 30
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