3
With assistance, take the assembled seat,
and place the highlighted section of the
mechanism onto the highlighted section
of the piston.
Performance Task Chair Adjustments
4D Arm Adjustments
To adjust the seat height, lift the back lever under
the right side of the chair seat.
To move the seat base forward or
backward, lift the front lever under
the right side of the chair seat.
To lock the seat in an upright
or reclined position, use the
lever under the left side of the
chair seat.
To adjust the front-to-back
position of the armrest, gently
grab the center of the armrest,
and slide forward or backward
into the desired position.
To adjust the arm height, press
and hold the button on the out-
side of the arms. Lift or lower
the arms, and release the button
once at the desired height.
To adjust the side-to-side
position of the armrest, gently
grab the center of the armrest,
and slide inward or outward into
the desired position.
To adjust the angle of the
armrest, gently grab the front
or back of the armrest, and
twist laterally into the desired
position.
