This product is new - Box has damage and has been opened for quality check
PNEUMATIC SEAT HEIGHT ADJUSTMENT
To raise seat remove pressure from seat and lift lever (1) up. To lower seat height sit on chair and lift lever (1) up.
LOCKING MID-PIVOT KNEE TILT ADJUSTMENT
Pull lever (3) out for free float, To lock return chair to the upright position and push lever (3) in.
TILT TENSION ADJUSTMENT
For individual comfort, this chair has been equipped with an adjustment that will allow the user to change the tension of the tilting feature. Turn knob (2) clockwise to increase tension and counter-clockwise to decrease or ease the tension. NOTE: Be careful not to loosen tilt adjustment knob completely.
ARM HEIGHT ADJUSTMENT
To adjust arm height, push button (4) in to allow the arms to move up or down freely. Release the button (4) once the desired height is reached.
ARM WIDTH ADJUSTMENT To adjust width, push lever (5) down slide arm to desired position then pull lever (5) up to lock arm into position