Herman Miller Aeron Chairs User Manual

HermanMiller

Aeron® Chair

Seating that
performs for you.

Seat Height: Paddle-shaped lever on right side

To raise:

While taking your weight o chair,
li lever up.

To lower:

While seated, li lever up.

At the proper height, your feet should rest flat on the floor.

Kinemat® Tilt Tension: Long stem on right side with knob

Only available on some models.

To increase tension:

While seated, turn knob forward
(clockwise, toward + sign).

To decrease tension:

While seated, turn knob backward
(counterclockwise, toward – sign).

Set the tilt tension to control the resistance you feel when leaning back.

Arm Height: Lever on base of arm support

To raise or lower arm:

While seated, li lever to unlock.
Grasp base of arm support and raise
or lower to desired height. Lower lever
to lock.

For maximum comfort, your arms should make contact with the armpad

without any lift at your shoulders.

Arm Angle: Front of each armpad

To swing arms in or out:

While seated, grasp front end
of armpad and pivot it to the
le or right.

Adjusting arm angle can help support dierent types of work and shifts in

posture. Swing chair arms inward for support while using keyboard. Swing

arm out to support use of computer mouse.

HermanMiller Aeron® Chair Adjustment Guide1

Forward Tilt: Front lever on le side

Lumbar Height: Thick pad on back of chair

Engage forward tilt to support the thighs’ declined posture when performing

intensive tasks such as keyboarding.

Tilt Limiter: Rear lever on le side

To position chair forward:

Lean back and li lever all the
way up. Lean forward.

To resume horizontal position:

While seated, push lever all the way
down. Lean back.

To limit tilt range:

Recline as far as you like. Move lever
up to dene the limit of recline. You
can still move forward. Readjust as
necessary.

To change height:

Using equal pressure on each end of
lumbar support pad, raise or lower it
to desired position within adjustment
track.

Adjust pad height so that it comfortably supports the natural curve of

your spine.

PostureFit® Adjustment: Knob on right side of chair

To engage:

While seated, turn knob forward until
it stops. Then turn knob backward until
you nd the support that feels right
for you.

To release tilt limiter:

Lean forward, press lever down.

Engage the tilt limiter when you want to sit in an upright or partially

reclined position.

Lumbar Depth: Thick pad on back of chair

To adjust depth:

Using equal pressure on each end of
lumbar support pad, li it out of its
track in back of chair. Flip it over and
replace in track. (Notice that one side
of support pad is thicker than the other
side.)

Switch between thick and thin sides of the pad so that it comfortably

supports the natural curve of your spine.

To disengage:

While seated, turn knob backward.

Note: Set PostureFit with tilt limiter engaged in forward position to achieve

the best t for you. Before making this adjustment, you should be seated with

your back in the pocket of the chair back. Then adjust PostureFit so that it

comfortably supports the natural alignment of your spine and provides lower

back comfort.

Fine-Tune™ Footring Height: Long stem on le side with knob

Only available on some stools.

To raise:

While seated, li your feet o the
footring, turn knob forward.

To lower:

While seated, li your feet o the
footring, turn knob backward.

At the proper height, your feet should rest flat on the footring.

HermanMiller Aeron® Chair Adjustment Guide2