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VPX-HF

A1 Headrest height adjustment

Sitting on the chair, one could 
adjust the height up and down
by holding the handle of
headrest.There are 7 positions
with 2.3" range.

The most suitable height could
be achieved,when one's scruff
is supported by the headrest.
A2 Headrest angle adjustment
Sitting on the chair, one could
adjust the angle by holding
the headrest with 120° range.
The best angle could be reached
when one could move the neck
naturally.
B1 Backrest tilt angle adjustment

While seated,push the backrest
angle adjustment lever 
completely forward and lean
against back until a desired 
angle is achieved.Return the 
lever to the original position
to lock in a desired angle.
There are 3 positions with 
15°  range.
Backrest angle adjustment can
reduce pressure on the spine.
Another option is to keep the
backrest adjustment at the 
unlocked position.
B2 Backrest flexible tilt tension adjustment
Increase or reduce the tilt 
tension by returning the
backrest tilt tension 
adjustment knob in clockwise 
or counter-clockwise.
The synchro mechanism is
ergonomically designed to
enhance comfort and reduce
strain.The back-to-seat
adjustment/tilt is 3:1 ratio.
C1 Armrest height adjustment
Press the armrest height
adjustment button to raise
or lower the positon of the
armrest.There are 10
positions with a 4" range.

Recommended armrest height:
allow arm to rest comfortably
on the armrest at a 90° angle
while the armrests are 1"
higher than elbow.
C2 Arm pad angle adjustment
Three arm pad positions,
ranging 16" are achieved by
placing the elobow on the arm
pad,holding the front of the
arm pad and moving the arm
pad inwards or outwards.

For proper support and reducing
stress to the hands,rest elbow
naturally on the arm pad while
working.
C3 Arm pad forward and backward adjustment D1 Backrest height adjustment
Forward and backward 
adjustment:push the arm pads
forward or backward for a
needed position.The range for 
it is about 2.36".

Sitting on the chair,one could
adjust the height by holding
the backrest.There are three
positions adjustable.
E1 Seat height adjustment
While seated,push the seat
height adjustment lever
backward and hold it while
raising or lowering the
seat.When the lever is
released,seat height can
be fixed.
Since a incorrect seat height
contributes to back fatigue,
it is recommended that the
angle of the knees be slightly
less than 90° and feet are
level with the floor.
E2 Seat depth adjustment
Pull the seat depth adjustment,
pull to adjust the seat depth
(the range is approximately 
2.5").When the pull is released,
the position can be fixed.
Ideal depth is achieved when
the upper leg is on the seat,
the lumbar support is in contact
with the back of the chair,and
the back of the knees do not
touch the edge of the seat.
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