WAHSON WS-8922AS User manual

WAHSON Contents
Assembly Instructions
WS-8922AS Office Chair
User’s Manual
back(x1) seat(x1) headrest set (x1)
arm rest(x1 L, x1 R)
seat plate(x1)
star base(x1) caster(x5)
gas lift(x1) gas lift cover(x1)
6*50mm(x6)
washer(x3) allen wrench(x1)
8*20mm(x3)
12
Press the casters into the holes at the end
of each base leg.
Insert the gas lift into the center hole of the
star base. The lift cover should be placed
over the lift.
A
washer(x4)
E F G
6*35mm(x4)
B C D
A
A
A
(X6)
FRONT
6*18mm(x2)

3 4
5 7
BCF
Easy adjustment instructions
Seat height adjustment
Back tilt and lock
Sitting in the seat, pull up on the lever
on the right side of the seat.
Lower or raise the seat to your
desired height, then release the lever
to lock the seat height into position.
Backrest height adjustment
Pull up the lever at the back of the
backrest to unlock the height
adjustment, then, pull up or push
down the backrest to adjust the
height.
Push down the lever to lock the
backrest.
Sitting in the seat, lean back against the
backrest to adjust the back to your desired
angle, then, push back the lever one the left
to lock the back into position.
Push forward the lever to release the lock of
the back, then lean against the back to
enable the backrest goes back to upright
position.
Leaving the lever at unlock position enables
the backrest rock function.
Tilt tension adjustment
Armrest adjustmentHead rest adjustment Lumbar support adjustment
*Note: This function is only available with
backrest unlocked.
Turn the tilt knob clockwise to make it
easier to rock your chair backwards.
Turn the knob counter-clockwise to
make it harder to rock your chair
backwards.
Safety and Compliance
• Use care when handling.
• Please read the instructions completely before assembly.
• Remove all parts from the carton and ensure all parts are included prior to assembly.
• Assemble the chair on the carton or carpet to prevent scratching the chair.
• Be careful not to cross-thread screws.
• Do not use power tools
43
6
D
FRONT
FRONT
FRONT
Align the head rest at the center of
backrest frame and then rotate it into
position.
Attach the chair to the base.
To secure seat into base, sit down on
chair.
Attach the seat plate to the seat
cushion.
Insert the backrest.
FRONT
FRONT
B
E
(X4)
D(X2)
E(X4) (X3) (X3)
C
F