Noblewell NWOC4 User manual

V2.0(A)
Office Chair
Instruction Manual
Model: NWOC4
Thank you for choosing this NOBLEWELL product! At NOBLEWELL
we strive to provide you with the best quality products and services
in the industry. Should you have any issues, please don't hesitate to
contact us at
Technical Support:
1-800-556-2032 Mon-Fri 8am - 8pm(CST)
Other Info:
[email protected](US/CA)

Features
Adjustable
headrest
Tilting Function
Pull the handle outward to
release the tilting function
of the chair back. Push the
handle inward to lock the
tilting function.
Height Adjustment
Pull up and hold the
handle, the chair will
rise automatically.
Pull up and hold the
handle meanwhile exert
strength downwards, the
chair will drop
automatically
Height adjustable lumbar support
Press the button
to adjust the
height of armrest
and release to
lock the height
01 02 03 04 05 06 07

• Check package contents against supplied parts and hardware list to assure that all
components were received undamaged. Do not use damaged or defective parts. lf you
require replacement parts, please contact NOBLEWELL customer service at
[email protected].
• Carefully read all instructions before attempting installation. If you do not understand
the instructions or have any concerns or questions, please contact customer service at
[email protected].
• One chair is confined to one person.
• Please put the chair on a flat place when using.
• Please do not let the children under 5 years old to sit the chair alone.
• Please do not sit on the armrest, which would cause damage to the chair and lead to
damage.
• Don’t stand on the chair or use it as a ladder or stair.
• Do not put heavy objects on the chair, or use it as trolley.
• Keep your hands away from the seat base besides the knob to avoid unwanted injuries.
• Do not use items with sharp or hook to scratch the chair.
• Keep the chair away from the fire.
• Please do not sit on the front of the seat to avoid dumping. Please sit at the end of the
chair completely. When standing up from the sitting position, please clench the armrests
of the chair.
• Please do not lift your legs up while tilting the backrest backwards to avoid dumping.
IMPORTANT SAFETY INFORMATION
Supplied Parts and Hardware List
Armrest
Back Seat Leg
3 x1
1 x1 2 x1 4 x1
1
R
L
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Installation Steps
Rotate and press the casters
[5] hard into on the leg [3]. Press the gas lift cylinder [6]
into the leg.
12
Headrest
Bolt
M6X20mm M6X30mm M8X20mm
a x4
Bolt
c x3
x1
Bolt
b x6
Caster Gas Lift Cylinder Base
Allen Key
13/64 in (5mm)
φ6 Washer
d x10
φ8 Washer
e x3
3
5
5 x5
6 x1
7 x1
8 x1
9
6
Note: This may need more strength
than you think
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3
Install the base [7] on the seat [2] with bolts [a], washers [d] and Allen key [9].
2
Front
Back
Front
Back
Note: The handle on the base [7]
should be on the right side in this step.
7
9
IMPORTANT NOTE:
Please note that you need to verify the direction of the seat [2]. There are 4 pilot holes
on the center of the seat as shown in the below figure. The holes [3 and 4] are further to
the edge of the seat than the holes [1 and 2]. You need to put the side with holes [3 and
4] in the front of you while assembling the base [7] on the seat [2].
a
d
Hole 1
Hole 2
Hole 3
Hole 4
2
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4
Back
Connect armrests [4] to the seat [2] with bolts [b], washers [d] and
Allen key [9].
b
d
4
2
7
9
5-1. Remove the back stay [8a] from the headrest [8b]. Insert and
hold the headrest stay [8a] into the slot on the back [1], meanwhile
attach the headrest [8b] on the backrest stay [8a].
5
8a
8b
8b 8a
1
R
L
F
r
o
nt
Note：Please adjust the headrest to
the top position for better installation.
Front
S
01 02 03 04 05 06 07

Note: Choose proper position when you
attach the back [1] to the base.
5-2. Use one hand to hold the both headrest and headrest stay, mean-
while use the other hand to tighten the screw by a Phillips screwdriver
to secure the headrest stay [8a] and headrest [8b] on the back [1].
Length Adjustable
Secure the back [1] to the seat [2] with
bolts [c], washers and Allen key [9].
9
6
You may need assistance
with this step.
Phillips
Screwdriver
(Not lncluded)
1
7
7
c
e
S
S
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7
8
Align the hole on base with gas lift cylinder, then press the base
down to secure it to gas lift cylinder.
HEAVY! You may need
assistance with this step.
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