DOWINX LS-66LED Series User manual
Book Ver. 1.1
（All illustrations are for illustrative purposes only）
Recommended number of installers: 2
LS-66LED SERIES
ASSEMBLY INSTRUCTIONS English
US01
Safety Precautions
After-sale Policy
Point of Assembly
Parts Checking
Assembly①
Assembly②
Assembly③
Assembly④
Function Description
Function Description
01
02
03
04
05
06
07
08
09
10
TABLE OF CONTENTS
Safety Precautions
⚠
The precautions written here are to prevent harm or damage to you or others.
All of these are important contents for safe use, so be sure to observe them.
⚠
WARNING
Ignoring this instruction and
using the product incorrectly
may result in serious injury.
⚠
ATTENTION
Ignoring this instruction and using
the product incorrectly may result
in injury or property damage.
⚠
ATTENTION
CAUSE OF INJURY OR DAMAGE
Be sure to assemble on a stable, flat surface.
Be careful not to get your hands or fingers caught in the casters or reclining
parts.
When turning the chair, pay attention to your surroundings
Do not use it for anything other than its intended purpose.
CAUSE OF DISCOLORATION AND DEFORMATION
This product is for indoor or indoor use.
Outdoor use or getting wet may cause malfunction, rust or discoloration.
Avoid using the product in a place exposed to direct sunlight or heat such as a
stove, or in a place with significant humidity or dryness.
※In addition to the above, please be sure to avoid other dangerous behaviors.
⚠
WARNING
CAUSE OF SUFFOCATION
Do not cover your head with the plastic bag used for packaging.
CAUSE OF EXPLOSION
Do not disassemble or lubricate the gas cylinder.
Do not put the gas cylinder into fire.
Do not incinerate.
CAUSE OF FALL
Do not stand on the chair, use it as a stepping stone, or place it in an unstable
position.
Do not sit on the armrests or lean on the backrest, or sit on only part of the seat.
Do not use the chair on slippery floors.
CAUSE OF POISONING
Incineration may produce toxic gases.
Care of Upholstery:
Gently scrub the surface with a soft brush, or
use a vacuum cleaner to remove dust from
seams and crevices.
If it gets dirty, just dab it with a soft cloth
dampened with a small amount of diluted
neutral detergent. Then, wipe off the cleaner
with a towel dampened with a little water.
Care of Metal and Resin Parts:
Wipe with a soft dry cloth. If it gets dirty,
wipe it with a diluted neutral detergent,
then wipe it with a wrung cloth, and then
wipe it with a dry cloth to completely
remove the detergent and water.
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After-sale Policy
【Manufacturer warranty】
（1）365 days quality assurance
Within 365 days from the date of order, if there is a failure or breakdown under the conditions of use in
accordance with the instruction manual, we will replace the parts for free, or replace the product at our discretion.
The following cases are not covered by the warranty even within the warranty period (paid maintenance).
①
②
a. Damage caused by transportation, movement, drop and other reasons after delivery.
b. Malfunctions caused by failure to observe the precautions or specified conditions stated in the instruction manual,
labels, packaging, etc., or malfunctions caused by incorrect use exceeding the limits.
c. Product damage repaired by anyone other than the our company or the designated supplier.
d. Damage caused by natural disasters such as earthquakes, fires, lightning strikes, wind disasters, floods, salt damage,
or other external factors.
e. If the warranty card or order number is presented, the warranty period cannot be confirmed.
f. Leather (fabric) wear, synthetic leather hydrolysis or hardening, genuine leather discoloration or cracking, sun fading,
etc.
g. Abrasions, scratches, stains, discoloration, etc. caused by daily use.
h. Wear on casters, etc.
i. In the case of other defects caused by the negligence of the customer.
（2）30-day Return and Money Back Guarantee
(Non-Amazon orders follow the rules of the corresponding platform)
Refunds will be processed automatically upon return of the product to Amazon's designated location within 30 days of the
date of your order, as long as you follow Amazon's return policy instructions.
※Please refer to the above link for the return method and return conditions.
※Original manufacturer packaging is required for returns. Please do not discard the original boxes.
【Other notes】
・The warranty information on this page promises to repair the product free of ctharge within the warranty period and
conditions specified in the instruction manual.
・The warranty information provided on this page does not limit your legal rights, so if you have any questions about repairs
after the warranty period , please contact us by email.
・365-day quality assurance is a service that provides support (guarantee) for 365 days from the date of your order. After
ordering a new replacement product, the warranty period will not be extended again.
・When lending or transferring our products to a third party, be sure to attach the order number and instruction manual
together. In addition, we are not responsible for any trouble caused by the act of lending or transferring.
・After-sales service rights such as return and replace are applicable only to the customer who purchased the product.
After-sales service rights are not transferred even if the product is lent or transferred to a third party.
・When replacing parts or products, we may use alternatives with a different appearance.
・If the warranty has expired, we will provide after-sales service, but the customer will bear the freight and other costs.
・The warranty information on this page is valid only in NA.
・Except for special circumstances, the warranty provided on this page is valid only for the personal use of the product.
・If you would like to replace the product under warranty, you must return the original product to us. After confirmation by
our customer support, you need to return the product within a certain period of time. Please note that if you change the time
of return without contacting us in advance, you may not be covered by the warranty.
・We do not provide repair services.
・We do not sell assembled products.
About Your Personal information
The Company and its affiliated companies (hereinafter referred to as "the Company") will handle personal information (hereinafter
referred to as "personal information") such as the customer's name and address provided by the customer as follows.
1. We will use your personal information to respond to inquiries about our products, repair and confirm them, develop new
products, etc., and keep a record of the contents of your consultation for these purposes. there is.
2. Personal information will not be disclosed or provided to third parties outside the company, except when the company entrusts
a cooperative company to carry out maintenance, it is necessary to perform business or exercise the authority stipulated by laws
and regulations, or there are other legitimate purposes
3. When the person requests disclosure of personal information, we will disclose it to the person without delay. If you wish to be
notified of the purpose of use of personal information, correct, add, delete, stop using, or stop providing to third parties, please
ontact us at our email address.
Do not tighten the screws from the beginning
● Tighten all the screws only in halfway at the beginning of the assembly, otherwise the
screws might not be aligned with the screw holes and cause further distortion of the chair.
How to tighten screws
Point of Assembly
Please lay the carpet
To protect the floor, place a rug under the unit as
shown in the illustration.
・Thick cloth
・Packing cardboard, etc.
1 Temporarily tighten all screws to 80%
Temporarily tighten
all screws to 80%
⚠
2 Finally, tighten all the screws firmly.
⚠Tighten all the
screws firmly
How to tighten the diagonal screws
① Install the first screw into any hole and then install the second
screw diagonally.
② Install the remaining screws.
Refer to the following order for the
screws on the opposite angle.
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Assembly ①
1Installation of Base
Insert the Base-2 to Base-1 as shown.
※ Base-1: part like a pentagram, Base -2: slender rod
※ First, loosely insert the Base-2 into the correct position. Please do not fully insert the Base-2
yet to avoid pinching your fingers. Then press the base -1 from above and securely install the
base -2.
i
H
2Installation of Casters and Gas Cylinder
Turn the base over and insert the casters firmly.
Insert the gas cylinder and cover into the base as shown.
※ To prevent the wheels from coming off, it is a bit difficult to insert.
※ The cylinder coated with lubricating oil. Be careful not to get your hands, clothed, or floor
dirty.
If the wheel is difficult to insert, it is easy to penetrate
from above by slow application of force.
I
J
G
F
Parts Checking
AX1
Backrest
BX1
Cushion Lumbar Pillow
CX1 DX2
Armrest (L＆R)
EX1
Tilt Mechanism
FX1
Cylinder Cover
GX1 HX1
Base-1
IX5
Base-2
16
JX5
Caster Back Cover
KX1 LX1
Backrest
Support
MX4
M6*16MM
NX16
M8*25MM
OX1
Allen Key
PX1
Remote Control
※In the event of missing parts or initial failure, please contact our customer support.
※ Armrest surface screws pre-installed.
3Assembled Armrest
・First, please remove the screws that are temporarily tightened.
Screw the armrest surface to the armrest post (two screws)
M6*14MM*2
D
O
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Assembly ③
9Note
・This concludes the assembly. Please confirm whether there is shaking, deformation, etc.
Then tighten all screws.
Tighten all the
screws firmly
⚠
7Adjustable headrest and Installation of Lumbar Pillow
・ The headrest can be adjusted up and
down within a certain range according to
your height.
・ Fix the lumbar pillow as shown.
※ The lumbar pillow belt is passed
through the gap between the backrest
and fixed.
C
8Power cord connection
・LED power cord can be connected to power
bank or USB port.
※The bottom of the cushion can fix the power
bank.
※Input parameters for normal use: voltage 5V,
current 2A.
Assembly ②
4Installation of tilt mechanism and armrest
EFirstly, remove the all screws attached to the bottom. Attach
the tilt mechanism and armrests to the cushion, then tighten
each of the removed screws to their original positions.
※ Point the front mark on the base to the guide rail.
※ Note the distinction between the left and right armrest.
Temporarily tighten all
screws to 80%
⚠
N
E
N
D
B
5Installation of Cushion
・Assemble the upper and lower parts of the
chair as shown.
※ If lack of energy, or install it by yourself,
please place the upper side of the chair on the
ground, insert the gas cylinder into the tilt
mechanism, and pick up the chair.
6Installation of Backrest
●Align the steel plate with the four holes on the
backrest and screw in the 4 screws.
●With the seat cushion in a stable position, insert
the back support plate into the tilt mechanism and
install the four screws.
※ These 8 screws are stored in the screw pack.
※The back support steel plate has an inclined
design, please note that the steel plate is
inclined outward when installing.
●Then install the metal
back cover and snap it on.
M
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L
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Customer service
✉
We will get back to you as soon as possible.
Please be sure to provide us with the necessary information above.
※ We will properly handle the personal information we receive, please check the policy (page.02) for
details.
If you have any questions
about our products or our
policies, please feel free to
contact us.
Function Description
Backrest Angle Adjustment Function
When adjusting the angle of the backrest, sit on the chair and operate the reclining lever.
・Pull the lever up to release the reclining function, and tilt it back to increase the angle of the backrest. lf it is the
other way around, it will decrease.
・Push the lever down to fix the backrest at the current angle.
Please note
●Do not apply backward force to the backrest until you have pulled the lever. This may cause structural
damage. When you adjust the backrest angle significantly, please support the backrest with your hand to avoid
hitting yourself with the rotation speed.
When using it for the first time, it may be difficult to adjust, please pull the lever upward vigorously once.
When you lie down
reclining function
When you reduce the backrest angle
the reclining lever
Precautions
●light weight people may have difficulty lowering the seat.
In that case,please sit on the seat and try a few more times.
raise the lift lever and lift your hips
raise the seat height
raise the lift lever while sitting
lower the seat height
the lift lever
height adjustment
●The front and back can be adjusted
by pressing the front button.
●The left and right can be adjusted by
pressing the inner button.
●The height can be adjusted by
pressing the outer button.
●You can also swing from side to side
by rotating the armrest.
Armrest adjustment function
© 2023 Dowinx Components, Inc. All rights reserved.
Dowinx and the language logo are registered trademarks in the United States and/or other countries.
The appearance patent of LS-66LED has been registered in the United States, Europe and Japan.
Product may vary slightly from those pictured.
Table of contents
