KOSU K20 User manual

THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
Please read this manual carefully before using the product and keep it safe
LE MANUEL D’INSTRUCTIONS DU FAUTEUIL MASSANT
Veuillez lire aentivement la notice avant d’utiliser ce produit afin de ne pas l’altérer
DIE GEBRAUCHSANWEISUNG FÜR DEN MASSAGELIEGESTUHL
Bie lesen Sie diese Anleitung vor der Benutzung des Produkts sorgfältig durch und bewahren Sie sie auf
MANUAL DE INSTRUCCIONES PARA EL SILLÓN DE MASAJE RELAJANTE
Lea atentamente las instrucciones antes de utilizar este producto
IL MANUALE D’ISTRUZIONI DELLA POLTRONA RILASSANTE MASSAGGIANTE
Si prega di leggere aentamente il manuale di istruzioni prima di utilizzare questo prodoo per non danneggiarlo
INSTRUKCJA OBSŁUGI KRZESŁA DO MASAŻU
Zapoznaj się uważnie z instrukcją i zachowaj ją
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THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
INSTALLATION METHOD CONTENTS
PRODUCTS AND ACCESSORIES
NAME AND FUNCTION OF EACH
COMPONENT
PREPARATION BEFORE USING
HOW TO CONNECT TO WIFI
HOW TO DOWNLOAD THE APP
HOW TO UPDATE THE PROGRAM
USE SCENARIO RECOMMENDATIONS
OPERATION GUIDE FOR MASSAGE CHAIR
SAFETY PRECAUTIONS
TROUBLESHOOTING GUIDE
MAINTENANCE OF SYNTHETIC LEATHER
CHAIR SPECIFICATION INFORMATION
3
5
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17
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Low down the leg
ON/OFF
INPUT
AC220V- 50/60Hz
ON/OFF
INPUT
AC220V- 50/60Hz
Flatten the cushionConnect the power
Press the switch
When you receive the massage chair, a simple installation is required :
OPERATING INSTRUCTIONS
The power buttonPOWER CONNECTION
When the power is turned on, the massage chair will
reset automatically. When the reset is completed, open
the power buon on the remote control.
Note
Make sure the lower leg is down before you
plug in the power line.

THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
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PRODUCTS AND ACCESSORIES
Main Chair Body: 1
The main machine includes LCD panel, headrest
pillow, seat cushion and foot rest.
Power Cord: 1
1.8m (71 in.) long, plug with 2 pins.
Leather:1
Leather drawstring for the power cord: 1
Safety Fuses: 2
Manual: 1

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THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
NAME AND FUNCTION OF EACH COMPONENT
EXTERNAL STRUCTURE
Loud Speaker
Pillow
Armrest
Seat cushion
Legrest
Shoulder section
LED light
Fuse
Power Switch
Power Socket
Wheels

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NAME AND FUNCTION OF EACH COMPONENT
INTERNAL STRUCTURE
Massage
Mechanism
Back Heat
Back Air
Massage Unit
Slide Rail
Foot Roller
Massage Unit
Shoulder Air
Massage Unit
Armrest Air
Massage Unit
Armrest Air Heat
Seat Air Massage Unit
Foot Air Massage Unit
Sole Air Massage Unit
Foot roller heat

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THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
6cm
45cm
PREPARATION BEFORE USING
INSTALLATION POSITION
SAFETY DISTANCE
Please make sure there is enough space for installation
Back: minimum 6 cm (2 in.) from the wall or any other objects
Front: minimum 45cm (18 in.) from any objects
In order to prevent signal interference, please keep at least 1m
(39.4 in.) away from any router, radio or any other video and audio
devices.
Before using, please don’t tangle the cables to avoid twining or damage. Before the whole chair slides forwards or
backwards to the original position, please check first whether there are kids, pets or any other objects around to avoid
accidents. Please put carpet or other pad under the massage chair, in order to avoid any unpredictable dammage to the
floor.
SURROUNDING ENVIRONMENT
Keep the massage chair away from damp places (for example: bathroom) to avoid electric leakage.
Keep the massage chair away from high temperatures sources (for example: stove) to avoid fire or damage to the
leather material.
CAUTION

THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
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PREPARATION BEFORE USING
GROUNDING
INSTRUCTIONS
This product must be grounded. If it should malfunction or breakdown, grounding provides a path of least
resistance for electric current to reduce the risk of electrical shock. This product is equipped with a cord, an
equipment-grounding conductor and a grounding plug. The plug must be plugged into an appropriate
outlet that is properly installed and grounded in accordance with all local codes and ordinances. DANGER -
Improper connection of the equipment-grounding conductor can result in a risk of electric shock. Check
with a qualified electrician or serviceman if you are in doubt as to whether the product is properly grounded.
Do not modify the plug provided with the product - if it does not fit the outlet; have a proper outlet installed
by a qualified electrician.
PRODUCT STORAGE AND MAINTENANCE
AFTER USING THE
CHAIR
• Please power off the chair and unplug the power cable from the power supply socket aer using,
disconnect the controller and store carefully.
• Please power off the chair and unplug the chair from the power supply socket when the chair is not in use,
to avoid children from accidently turning on the chair.
• Please store the chair well if it is not in use for a long time.
METHODS OF
STORAGE
• Do not dismount the back of the chair.
• Keep the massage chair free of dust.
• Cover the chair with dust-free cloth lo prevent dust from collecting.
• Do no store in a hot, humid, damp place or in direct sunlight or heat.
• Do not store in an overly cold place.
PREPARATION BEFORE USING

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THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
PRODUCE STORAGE AND MAINTENANCE
CONNECT TO WIFI HOW TO DOWNLOAD THE APP
MAINTENANCE
• Before cleaning, unplug from electrical source to avoid shock.
• Clean the cloth surface with neutral detergent or special mild detergent for cloth/leather .
• Dust can be cleaned off with a damp cloth with mild detergent and you can let it air dry.
• Do not spray any kind of pesticide on the device.
• Specified cleaner can be used on the leather, plastic, and dried with a cloth.
• DO NOT use a damp cloth on the electronic components which can cause shock and damage.
• The leather covers (headrest, seat cushion, foot cushion) can be removed for cleaning.
Boot up
ON/OFF
INPUT
AC220V- 50/60Hz
08.08AM
WiFiClose
BluetoothClose
Atmosphere lamp Close System Settings Close
Brighteness Close
Languages Close
Google Play
08.08AM
WiFiClose
BluetoothClose
Atmosphere lamp Close System Settings Close
Brighteness Close
Languages Close
08.08AM
POWER CONNECTION
Plug the power cord into the socket and turn
on the switch.
1. Connect Wi-Fi
2. Go to the app store on your device,
select your favorite app, and click
download . WeChat, video, listen to music,
while enjoying your massage.
START THE REMOTE CONTROL
Plug the power cord into the socket and turn
on the base switch.
Connect Wi-Fi
Select seings  Select Wi-Fi seings
 Confirm Seings
Note:
For the sake of the system not to break down, please do not
download too many apps.

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HOW TO UPDATE THE PROGRAM
08.08AM
WiFiClose
BluetoothClose
Atmosphere lamp Close System Settings Close
Brighteness Close
Languages Close
When there is an update for the program , the system will automatically set a reminder. Connect the Wi-Fi ,select
seings  select system. Confirm the update.
Note: the system will be updated from time to time.
USAGE RECOMMENDATIONS
AFTER EXERCISING BEFORE GOING TO BED AFTER DOING
HOUSEWORK WHILE APPLYING A FACIAL MASK

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THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
OPERATION GUIDE FOR MASSAGE CHAIR
Auto
Manual
NeckShoulder
Back
Foot
Back Waist Am
Relax ThaiExtend Zero Sleep
08.08AM
Auto
Manual
Back
N Knock M Knock W Knock N&M Knead
M&W Knead W&N Knead M&N Knock W&N Knock
08.08AM
C Knead A Knead C Pummel A Pummel
W&M Knock W Tap N Tap M Tap
SELECT MASSAGE PROGRAM
01 Auto program
Choose the program according to your needs, and a quick massage will start.
02 Manual program
16 manual and massage modes that can be adjusted.

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OPERATION GUIDE FOR MASSAGE CHAIR
OK
Body Scan
08.08AM
two side good fit
M Knock
1.Sit c omfortably wit h your head
resting on th e head pillow,press
your back against t he chair.
2.The legrest w ill aut omatically
extend you r etract,detecting
your leg l ength wi th a sensor
located i n the f oot well.
3.To customize your f oot
massage,if further adjustment
is needed,use t he extend/
retract buttons a nd press O K.
thebestposition of
theshouldermiddlepart
Scan
To customize your massage,
the chair will scan your back,
detecting the ideal roller
adjustments is needed,use
the up/doen buttons and press OK.
M Knock
OK
Shoulder
INTELLIGENT SCAN
03 Body Scan
1. Sit comfortably with your head resting on the head pillow, press your back
against the chair.
2. The legrest will automatically extend or retract,detecting your leg length with a
sensor located in the foot well.
3. To customize your foot massage, if further adjustment.is needed, use the
extend/retract buons and press OK.
04 Shoulder Scan
To customize your massage, the chair will scan your back, detecting the ideal
roller adjustments that are needed, use the +/- buons and press OK.
05 Shoulder airbag adjust
According to your height, you can manually adjust the airbag position.

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THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
OPERATION GUIDE FOR MASSAGE CHAIR
00:00
Backintensity 3D
08.08AM
M Knock
Heat
Roller
Airbag
00:00
Backintensity 3D
08.08AM
M Knock
Heat
Roller
Airbag
ADJUST
06 Start Heat function
If adjustment is needed, use heat & roller buons on/off.
07 Airbags Adjust
If the air bag is too heavy to be used, click ””, ”” and adjust air intensity.

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OPERATION GUIDE FOR MASSAGE CHAIR
00:00
Backintensity 3D
08.08AM
M Knock
Heat
Roller
Airbag
Leg extend
Leg up&down
Back up&down
08.08AM
ADJUST
08 Back intensity
Click ”−“ , “+“ adjust the back intensity of the mechanism.
09 Position Adjust
Click ””, ”” to adjust the position of the calf and back.

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THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
SAFETY PRECAUTIONS
CAUTION
• Before using, please read this “SAFETY PRECAUTIONS” carefully to ensure proper operation.
• The following “SAFETY PRECAUTIONS” is of great help to correctly use this massage chair.
• To clearly indicate the degree of danger and damage, the classes of accidents caused by incorrect use are classified
as “WARNING” and “FORBIDDEN”. These instructions should be strictly followed.
MEDICAL WARNINGS
Not recommended for the following people:
• Patients with serious hyperostosis.
• Swollen lump and patient thrombosis.
• Patients with serious heart conditions.
• Pregnant Women.
• People that consume large amounts of alcohol.
• People with diabetes.
• People suffering from high fever.
• Patients with malignant tumors or malignant abscesses.
• People with distorted joints.
• People with serious skin conditions.
• People with spinal injuries.
• All people should consult a physian and exercise caution when operating this system.
• Minors under 16 years or people unable to control his/her behavior, i.e. people with mental illnesses, people with
paralysis, etc. should not be allowed to operate the massage chair.
WARNING
• Use this appliance only for its intended use as described in this manual. Do not use in ways not recommended by
the manufacturer.

THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
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CAUTION
PROHIBITED
SAFETY PRECAUTIONS
• Never operate this appliance if it has a damaged cord or plug.
• Keep the cord away from heated surfaces.
• Please empty pockets and remove any arm/wrist jewelry such as watches or bracelets before using this chair.
• Do not operate where aerosol (spray) products are being used.
• To disconnect, turn all controls to the off position, then remove plug from outlet.
• Connect this appliance to a properly grounded outlet only. See Grounding Instructions.
• Do not remove the back cushion and do not play with roller mechanism.
• Do not remove the boom seat and do not play with the remote controls.
• Keep the cord out of heavy traffic area.
• Always unplug the power cord from the electrical outlet immediately aer use.
• Only people less than 120kgs (264.5 lbs) should use the massage chair.
• Do not operate any equipment with damaged parts.
• Any other use not recommended by the manufacturer may cause electrical shock or injury.
• Do not touch or re-wire the wires connected to the master-box.
• Do not aempt to repair or adjust any electrical or mechanical functions on this unit. Doing so will void the warranty.
• Do not put your hands or head under the chair.
• When using the massage chair, ascertain that the footrest is at its lowest position.
FORBIDDEN
• Do not allow children to play near the chair especially while being used.
• Do not leave mobility impaired or speech impaired people alone in chair.
• Do not place or stock this machine near damp places such as swimming pools or bathrooms.
• Do not press by force on the massage rollers.

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THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
SAFETY PRECAUTIONS
• Do not stand on the chair or store heavy items on the chair.
• Do not use in an environment that is dusty, greasy or lacking oxygen.
• Do not place near steam oven, open fire or heat.
• Use only while wearing suitable clothing.
• Do not place dircetly in the sun.
• Do not use an electric blanket while using the massage chair.
• Do not use outdoors.
• Do not use while smoking.
• Do no use immediately aer eating.
• Do not sit on the back cushions, armrest, or legs.
• Do not use the massage chair when your body is wet or moist as it can result in electrical shock.
• Do not operate with more than one person.
• Don’t use when using while wearing anything on your head, such as hats, baseball caps, etc. as it can result in injury.
• Do not stumble over electrical wires or connections.
• Before maintenance, please pull out power plug. In addition, please do not insert or unplug the power plug with
damp hands, to avoid electric shock.
• When the massage chair is not in use, please switch off power and remove the plug from socket. When power is off,
please cut off power supply immediately and pull out the power plug from socket.
PROHIBITED
REMOVE
PLUG

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KIND REMINDING
During daily use, please check whether the following exists:
• Scorched smell
• When touching the wire, the power is on, but sometimes off
• The power supply cord is hot
• Other abnormal phenomenons
TROUBLESHOOTING GUIDE
If problems happen above, please turn off
power supply and contact the distributor or
manufacturer for assistance.
Problems Possible Cause Trouble shooting method
Makes tapping or humming sounds. Sounds from air pump, molar or other
mechanical parts.
Normal Phenomenon.
Suddenly stops working. 1. Bad power connection.
2. Auto program timer is up.
1. Unplug and reinsert power cord to the
chair.
2. Normal.
Does not work aer power up. 1. Power switch is not turned on.
2. Bad connection between plug and
socket.
3. Massage remote is not turned on.
4. The power wire plug has broken.
5. Bad fuse.
6. Control unit is not functioning properly.
1. Turn power switch on.
2. Connection power card again.
3. Press pawer buon on remote.
4. Contact professional technician.
5. Replace fuse.
6. Contact professional technician.
Railer height changes. Railers work by alternating. Normal phenomenon.
Sudden abnormal sounds while working. Possibly from over working the massage
chair.
1. Cut down usage.
2. Contact professianal technician.

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THE INSTRUCTION MANUAL FOR MASSAGE RECLINER CHAIR
TROUBLESHOOTING GUIDE
MAINTENANCE OF SYNTHETIC LEATHER
Problems Possible Cause Trouble shooting method
Can not recline the chair. Obstruction-be sure that the chair is
allowed enough room to fully recline.
Stop operating the chair and move
obstruction.
Can not restore to normal position aer
reclining.
Problem on electric motion pole or plug
under bad connection.
Contact professianal technician.
ATTENTION ! If problems are not from above reasons, please turn off power supply and contact the distributor or
manufacturer for assistance.
Note: Do not dismantle the product by yourself. Our company will take no responsibility of the damage caused to the
product caused by improper use. Thank you for your cooperation!
FEATURE
• Super Macro fabric, also known as regenerative leather, is a new type of high-grade leather developed in
synthetic leather.
• Super Macro fabric is very high-tech and will be more expensive than genuine leather for high-end applications.
• This fabric appears like genuine leather, and even feels like it. It has become the ideal choice to replace natural
leather.
• High strength, thin and elastic, so and smooth, breathable and waterproof.
• At low temperature, it still has good tensile strength and perturbation strength, good photoaging resistance and
hydrolytic stability.
• More wear-resisting, appearance and function are close to natural leather, easy to wash, easy to sew.
• High tear strength and peel strength (high tensile strength of wear resistance tear strength).
• From production to use will not have any pollution, superior environmental performance.

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MAINTENANCE
• Keep in a place where air is circulated.
• Don’t leave it exposed to direct sunlight.
• If the surface of the leather is wet, immediately remove the moisture from the surface with a cloth and
place it in a cool & dry place to dry.
• Use a small amount of care solution on a regular basis to allow the care solution to permeate the leather,
and then wipe the leather surface, so that the leather can regain its luster.
CLEANING
METHOD
• Leather can only be stained with water and detergent cleaning, avoid gasoline scrub.
• Do not dry clean.
• Water used to clean must not exceed 40 degrees.
• Aer cleaning, do not expose the massage chair to the sun.
• No access to some organic solvents.
MAINTENANCE OF SUPER SYNTHETIC LEATHER
CHAIR SPECIFICATION INFORMATION
Name Sleep Massage Recliner Chair Rated Voltage 220-240V
Package size 1365x850x1275 mm Rated Frequency 50 / 60 Hz
Color choice Black, Blue, Brown Rated Power 300W
G.W 287 lbs Safety Design Class I
N. W 250 lbs Weight Capacity 120 Kg

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LE MANUEL D’INSTRUCTIONS DU FAUTEUIL MASSANT
METHODE DE MONTAGE SOMMAIRE
PRODUITS & ACCESSOIRES
NOMS & FONCTIONS DE CHAQUE
COMPOSANT
PRÉPARATION AVANT UTILISATION
COMMENT SE CONNECTER AU WIFI
COMMENT TÉLÉCHARGER DES
APPLICATIONS
COMMENT METTRE À JOUR LE
PROGRAMME
RECOMMANDATIONS D’UTILISATION
GUIDE D’UTILISATION DU FAUTEUIL
MASSANT
MESURES DE SÉCURITÉ
GUIDE DE DÉPANNAGE
ENTRETIEN DU REVÊTEMENT SUPERFIBRE
INFORMATIONS SPÉCIFIQUES SUR LE
FAUTEUIL
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35
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Baisser le
repose-pieds
ON/OFF
INPUT
AC220V- 50/60Hz
ON/OFF
INPUT
AC220V- 50/60Hz
Aplatir le coussin Allumer l'interrupteur
Brancher l'électricité
Quand vous recevez le fauteuil massant, une installation simple est
nécessaire :
MODE D’EMPLOI
The power button
COMMENT CONNECTER SON FAUTEUIL ?
Lorsque le fauteuil de massage est mis sous tension, il
est automatiquement réinitialisé.
Lorsque la réinitialisation est terminée, ouvrez le
bouton d’alimentation de la télécommande.
POINTS DE
VIGILANCE
Assurez-vous que le repose-pieds est bien
abaissé avant de le brancher à une prise.
Bouton
d’alimentation