rotai RT8900 User manual

ROTAI ULTIMATE (Dual-Core) RT8900
(UNITED KINGDOM SPECIFICATION)*
User Manual
*All materials tested and certificated by Eurofins (UKAS Registered Testing House) to
British Standards Fire Regulations BS5852
Part 1:1979; BS5852 Part 2:1982, EN1021-1:2014, EN1021-2:2014

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Thank you for purchasing what we believe to be the best massage chair currently in world wide
production.
Please read this user manual carefully before using the RT8900 to ensure proper installation and
operation.
Please keep this USER MANUAL for future reference.
CONTENTS
SAFETY PRECAUTIONS 3
NAME AND FUNCTION OF EACH COMPONENT 5
External Structure 5
Internal Structure 5
Quick Control Buttons 6
Instructions of Quick Control Buttons 7
Touch screen Controller Instructions 7
FEATURES 8
PRELIMINARY CHECKS 9
Installation Methods 9
Installation Site 12
Floor Protection 12
Moving Methods 14
Connect to Power 14
Commissioning 15
Inspections Before Sitting 15
Leg Extends/Retracts 16
After Operation 16
CARE AND MAINTENANCE 17
TROUBLE SHOOTING 18
PRODUCT SPECIFICATIONS 18

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• Precautions listed below will help to ensure proper use of this appliance.
• This chair must be plugged into a power point with RCD (residual current device) protection
for the electrical warranty on this appliance to be valid. If your fuse box is not RCD protected
then the plug must be used in combination with a BS approved RCD plug.
• The hazards that maybe caused by incorrect use are classified into “WARNING” and
“CAUTION”. Please ensure that you read all instructions before using the massage chair.
SAFETY PRECAUTIONS
• Do not operate the control buttons with wet hands.
• Do not spill liquids onto the control buttons to avoid electrical injury.
Control Buttons Precautions
CAUTION
Improper operation may cause severe personal injury or substantial property damage.
WARNING
Improper operation may cause personal injury or product damage.
CAUTION
Prohibited Not to be Disassembled
• IMPORTANT: The maximum clothed bodyweight limit for this chair is 120kg (19 stone).
Any weight heavier than this is likely to cause damage to the chair’s mechanism,
which will not fall under Warranty.
• Those who have electronic medical instruments embedded in their body, such as a
pacemaker.
• Those undergoing medical treatment or not feeling well.
• Those with malignant tumours or malignant abscesses. (Use with caution)
• Women who are pregnant.
• Those with osteoporosis or a fractured spine.
• Those with either skin disease or damaged skin.
• Those with high fever.
• Close supervision is necessary when this chair is used by, on, or near children, or
disabled persons.
• The chair can have a heated surface. Persons sensitive to heat must be careful when
using the chair.
• This chair should only be used by persons age of 16yrs or above. Persons with reduced
physical, sensory or mental capabilities must be supervised by an adult at all times
when using this chair to prevent accidents / injury.
• Children should not play with this chair.
• Cleaning and user maintenance must not be carried out by persons under the age
16yrs.
List of Unsuitable Users
WARNING
Please note the following guidelines & take medical advice accordingly before using
the chair.

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• Always unplug this chair from the electrical outlet immediately after using and before
cleaning.
• The chair should never be left unattended when plugged in. Unplug from outlet
when not in use. Unplug from outlet during thunder or lightning storms, and before
changing any parts.
• Never operate this chair if it has a damaged cord or plug; if it is not working properly;
if it has been dropped or damaged or dropped into water. Return the chair to the
service centre for examination and repair.
• Check that the power voltage stated on the rating label corresponds to the UK
electricity supply.
• Do not use wet hands to unplug the cord to avoid an electric shock. Do not pull the
power cord to unplug the chair.
• Do not bend or twist the cord.
• Keep the cord away from heated surfaces.
• To disconnect, ensure the red power button on the back of the unit is in the “o
position” and remove the plug from the outlet.
• The chair is only to be used with the power supply unit provided with the appliance.
• The chair must only be used with a 230v/50hz power supply.
• If the supply cord is damaged, it must be replaced by the manufacturer or its service
agent or a qualified person in order to avoid an electrical hazard.
Cautions Regarding the Adapters and Cord
CAUTION

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NAME AND FUNCTION OF EACH COMPONENT
External Structure
Internal Structure
Shoulder Massage Air Bags
Upper Mechanism Massage Unit
Backrest Heat
Waist Massage Air Bags
Wireless Charger
Arm Massage Air Bags
Inner Massage Airbags
Lower Mechanism Massage
Unit
Calf Massage Airbags
Power Switch Foot Massage Airbags
Sole Massage Rollers
Slide Rail
USB Charging Port
Audio Speaker
Head Pillow
Microphone
Touch screen Controller
Back Cushion
Seat Cushion
Leg rest
Massage Unit
Casters
Power Box
Armrest
Armrest Quick
Access Buttons
Back Cover
Headpiece

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NAME AND FUNCTION OF EACH COMPONENT
Quick Control Buttons
Zero Gravity Position
Back & Leg Rest
Power/Auto Massage
Extend Footrest
Raise Footrest
Retract Footrest
Pause
Rotary Dial
Raise Backrest
Lower Backrest
Lower Footrest

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NAME AND INSTRUCTIONS FOR QUICK CONTROL BUTTONS
Touch Screen Controller Instructions
The “Touch Screen Controller Instructions” can be found on the Touch screen Controller display.
Long press to turn the chair on/o. Quick press rotary switch to toggle auto massage
programs.
Power/Auto Massage
Rotate clockwise/counter-clockwise to increase/decrease 3-D massage intensity.
Rotary Switch
Press to position the chair in Zero Gravity Position. Press again to restore to the default
position. A third press will restore to default position.
Zero Gravity Position
Press and hold to extend the Footrest. Release the button to stop. (Ensure there are no
obstructions in the way of the footrest).
Footrest Extension
Press and hold to retract the Footrest. Release the button to stop.
Footrest Retraction
Press to pause the massage chair function. Press this button again to continue.
Pause
Press and hold to raise the Footrest. Release the button to stop.
Raise Footrest
Incline: Press and hold to incline the backrest to upright position and release the button
to stop.
Raise Backrest
Press and hold to lower the Footrest. Release the button to stop.
Lower Footrest
Recline: Press and hold to recline the backrest. Release the button to stop. NOTE: -
When the backrest reclines to its third quarter position, it will stop and wait for the
lower mechanism to reach a safe clearance before it continues to recline.
Rotary Switch
Press to turn on Back and Leg Heat function. Press again to turn this function o.
Back & Leg Heat
ZeroG

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FEATURES
The chair will slide forward by 28cm and then recline.
The glider recliner linkage mechanism is for space saving purposes and to provide the ultimate
positioning for relaxation.
1. One Press Control Sliding Forward
In this position, where the height of the legs are slightly higher than the upper body, the weight of
the body can be evenly distributed throughout reducing the pressure on the spine and joints.
2. Zero Gravity Position
The upper footrest can extend by 7cm and the lower footrest can extend by 15cm automatically for
users of dierent heights.
3. Auto/Manual Footrest Extension
Whole Body Air Compression Massage for shoulders, arms, back, waist, hips, legs and feet.
4. Whole Body Air Compression Massage
Three rollers provide all-direction pressure massage for the reflexology zones.
5. Roller Massage
These techniques mimic human hand kneading, knocking, synchronised tapping and shiatsu
massage techniques with extra calf rubbing massage for bespoke relaxation.
6. Versatile Massage Techniques

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INSTALLATION METHOD
We very much recommend visiting this excellent video giving full details of unpacking & installation
• Hold the armrest unit up and hook Hanger 2 onto the carrier groove. Slowly push the armrest
unit back into the chair linkage until Hanger 2 aligns completely with Hanger 4. Insert Hanger
1 into Hanger 3 using a screw to secure the armrest into place. (Use the same procedure for
the other side)
• Before beginning installation, please verify that all components are included (check against
the Packing List carefully).
Step 1: Take all massage chair components and accessories out of the packaging
• Connect the numbered air hoses to the matching numbered nozzles on both the armrests and
plug in the air valve connector.
Step 2: Install Armrest Unit
Air Nozzle
Air Valve Plug
Air Hose
Air Valve Port
Armrest Unit
Linkage
Screw Hole
Hanger 3
Hanger 4 Armrest Unit
Hanger 2
Hanger 1

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INSTALLATION METHOD
Insert the lower end of the Touch Screen Controller Holder into the socket and turn the nut
clockwise to secure the holder into place.
Step 3: Install Touch Screen Controller Holder
Raise the Leg rest unit & thread the Air Hose into the air nozzle, then fit the Air Valve Plug into the
Air Valve Port which is located at the face side of the seat base making sure they are well secured.
Step 4: Install the Footrest Unit
Nut
Air Hose
Air Nozzle
Air Valve Port
Air Valve Plug