Belmont EURUS SWIVEL CHAIR User manual

DENTAL CHAIR ( FOLDING LEGREST TYPE )
INSTRUCTIONS FOR USE

Dear Customers
2020-04-01 (1st edition)
Dear Customers
Thank you for purchasing our product.
This booklet explains how to use DENTAL CHAIR (FOLDING
LEGREST TYPE).
Before using DENTAL CHAIR (FOLDING LEGREST TYPE),
carefully read the operating instructions and make sure to use
the product correctly.
Using the product without reading these instructions may lead
to an accident.
This document describes the full version of the system. It may
therefore cover components that are not included in the system
you purchased.
The specification is subject to change without notice.
1E07XUA0

Table of Contents
1General Information
1-1 Intended Use of the Product
1-2 Compliance with Regulation and Directive
1-3 Declaration of Conformity
1-4 How to Dispose of the Device
1-5 Recomendation to user
1-6 Symbols
1-7 Technical Description
2Safety Consideration
3 Precautions for Use
4 Specifications and Operation
2-1 Risk Level Interpretation
2-2 Safety Precautions
2-2-1 Points to remember when operating the product
2-3 EMC Information
2-4 Devices Connectable to the Product
3-1 Operating Precautions
3-2 Precautions for Using Synthetic Leathers
4-1 EURUS SWIVEL CHAIR
4-1-1 Specifications
4-1-2 Dimensions
4-1-3 Name of Each Part
4-1-3-1 Chair
4-1-3-2 Headrest
4-1-4 Operation
4-1-4-1 Prepation Before Use
4-1-4-2 After use
4-1-4-3 Raising/lowering the chair and raising/reclining the backrest
(manual operation)
4-1-4-4 Moving the chair to the preset position (automatic operation)
4-1-4-5 Operating the headrest (manual type)
4-1-4-6 Operating the headrest (electrohydraulic type)
4-1-4-7 Relationship among the angles of the backrest, legrest and
roll up legrest
Dear Customers

Table of Contents
5Maintenance and Cleaning by Dental Staff
5-1 Methods for Care
5-2 Maintenance and Inspection
5-2-1 Notes on daily maintenance and inspection (by the user)
5-2-2 Notes for periodic inspection
5-3 Storage Instructions
5-4 Environmental Conditions for Transportation or Packaging
4 Specifications and Operation
4-1-4-8 Operating the Legrest
4-1-4-9 Chair Rotation
4-1-4-10 Turning the armrest
4-1-4-11 Cancellation function
4-1-4-12 Chair lock function
4-1-4-13 Setting the treatment and entry/exit positions
4-1-4-14 Setting the mouth rinsing position
4-2 CLAIR CHAIR
4-2-1 Specifications
4-2-2 Dimensions
4-2-3 Name of Each Part
4-2-3-1 Chair
4-2-3-2 Headrest
4-2-4 Operation
4-2-4-1 Prepation Before Use
4-2-4-2 After use
4-2-4-3 Raising/lowering the chair and raising/reclining the backrest
(manual operation)
4-2-4-4 Moving the chair to the preset position (automatic operation)
4-2-4-5 Operating the headrest (manual type)
4-2-4-6 Operating the headrest (Power Headrest Type)
4-2-4-7 Relationship among the angles of the backrest, legrest and
roll up legrest
4-2-4-8
Turning the armrest
4-2-4-9 Cancellation function
4-2-4-10 Chair lock function
4-2-4-11 Setting the treatment and entry/exit positions
4-2-4-12 Setting the mouth rinsing position

Table of Contents
6 Maintenance by Service Engineers
6-1 After-sales Service
6-2 Service Life
6-3 Period of Parts Retention
7 Troubleshooting
7-1 Troubleshooting
8 Accessories and Consumables
8-1 Accessories
8-2 Consumables

This product is an active therapeutic device intended for the exclusive
use for diagnoses, treatments and relative procedures of dentistry.
The product must be operated or handled by the qualified dentists or
by dental staffs under the supervision of the dentist.
Such dentists or dental staffs should instruct and/or assist the
patients to approach to and leave from the product.
Patients should not be allowed to operate or handle the product
unless he/she is so instructed.
When disposing of this product and parts replaced, carefully take
infection control measures, pay attention to physical hazards such as
from sharps, and handle them properly in accordance with the
relevant laws and regulations (including local ordinances).
In the EU area, EU Directive 2012/19/EU (Directive on Waste Electrical
and Electronic Equipment [WEEE Directive]) applies to this product.
Environment-conscious recycling/disposal is mandatory under this
Directive.
We hereby declare that the product listed below complies with the
essential requirements of the MDR (EU) 2017/745 and
RoHS Directive 2011/65/EU based on category 8 of Annex I.
Product : DENTAL CHAIR (CLASS I)
Model : EURUS SWIVEL CHAIR
CLAIR CHAIR
" CLASS I " has been defined by the rule 13 of MDR Annex XIII.
The product has been designed and manufactured in accordance
with the European standards as the listed in the Declaration of Con-
formity.
This product complies with MDR (EU) 2017/745 and
RoHS Directive 2011/65/EU.
1-1 Intended Use of the Product
1-2 Compliance with Regulation and Directive
1-3 Declaration of Conformity
1-4 How to Dispose of the Device
1 General Information

A notice to the user and/or patient that any serious incident that has
occurred in relation to the device should be reported to the
manufacturer and the competent authority of the Member State in
which the user and/or patient is established.
1-5 Recomendation to user
1 General Information

Switch
（ＯＮ）
Indicates that the power
plug must be removed
from the socket
Alternating current Protective earthing
Stick switch for
headrest
(EURUS SWIVEL CHAIR)
Date of manufacture
Serial Number
EC REP
Separate collection of
electrical and electronic
equipment
European Authorized
Representative
Switch
（ＯＦＦ）
Stick switch for
automatic operation
(EURUS SWIVEL CHAIR)
Stick switch for
manual operation
(EURUS SWIVEL CHAIR)
Stick switch for
headrest
(CLAIR CHAIR)
Stick switch for
automatic operation
(CLAIR CHAIR)
Stick switch for
manual operation
(CLAIR CHAIR)
Name and address of
the manufacturer
Catalog number
Type B Applied Parts
contacting the patient’s
body surface only
Follow instructions
for use
Generally prohibited
activity
Disassembly, repair or
modification prohibited
Instructions for
mandatory actions
in general
1-6 Symbols
1 General Information
Medical Device
Compliance with
MDR (EU) 2017/745,
RoHS Directive
2011/65/EU
Functional earthing
Flammable
warning symbol
Caution General warning sign

How to install this product
Wiring/flow diagram
Item Document
Installation Instructions
Installation Instructions
The following are explained in the documents listed below:
1-7 Technical Description
Product name
Rated input
Rated voltage
Product of Japan
①
②
③
①Maximum activation time
②Non-continuous operation
③Duty cycle
1 General Information

2 Safety Consideration
These precautions are intended to ensure the safe use of the product
and prevent harm or damage to users or other people.
According to the magnitude of harm and damage and the degree of
urgency, an incident that may be caused by misuse of the product is
classified into one of the following categories: CONTRAINDICATION,
WARNING, and CAUTION.
All of these categories are important for safety. Always follow the
instructions provided.
We assume no responsibility for any accident due to failure to follow
the Safety Precautions or Operating Precautions even in the event of
harm or damage to users or other persons.
In such case, users or other persons who use the product without
observing the Safety Precautions and Operating Precautions are
responsible for any harm or damage incurred.
The graphical symbols are explained in detail below.
Once you have fully understood this explanation, read the text.
Make sure to carefully read the Safety Precautions and Operating
Precautions and use the product correctly.
Precautions before use
2-1 Risk Level Interpretation

2 Safety Consideration
Improper handling of the product without regard to this
indication will create a hazardous condition that may result in
death or serious injury.
Improper handling of the product without regard to this
indication will create a potentially hazardous condition that
may result in moderate or slight injury or property damage.
Use of the product without regard to this indication will create
a hazardous condition that may result in death or serious
injury.
Classification by degree of
harm or damage and urgency
The following graphical symbols are used to explain your
responsibilities for using the product safely:
Generally prohibited activity
Disassembly, repair or modification prohibited
Instructions for mandatory actions in general
Graphical symbols for prohibited activity
Graphical symbols for mandatory instructions
WARNING
CAUTION
CONTRAINDICATION
Indicates that the power plug must be
removed from the socket.

2 Safety Consideration
2-2 Safety Precautions
Precautions regarding installation
Do not install the product near electromagnetic sources such as
communication facilities or elevators.
Malfunction of this product may occur in the presence of
electromagnetic interference waves.
Installing or transferring the
product
Use and maintenance of the
product
Do not use the equipment in an explosive atmosphere (e.g.,
in the presence of inflammable gases).
Improper use in such an atmosphere may cause injury or fire.
Use with caution in the presence of electromagnetic waves.
Do not use equipment generating electromagnetic waves,
such as mobile phones, around this product.
Malfunction of this product may occur.
Be sure to turn off the main switch of the product when HF
surgical equipment is in use.
Be sure to turn off the main switch when HF surgical equipment is in
use because the noise generated from HF surgical equipment may
cause incorrect operation of this product.
Never disassemble, repair or modify the product.
Individuals other than your local authorized Belmont dealer should not
disassemble or repair this product.
This could lead to an accident, failure, electric shock, or fire.
Never modify the product as it is extremely dangerous.
CONTRAINDICATION

Power Plug and Cord Do not connect the earth (ground) to the following objects.
•Water pipes
(Complete grounding is not possible as hard plastic pipes are widely
used.)
•Gas pipes (Can result in an explosion or fire)
•Lightning rods and telephone dedicated grounding wire (Dangerous
during lightning)
Do not touch the power plug or socket with wet hands.
Failure to do so can result in electric shock.
Use a single socket (do not share a socket with other plugs).
Use an unshared socket with an attached ground terminal.
Using the same socket together with the power plug of other devices
can result in abnormal heat generation and possible fire.
Firmly insert the power plug into the socket.
Be sure to fully insert the power plug into the socket until reaching the
base of the plug.
Failure to fully insert the plug or similar fault can result in a short circuit
or heat generation that causes a fire.
Wipe off the dirt on power plug and socket with a dry cloth to
avoid any possible fire.
Hold by the power plug when unplugging.
Do not pull the cord to remove the power plug from the socket. Hold
by the power plug at the end of the cord when removing. Removing
the plug by pulling the power cord can damage the power cord,
resulting in electric shock or fire.
Be careful when handling the power cord.
Damaging the cord can result in electric shock or fire.
-Do not damage the cord.
-Do not place objects on top of the cord.
-Do not alter the cord.
-Do not heat the cord.
-Do not excessively bend, twist, or pull the cord.
Be careful of power cord or plug breakage.
Do not use any power cord or plug that is damaged, or that fits
loosely when inserted into a socket. Doing so can result in electric
shock or fire.
2 Safety Consideration
WARNING

2 Safety Consideration
Power Plug and Cord Securely connect to ground.
Failure to make a ground connection can result in electric shock if
there is a malfunction or short circuit. Consult an electrician for
grounding procedures.
Unplug the power plug when the chair is not in use.
Turn off the power switch and remove the power plug from the socket
when the chair is not in use. Unexpected operation can result in an
accident or fire from a short circuit due to insulation aging.
WARNING

Keep moving parts of the product away from patients’
and users’ hands, fingers, and bodies.
Hands, fingers or bodies may become caught in the product, causing injury.
The patient must not lie on his/her stomach, kneel in the
formal seiza position (with his/her buttocks on his/her
heels), or sit on the product with a child in his/her arms.
The chair may move unexpectedly, causing injury.
The patient must not sit on the edge of the seat.
The chair may fall or move unexpectedly, causing injury or damage to
peripheral devices.
The patient must not sit in an area other than the desig-
nated location.
Excessive load must not be applied to the product.
The patient must not sit on the headrest, armrest or backrest, or leg rest.
This may cause injury due to falling, or damage to peripheral devices.
Do not wash the product with water.
This may cause failure or electric shock.
Use and maintenance
of the product
Installing or transferring
the product
Precautions for installation
Ask your local authorized Belmont dealer to install the product.
Make sure to place the product on a firm and flat floor.
Placing the equipment on a non-flat floor may cause it to fall.
Be sure to ground the product securely. (Ask a professional to ground
the product.)
Failure or electric leak may result in electric shock.
To avoid the risk of electric shock, this equipment must only be
connected to a supply mains with protective earth.
This equipment must be connected to an appropriate power source.
Place no obstacles adjacent to the power socket for an easy access
by the power plug.
2 Safety Consideration
WARNING

Perform cleaning before using the product for the first time.
This product is not sterilized or disinfected when shipped.
Remove the patient’s glasses and any accessories
(such as a necklace or bracelets) before treatment.
Failure to follow this instruction may hamper treatment and lead to an
accident.
Points to remember when a patient sits on the chair
As shown in the figure on the left, instruct the patient to sit on the
chair and make sure his/her body fits into the chair.
Ensure that the patient maintains a good posture before moving the
chair.
For a young child, the buttocks should be placed on the seat when
raising the backrest.
Pay attention to patients and children.
Keep your eyes on the patient when this product is in use.
Patients (especially children) may touch the control switch or system
inadvertently, leading to an accident due to incorrect operation of the
product.
Keep children away from this product except when giving
treatment.
Use and maintenance
of the product
The patient should
clasp his/her hands.
The patient should
place his/her feet
side by side.
2 Safety Consideration
WARNING

Precautions for getting on and off this product
When the patient gets on or off this product, the chair should always
be at the lowest position with the backrest at upright position and with
the rotation being locked by the lock pedal.
Before moving a patient from a wheelchair to this product or vice
versa, ensure that no obstacles are situated around the wheelchair or
the caregiver.
Contact of the feet or the wheelchair castors with obstacles may
cause injury or damage to peripheral devices.
When the patient is moved from a wheelchair to the product or vice
versa, he/she must be carefully monitored to prevent falling.
If the patient has to get off the product at a position other than the
designated position for getting on and off the product due to power
failure or in the event of an emergency, he/she must be carefully
monitored to prevent falling.
Precautions when raising/lowering the backrest
Before lowering the backrest, ensure that the patient’s arm or hand is
not sandwiched between the backrest and the seat.
Before raising the backrest, ensure that the patient’s arm or hand is
not sandwiched between the backrest and the armrest.
If the backrest is lowered during automatic operation,the legrest will
be raised. Operate the backrest carefully to prevent the patient’s toes
from contacting the peripheral devices.
If the backrest is raised during automatic operation, the legrest will be
lowered. Operate the backrest carefully after ensuring that the space
beneath the legrest is clear of people and objects.
Precautions for operating the chair and automatic operation
Before and during the chair operation, pay close attention to the
operation range (seat raising/lowering direction, backrest lower-
ing/raising direction, and legrest traveling direction), and ensure that
the chair does not contact any body parts, hands or feet, or objects.
Body parts, hands or feet, or objects may become caught in the chair,
causing injury or damage to peripheral devices.
Before operating the chair, ensure that the patient is sitting in the
correct position, and keep your eyes on him/her when the chair is in
use.
Precautions when using the headrest
When operating the headrest, check that the patient's head is in the
correct position, and closely watch the patient during operation.
During the headrest operation, ensure that your hands, fingers, or hair
do not become caught in the control lever and are not sandwiched
between the headrest and the backrest.
Use and maintenance
of the product
2 Safety Consideration
WARNING

Precautions when using the legrest
Before raising/lowering the legrest, ensure that the chair does not
contact any body parts, hands or feet, or objects.
Precautions during chair rotation
Make sure that no persons or objects are nearby before slowly rotat-
ing the chair.
Be careful of the following when rotating the chair in order to ensure
safety.
-Lower the chair to the lowest position.
-Check that the patient is seated in the proper posture and position.
-Be sure that there are no other persons or things in the surrounding
area, and ensure that the legrest and other parts do not contact the
patient or any nearby equipment.
Be careful of the patient when the backrest is reclined and check that
the safety of the patient is ensured before rotating the chair.
Be sure to always lock (secure) chair rotation after rotating the chair.
Always be sure that rotation is locked before operating the product.
Accidental rotation of the product can result in injuries or damage to
nearby equipment / instruments.
Pay close attention to a patient who has a cardiac pacemaker
or defibrillator implanted.
If any abnormality occurs, immediately turn off the main switch and
discontinue use of the product.
the product may affect the function of the pacemaker or defibrillator,
leading to an accident.
Prohibition of using this equipment adjacent to or stacked
with other electronic equipment
Use of this equipment adjacent to or stacked with other equipment
should be avoided because it could result in improper operation.If
such use is necessary,this equipment and the other equipment should
be observed to verify that they are operating normally.
Prohibition of placing portable RF communications equip-
ment adjacent to this product
Portable RF communications equipment (including peripherals such
as antenna cables and external antennas) should be used no closer
than 30 cm(12 inches) to any part of EURUS SWIVEL CHAIR/ CLAIR
CHAIR, including cables specified by the manufacturer.
Otherwise,degradation of the performance of this equipment could
result.
Use and maintenance
of the product
2 Safety Consideration
WARNING

Immediately wipe off any water spillage or leakage on the
floor.
Decreased strength of the floor may cause the product to fall, leading
to injury or damage to peripheral devices.
Clean the product thoroughly.
Poor cleaning may cause bacteria to grow, posing a health risk.
Be sure to conduct maintenance.
Use of the product without maintenance may cause injury or damage
to peripheral devices.
Prohibition of maintenance
During operation, repair and maintenance are prohibited.
Discontinue use of the product if it is broken.
In the case of a broken product, immediately discontinue use and turn
off the main switch. Then, ask your local authorized Belmont dealer to
repair the product.
Be sure to turn off the breaker for devices when the product
is not used for a long period of time.
Make sure to turn off the breaker for devices in a clinic when the
product is not used for a long time for reasons such as closing time
and non-consultation day.
If the breaker is not turned off, a fire may be caused by a leakage of
electricity due to insulation deterioration.
Turn off the power switch and unplug the power plug before
cleaning.
Failure to follow this instruction may cause electric shock or ignition.
The product may also move unexpectedly, causing injury.
Action taken for power failure
To prevent unexpected operation of the product after recovery from
power failure, turn off the main switch.
Use and maintenance
of the product
2 Safety Consideration
WARNING

Use and maintenance
of the product
Do not allow a person who exceeds the weight limit to sit on
the chair.
Falling or operational failure may occur.
[Reference] Weight limit
Do not hit or rub the product.
This may cause damage to the cover or operational failure.
Ensure that each part operates normally, with no abnormali-
ties detected, before operation.
Always inspect the product for abnormal findings such as loose
components, backlash, tilting, vibration, sound, abnormal tempera-
ture, or bad odors.
If you feel something is wrong, immediately discontinue use of the
product and turn off the main switch. Then, contact your local
authorized Belmont dealer.
Read the Instructions for use.
Before use, make sure to carefully read the instructions for use and
use the device correctly.
Be sure to operate switches manually.
Make sure to operate the switches manually, except for the foot
controller operated by the foot and stick switches. Failure to operate
the switches by hand may cause damage or malfunction.
Carefully operate the switches to prevent a mistake.
The operator should pay close attention to people around the product
and say something before operation to prevent any errors.
Precautions for armrest rotation
Ensure that no obstacles are placed around the armrest and fingers
do not become caught in the armrest.
Do not operate the chair when the armrest is rotated. Before operat-
ing the chair, return the armrest to its original position.
Be careful that the power cord is not caught up by your feet
or legs.
Failure to do so can result in injury.
2 Safety Consideration
CAUTION