Belmont CLESTA II CHAIR User manual

DENTAL CHAIR (CONTOUR TYPE)
INSTRUCTIONS FOR USE

Dear Customers
This booklet explains how to use DENTAL CHAIR (CONTOUR TYPE).
Before using DENTAL CHAIR (CONTOUR 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.
Dear Customers
Thank you for purchasing our product.
This document describes the full version of the system. It may
therefore cover components that are not included in the system you
purchased.
This specification is subject to change without notice.
2020-04-01 (1st edition)
1E07X8A0

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 CLESTA II CHAIR (EURUS TYPE) / CELEB CHAIR (EURUS TYPE)
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
 4-1-3-3  Junction Unit
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  Turning the armrest
 4-1-4-7  Cancellation function
 4-1-4-8  Chair lock function
 4-1-4-9  Setting the treatment and entry/exit positions
 4-1-4-10  Setting the mouth rinsing position
Dear Customers

Table of Contents
4-2 CLESTA II CHAIR / CELEB CHAIR
4-2-1  Specifications
4-2-2  Dimensions
4-2-3  Name of Each Part
4-2-4  Operation
 4-2-4-1  Preparation 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  Headrest
 4-2-4-6  Double Articulating Headrest (Optional)
 4-2-4-7 Turning the armrest
 4-2-4-8 Cancellation function
 4-2-4-9 Safety Look Device
 4-2-4-10  Auto Mode Position Adjustment
4-3
CLESTA eIII CHAIR
4-3-1  Specifications
4-3-2  Dimensions
4-3-3  Name of Each Part
4-3-4  Operation
 4-3-4-1  Preparation Before Use
 4-3-4-2  After use
 4-3-4-3  Raising/lowering the chair and raising/reclining the backrest
(manual operation)
 4-3-4-4  Moving the chair to the preset position (automatic operation)
 4-3-4-5  Headrest
 4-3-4-6  Double Articulating Headrest (Optional)
 4-3-4-7  Turning the armrest
 4-3-4-8  Cancellation function
 4-3-4-9 Safety Look Device
 4-2-4-10  Auto Mode Position Adjustment

Table of Contents
5Maintenance and Cleaning by Dental Staff
6Maintenance by Service Engineers
5-1 Exterior
5-1-1Cleaning and disinfecting the surfaces
5-2 Leather part
5-3 Maintenance and inspection
5-3-1Notes on daily maintenance and inspection (by the user)
5-3-2Notes for periodic inspection
5-4 Storage method
7 Troubleshooting
6-1 After-sales service
6-2 Service life
6-3 Period of Parts Retention
8 Accessories and Consumables
7-1 Troubleshooting
8-1 Accessories
8-2 Consumables
4-4 PROGRES
4-4-1  Specifications
4-4-2  Dimensions
4-4-3  Name of Each Part
4-4-4  Operation
 4-4-4-1  Preparation
 4-4-4-2  After use
 4-4-4-3  Raising/lowering the chair and raising/reclining the backrest
(manual operation)
 4-4-4-4  Moving the chair to the preset position (automatic operation)
 4-4-4-5  Headrest
 4-4-4-6  Chair Rotation
 4-4-4-7  Cancellation function
 4-4-4-8  Safety Look Device
 4-4-4-9  Auto Mode Position Adjustment

1 General Information
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.
1-1 Intended Use of the Product
1-2 Compliance with Regulation and Directive
This product complies with MDR (EU) 2017/745 and RoHS Directive
2011/65/EU.
1-3 Declaration of Conformity
We hereby declare that the product listed below complies with the
essential requirements of the MDR (EU) 2017/745 and RoHS Direc-
tive: 2011/65/EU based on category 8 of Annex I.
Product : DENTAL CHAIR (CLASS Ⅰ)
Model : CLESTA ⅡCHAIR / CELEB CHAIR
CLESTA eⅢ CHAIR
PROGRES
" CLASS Ⅰ" has been defined by the rule 13 of MDR Annex VIII.
The product has been designed and manufactured in accordance with
the European standards as the listed in the Declaration of Conformity.

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
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.
1-4 How to Dispose of the Device

1 General Information
1-6 Symbols
Stick switch for
automatic operation
Stick switch for
manual operation
Caution General warning sign
Alternating current
Follow instructions for use
Type B Applied Parts
contacting the
patient’s body
surface only
Generally prohibited
activity
Disassembly, repair
or modification
prohibited
Instructions for
mandatory actions
in general
Date of manufacture
Serial number
ＳＮ
European Authorized
Representative
EC REP
Catalog number
Separate collection
of electrical and
electronic equipment
Name and address
of the manufacturer
Chair last position
Chair auto return Chair preset1
Chair preset2 To raise the chair
Switch
（ＯＮ）
Switch
（ＯＦＦ）
Compliance with
MDR (EU) 2017/745,
RoHS Directive
2011/65/EU

1 General Information
1-7 Technical Description
The following are explained in the documents listed below:
How to install this product
Wiring/plumbing
Item Document
Installation instructions
Installation instructions
Functional earthing Chair manual
control
To Recline
the backrest To lower the chair
To raise
the backrest Protective earthing
Medical Device Product name
Rated inputRated voltage
Product of Japan
①
②
③
①Maximum activation time
②Non-continuous operation
③Duty cycle

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: CONTRAIN-
DICATION, 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 symbol for mandatory instructions
CONTRAINDICATION
WARNING
CAUTION

2 Safety Consideration
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 (or the main switch of the
unit) when HF surgical equipment is in use.
Be sure to turn off the main switch (or the main switch of the unit)
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
2-2 Safety Precautions

2 Safety Consideration
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.
Use and maintenance
of the product
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.
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.
WARNING

2 Safety Consideration
Use and maintenance
of the product
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.
The patient should
clasp his/her hands.
The patient should
place his/her feet
side by side.
WARNING

2 Safety Consideration
Use and maintenance
of the product
Precautions for getting on and off the product.
When the patient gets on or off the chair, the chair should always be at
entry/exit position,which is the lowest position with the backrest fully raised.
Before moving a patient from a wheelchair to the product or vice versa,
ensure that no obstacles (e.g., foot controllers) are situated around the
wheelchair or the caregiver.
Contact of the feet or the wheelchair castors with obstacles (such as foot
controllers) may cause injury or damage to peripheraldevices.
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 designat-
ed 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.
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 and backrest lowering/raising direction),
and ensure that the chair does not contact any body parts, hands or feet, or
objects.
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 (manual)
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.
Pay close attention to a patient who has a cardiac pacemaker
or defibrillator implanted.
If any abnormality occurs, immediately turn off the main switch (or the
main switch of the unit) and discontinue use of the product.
The product may affect the function of the pacemaker or
defibrillator, leading to an accident.
WARNING

2 Safety Consideration
Use and maintenance
of the product
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 equipment
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 CLESTA II CHAIR (EURUS TYPE) /
CELEB CHAIR (EURUS TYPE) / CLESTA II CHAIR / CELEB CHAIR /
CLESTA eIII CHAIR / PROGRES, including cables specified by the
manufacturer. Otherwise,degradation of the performance of this
equipment could result.
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.
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 (or the main switch of the unit). Then, ask your
local authorized Belmont dealer to repair the product.
WARNING

2 Safety Consideration
Turn off the main switch (or the main switch of the unit) during
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 (or the main switch of the unit).
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.

2 Safety Consideration
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
abnormalities detected, before operation.
Always inspect the product for abnormal findings such as loose
components, backlash, tilting, vibration, sound, abnormal temperature,
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 operating
the chair, return the armrest to its original position.
CAUTION

2 Safety Consideration
Immediately wipe off any drug solutions or water
adhered to the product.
Adherence of drug solutions or water to the product may
cause operational failure or electrical leak. If drug solutions or
water are adhered, immediately turn off the main switch and
wipe them off with a dry, soft cloth.
Turn off the main switch (or the main switch of the unit)
at the end of day or during a recess.
Malfunction due to contact with the product will cause damage
or injury.
Meaning of a symbol
Point to remember
(locations requiring attention including moving parts,
rotating parts, and detachable parts)
Point to remember where an emergency stop mechanism
is available
2-2-1 Points to remember when operating the product
①⑥
② ④③⑤
⑦
Meanings of each point to remember
①Pay attention to prevent body parts or objects from
becoming caught in the armrest (when rotating).
Do not operate the chair when the armrest is rotated.
②Pay attention to prevent body parts or objects from
becoming caught in the armrest (when lowering the
chair). Do not place the body parts or objects at the
the armrerst bracket when lowering the chair.
③Pay attention to prevent body parts or objects from
becoming caught in the backrest moving parts.
Do not sandwich your hands or feet between the
backrest and the seat.
④Pay attention to prevent body parts or objects from
becoming caught in the bottom of the seat.
Do not place your hands or feet in the bottom of the
seat.

2 Safety Consideration
⑤Pay attention to prevent body parts or objects from becoming
caught in the rear link cover. Do not place the body parts or
objects between the rear link cover and base plate.
⑥Pay attention to prevent body parts or objects from becoming
caught in the headrest moving part. Ensure that your fingers and
hair do not become caught in the headrest moving part.
⑦Pay attention to prevent contact with the backrest. Before
operating the backrest, ensure that no obstacles are placed
around the backrest.
When operating the chair, do not place the body parts or objects
around the moving parts. This may cause injury.
③
WARNING