Morita SIGNO G20 User manual

Model ＴＵ１１０
Model
Dental Treatment Unit
Operation Manual
Thank you for purchasing the SIGNO TypeG20.
For optimum safety and performance,read this manual thoroughly before
using the unit and pay close attention to the warnings and cautions.
Keep this manual in a handy place for ready reference.
TU110(EX)-X,01B. 2019.9.TO

Contents
2
Attention...................................................................................................................3
[1]General Safety and Operation Instructions................................................4
[2]Parts Identification............................................................................................5
[3]Installation...........................................................................................................6
[4]Preliminary Adjustments and Connections................................................7
[5]Operation.............................................................................................................9
llustrated Guide to Cautionary Points during chair movement.......................... 11
1.Main Switch.......................................................................................... 12
2.Foot Control.......................................................................................... 13
3.Dentist’s Switch Panel........................................................................... 15
(1)Auto Positioning Switches.................................................... 15
(2)Auto Positioning Emergency Stop......................................... 16
(3)Set Switches....................................................................... 17
(4)Instrument Switches and Displays......................................... 18
(5)Chair Lock...........................................................................21
4.Assistant’s Switch Panel........................................................................ 23
5.Instrument Holders................................................................................. 24
6.Instruments........................................................................................... 28
7.Basin Unit............................................................................................. 37
8.Water Fountain......................................................................................45
9.Dentist’s Tray........................................................................................ 47
10.Amalgam Separator................................................................................52
11.Spittoon Valve........................................................................................ 53
12.Film Viewers..........................................................................................54
13.Operating Light...................................................................................... 56
14.Headrest............................................................................................... 57
15.Armrest.................................................................................................59
16.Display..................................................................................................60
17.After Use...............................................................................................61
18.Fuses................................................................................................... 63
[6]Maintenance...................................................................................................... 64
1.Autoclave Sterilization............................................................................ 64
<Autoclave Sterilization/Ethanol Disinfection>Instrument and Component List.. 65
2.Ethanol Disinfection............................................................................... 67
3.Other Method of Disinfection and Sterilization........................................... 68
4.Cleaning the Basin Unit Component ........................................................69
Contents

3
Attention
1. The manufacturer will not be responsible for accidents, equipment damage, or bodily injury resulting
from the conditions and actions specified below:
1) Repairs,maintenance,modifications,handling,or installation performed by personnel not authorized by
the manufacturer.
2) Use of parts or components other than those specified by the manufacturer and in their original condition.
3) Repairs,maintenance,modifications etc. using supplementary components other than the operating
procedures described in this manual or resulting from not following the cautionary remarks and warnings
in this manual.
4) Operating the equipment in ways other than the operating procedures described in this manual or
resulting from not following the cautionary remarks and warnings in this manual.
5) Workplace conditions and environment or installation conditions which do not conform to those
stated in this manual.
6) Fires,earthquakes,floods,lightning, natural disasters, or acts of God.
2. The operation and maintenance of medical devices is the responsibility of the user (hospital,clinic,laboratory
etc.). This equipment must not be operated by any individual except dentists and dental technicians who
are legally qualified to do so.
3. This equipment is accompanied by a warranty. The warranty must be filled out with the date of purchase,
purchaser’s name(hospital,clinic,laboratory etc.) address, postal code, telephone number, and the dealer’s
name and signed by the purchaser. The dealer should receive a copy of the warranty and the purchaser
should keep and carefully save the original.
5.Flushing Out the Water System............................................................... 71
6.Cleaning Other Components and Sufaces................................................. 73
7.Vacuum Tank Cleaning............................................................................ 75
8.Clean the Drain Trap................................................................................77
9.Inspect and Clean the Oil Drain Filter........................................................ 79
10. Clean and Dismantle of Vacuum Syringe/Saliva Ejector.............................80
11. Replacing the Baterial Filters and their Cases.......................................... 81
[7]Inspection........................................................................................................... 84
[8]Troubleshooting................................................................................................89
[9]Warranty and Repairs......................................................................................90
[10]Disposal of Medical Devices and Equipment......................................... 90
[11]Specifications.................................................................................................. 91
[12] EMC Technical Description.........................................................................93
＊ ＊ ＊
CONTENTS/Attention

4
2. Operation Advice and Hints
Certain key points concerning operation are indi-
cated by the symbols shown in the chart to the
right.
These are points to help the operator use the equip-
ment more easily.
3. Operational Purpose of Equipment
[1]Genral Safety and Operating Instructions
1. Safety Symbols and Indicators
This manual uses a system of safety symbols to promote and insure safe operation and prevent
injuries, accidents and damage.
(1)Learn to recognize and understand the meaning of the various symbols shown below.
(2)After reading this manual,keep it in a handy place for ready reference.
(3)Follow all safety instructions without exception.
[1]General Safety and Operating Instructions
｜
○
Symbols
SAFETY SYMBOLS CHART
This indicates the possibility of serious bodily injury or death and serious
damage occurring if the safety instructions are not followed.
This symbol indicates a WARNING or CAUTION instruction.
This symbol indicates an operation or procedure that MUST NOT be performed.
This symbol indicates an instruction that MUST BE followed.
This symbol indicates a warning for high temperatures that MUST BE followed.
This symbol indicates an instruction a pay attention to dangerous voltage.
This symbol indicates the B type cavity that MUST BE followed.
This symbol indicates “turned on” of the main switch.
This symbol indicates “turned off” of the main switch.
This symbol indicates that reference to the operation manual is required.
This indicates the possibility of minor bodily injury or damage occurring if the
safety instructions are not followed.
The SIGNO Type G20 is a dental treatment unit and must not be used for any
other purpose.
>>Use for any purpose not designated is dangerous and could result in accidents or
damage to the equipment.
WARNING
Advice and Hints Symbols Chart
Indicates advice concerning
operation.
Indicates points which should
be checked during operation.
ADVICE
CHECK
WARNING
CAUTION

5
[2]Parts Identification
[2]Parts Identification
Floor Arm
Cart Type
<Main Unit>
Over Arm
<Accessories>
1)Tray Paper :1Package
2)Paper Cups :1Package
3)Star Caps for Paper Cups :1Package
4)Waste Container Stand :1
5)Head Rest Cover :1
6)Extra Fuses :1set
7)Exclusive cleaner :1
8)Operation Manual :1
9)Installation Manual :1
10)Warranty :1
Also parts and components for the instruments
selected.
Regarding the Communication Model Specification,
please refer to the ‘Communication Model Operation
Manual beside this manual.
<Options>
１
１
2
3
4
9
10
11
12
5
6
7
8
13
14
15
16
17
18
Opeating Light
Auto Filler
Basin
Basin Unit
Water Snap-on Connection
Assistant’s Instrument Holder
Basin Unit Door
Assistant’s Side Arm Rest
Headrest
Backrest
Foot Control
Seat
Tray Arm
Dentist’s Tray
Dentist’s Switch Panel
Tray Handle
Dentist’s Instrument Holder
Main Switch
No Parts
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Triple Film Viewer
No Parts
1

6
[3]Installation
The equipment must be installed by a qualified and trained professional speci-
fied by J.Morita Corp. according to the conditions specified in the Installation
Standards Manual.
>>Otherwise, there is a lisk that an accident or damage to equipment may occur.
The unit must be fastened and fixed to the floor securely as specified in the instal-
lation manual.
>>Otherwise, the chair could fall over resulting in injury or damage.
The equipment MUST NEVER be connected to an electrical supply source that
does not have the specified voltage, current, frequency and power characteris-
tics. Each unit must have its own devoted electrical circuit connection and should
not share a circuit with other units or other types of equipment.
>>Otherwise, short-circuiting or overheating may result in injury or damage.
Never splash the equipment with water or place it in an area where it could get
wet.
>>This will create the danger of short-circuiting or overheating, which may result in injury
or damage.
Do not install the unit in an area where chemicals are stored or where gas could
be released.
>>This would create the danger of fire or electric shock resulting in injury or damage.
Do not route the power supply cord, the earth lead or the foot control cord through
areas such as doorways and halls where they could be damaged.
>>This would create the danger of short-circuiting and electric shocks,which may result
in injury or damage.
Do not tilt the equipment or place it in an unstable position; do not expose it to
excessive vibrations, bumps or shocks.
>>Doing so could cause it to malfunction or damage it.
Do not install the equipment in areas where it will be exposed to excessive atmo-
spheric pressure, humidity, temperatures, wind, direct sunlight, dust, salts or sul-
fur compounds.
>>Any of the above conditions could cause the equipment to malfunction or damage it.
The unit must be installed in a room appropriate for dental treatment.
>>If the installation location is not suitable, the unit may not only fail to perform optimally,
but it could malfunction as well.
Please take note of the following system requirements:
1)Temperature : 10~40℃
2)Humidity : 30~75%RH (not be dewy)
3)Air pressure: 700~1060hPa
>>Deviation from any of the above conditions could cause the equipment to malfunction or
result in damage.
WARNING
CAUTION
[3]Installation

7
８
９
１０
１１
７
６
３・４・５
１
２
[4]Preliminary Adjustments and Connections
1. Various Adjustments and Settings
The items in the diagrams and chart below can be adjusted in various ways.
To adjust an item, refer to the chart and then consult the part of the Operation
section (5.Operation) of this manual noted there or the installation manual.
Contact your local dealer or J.Morita Corp.concerning any points that are not clear,
or items not appearing in the diagrams and chart below.
１Light Arm Movement ☆
２Light Head Movement ☆
３Auto Filler Water Volume 8(1)
４Warmer Temperature 7(2)
５Water Volume for Snap On Connection 7(3)
６Three-way Syringe water Temperature 6(4)
No. Item Reference No. Item Reference
７ Tray Arm Motion 9(1)
８ Tray Arm Angle ☆
９ Auto Position 3(1)
１０ Instrument Air and Spray Volume 6(11)
１１ Dentist’s Instrument Holder Angle ☆
:Installation manual
☆
[4]Preliminary Adjustments and Connections

8
[4]Preliminary Adjustments and Connections
2. Instrument Connections
Before using the equipment, connect all the main in-
strument tubes. As for the threeway syringe, connect
the syringe body as well as the tube.(except for the one-
touch detachable WS90,option).
>>Otherwise, air or water could leak out.
All instruments must be in their specified holders ex-
cept when in use.
>>Otherwise, an injury or damage could result from using
the vacuum syringe or some other instrument.
CAUTION
Connect the main tubes for the doctor’s instruments to their tray and those
for the assistant to the assistant’s tray.
Then put all the instruments in their specified holders. Refer to the chart at
the right and the instructions below.
Main Tube Connections: The Installation manual.
>>Three-way Syringe Body and Nozzle Attachment: Section [5] 6. of this
manual
>>Vacuum Syringe and Saliva Ejector: Section [5] 5. (7) and (8) of this
manual
>>Various Instruments: Individual operator’s manuals for each instrument
3. Install the Filters
The chart shows the various filters that are required and supplied with the
equipment.
Refer to Section [6] Maintenance in this manual for installation instructions.
For your information, filter specification differs according to your selection of
optional equipments.
CAUTION
All the filters must be installed before the equipment is
used.
>>If the filters and their covers are not correctly installed, the
equipment may not perform satisfactorily or could be
damaged. Also water, air or vacuum lines could become
blocked.
Filters
1 Vacuum Cut Filter
2 Saliva Ejector Cut Filter
3 Basin Filter
4 Drain Trap Filter
5 Oil Drain Filter
6 Water Bacteria Filter
7 Air Bacteria Filter

9
[5]Operation
Do not place any objects below or near moving parts such as the seat and back rest or
within the range of their movement. Keep hands, fingers and feet clear of all moving
parts.(See “Illustrated Guide to Cautionary Points”)
>>Otherwise, fingers or other body parts could be pinched resulting in injury or damage.
Do not place heavy objects, sit or exert excessive force on the edges of the seat,back
rest, head rest, light or tray. Never stand on, climb on or jump on or off the equipment.
>>These actions could cause the equipment to fall over resulting in injury or damage.
Do not spill fluids or place flammable or metal objects inside the equipment.
>>This could result in injury or damage due to fire, electric shock or other accidents.
Avoid accidents that could result in bodily injury or equipment damage by paying
attention to the points listed below:
Ensure the equipment is only used by specified and qualified operators.
1)Do not allow anyone to operate the equipment randomly or play with it.
2)Keep an eye on the patient at all times.
3)Do not let patients assume risky positions
(legs sticking out, standing on seat, sitting with their legs folded under them etc.)
4)Do not require patients to sit or move in stressful ways. (E.g., sudden head rest movement
if patient has a sore neck or lying face up if patient has a sore lower back etc.)
5)Keep fingers and other parts of the body, bags and other personal belongings clear of moving
parts and the areas in which these parts move (e.g., joints in tray arm, back rest etc.)
6)Only one person at a time should occupy the seat; do not allow children to sit with their
mother or father during treatment.
7)Do not allow people especially children to loiter or play near the chair.
8)Do not allow the light, tray, or other parts of the equipment to lean on or make contact with
walls, windows, cabinets or other equipment and objects. (Avoid hitting things,etc.)
9)Avoid any other actions that seem dangerous.
10)Avoid any other conditions that seem dangerous.
>>Not paying sufficient attention to the above points could result in injury or damage.
If the danger of an injury or accident occurring suddenly arises while auto-position-
ing is being carried out, stop the chair immediately using any one of the emergency
stop procedures listed below:
A)Step on the foot panel
B)Operate any of the manual positioning levers on the foot control.
(Operating the leaves for the seat or back rest, up or down, will all stop the chair.)
C)Turn the main switch off.
>>Not taking timely action to stop the chair could result in injury or damage.
WARNING
[5]Operation

10
[5]Operation
If a patient uses a pacemaker, do not use the ultrasonic scaler and electrocautery
scalpel at the same time.
>>There is a risk of health problems due to malfunction of the pacemaker.
Do not use pointed tools to push the various panel switches or scratch the surface
covering of the switches.
>>Doing so could cause a malfunction or lead to abnormal operation.
CAUTION

11
Operating light position
(ensure it is clear)
Basin Unit
(Never lean on)
Assistants
Holder Area
(ensure patient
will not fall or
lean in this
direction)
Arm joints (exercise
care not to be pinched, etc.)
Head rest Movement Area (watch out for
pinching)
Release Lever (Avoid sudden movement)
Area under seat (ensure pa-
tients leg is clear and there
are not objects or obstacles in
the way)
Tray Position
(ensure it is clear)
Housing (exercise care not
to be pinched)
Ga p between back
rest and seat (exercise
care not to be pinched)
[5]Operation
<Step Type> <Basic Type/Step Type>
Step (no standing)
Between step
(clear off all objects)
Seat Movement Joints
(exercise care not to be
pinched)
<Cart Type>
Main Cart Unit
(clear off all objects to prevent fall-
ing, tipping, etc.)
Accordion Cord
Area
(do not trip)
Caster Area
(no obstructions)
◆ Illustrated Guide to Cautionary Points
(During chair movement)
Always check for safety before moving the chair manually or with
auto-positioning.
In particular,pay attention to the points noted in the illus tration
below so that the patient or other equipment is not hit or pinched,
etc.
▲: Watch out for moving
or rotating parts etc.
△: IIndicates an emrgency
stop is required

12
Main Switch
<Chair housing>
Main Switch
○ Ｉ
ＯＦＦ ＯＮ
1. Main Switch
CAUTION
Never bump or bang the equipment or expose it to excessive vibration while
the main switch is on.
>>Doing so could cause an accident resulting in injury or damage.
Always turn the main switch off after treatment, during breaks in treatment
or whenever the unit is not in actual use.
>>Otherwise, an accident could occur resulting in injury or damage.
Turn the main switch off before using an electric scalpel in the immediate
vicinity of the equipment.
>>Otherwise, electromagnetic waves emitted by the electric scalpel could cause
the equipment to operate in a sporadic or abnormal way resulting in an accident
causing injury or damage.
[5]Operation 1.
(1)Operation
The main switch is located on the lower part of the housing. Press it to turn
the unit on. The lamp lights up when it is turned on and all the instruments
etc. can then be operated. Press it again to turn the unit off.
(2)Save Power Function
For both safety and economy, the unit automatically enters the save
power mode if it has not been used for the set period of time.
In the save power mode,
>>The operating light goes out.(When equipped with Auto light*)
>>The operating light and its indicator go out.
>>The power for chair operation
>>The water is turned off.
When in save power mode, normal operation can be restored by pressing
any of the dentist or assistant’s operation switches, stepping of the foot
pedal, or picking up an instrument.
Time to save power mode can be changed.(60 or 120 minutes) Please
contact the dealer whom you purchased the dental treatment unit from or
a nearby J.Morita Corporation if you would like to change the setting.
When starting the operation of the dental treatment unit, open the air and
water supply valves, (See section [5]18 in this manual) and then turn on
the main switch.

13
2. Foot Control
CAUTION
Please do not assume any dangerous positions when riding on the foot control,
foot pedal or operation levers.
>>Not paying sufficient attention to the above points could result in injury or damage.
Once the foot control gets wet, do not use the same place again while it is still wet.
Please restart use after moisture has been wiped off with the main switch turned
off, and after it has dried naturally.
>>Not observing the above could result in injury, damage, electric shock or other
accidents.
Never place a load greater than 10N (1kgf) on the foot control, foot pedal or
operation levers.
>>Doing so could cause a malfunction or load to abnormal operation.
Please do not place the foot control on an incline or upside down.
>>Doing so could cause a malfunction or load to abnormal operation.
[5]Operation 2.
(1)Manual Chair Operation Levers
1)Operation
Use these levers to raise or lower the back rest and seat.
The chair moves only while one of the levers is actually being pressed.
The seat and back rest will stop automatically if they reach their upper
or lower limits. Release the lever when this happens.
Back up
Seat Up
Seat Down
Back
Down

14
Reset
Position １
Rotation
direction
Spray
(2)Foot Pedal
1)Instrument Operation
Use this pedal to operate the doctor’s instruments.
Step on the pedal to operate whichever instrument has been selected.
A safety circuit prevents the chair from moving whenever the foot
pedal is being used.
(3)Extended Function Levers*
1) Auto-positionig Switches**
Chair Auto-Positioning (Some functions may not be possible depend-
ing on the combination of various options.) If all instruments are put
away, the levers can be used for auto-positioning. (See illustration to
the right.) For details,see section [5] 3. (1) of this manual.
The lever must be held for at least 1 second be
fore the chair starts to move. This is to prevent
accidental activation.
2)Instrument Control**
Among the switches for instrument settings on the dentist’s panel,
”Spray ON/OFF” and ”Rotation Direction” functions can be operated
by the extended function levers on the foot pedal. See the right illustra-
tion.
Operations that can be operated with the extended function lever are
changeable. (There is a case that changeable operations are limited.)
Please contact the dealer whom you purchased the dental treatment
unit from or a nearby Morita Corporation if you would like to change the
setting.
**:There is, depending on the combination of optional equipments, a
case that a part of functions can not be operated with the extended
function lever.
ADVICE
[5]Operation 2.
Depress
Pedal

15
ａ）
Position 1 Position 2
ｂ）
or
(1)Auto-positioning Switches
(3)Set Switches (4)Instrument Settings
Display
Instrument Pick Up Indicators
[5]Operation 3.
3. Dentist’s Switch Panel
1)Treatment Positions 1 and 2
These are usually used for treatment.
The chair moves into the preset position when the switch is pressed.
These positions can be adjusted. (See below.)
<Setting the Treatment Positions>
a) Use the levers on the foot control to position the chair at the desired
angle.
b) Hold down the switch that corresponds to this position (1or 2) for 5
seconds.
c) Keep holding the switch down until a beep sounds to indicate that
the position has been stored in memory.
2)S
This switch is used for raising the chair to let the patient rinse his
month and returning the chair back to a previous position. The chair
temporarily memorizes a position just before its being raised and move
back to the previous position after the patient has finished rinsing his
mouth.
3)R
Used before and after treatment.
Seat goes down to its lowest position and back rest goes up to
about 78°.
(1)Auto-positioning Switches
These switches are used to raise and lower the seat and back rest.
The seat and back rest automatically move into one of the preset
positions when one these switches is pressed once.
The chair begins to move after pressing and releasing the
Switches for setting position (Set1/Set2/R) of the chair.
ADVICE
Position 1 Position 2 Ｓ Ｒ
<Auto-positioning Switches>

16
(Ａ)
（Ｂ）
(Ａ)Auto-positioning Switches
Main Switch
(Lamp off when OFF)
○ Ｉ
ＯＦＦ
[5]Operation 3.
(2)Auto Positioning Emergency Stop
Use the procedures listed below to stop the chair in the midst of auto-
positioning is being carried out. In the case of a Safety Stop, the chair
stops automatically and goes into Avoidance Mode. This means it will
reverse its direction slightly after stopping. Whenever the chair stops
while auto-positionig is being carried out, the color of the lamp for the
positioning switch changes to amber.
1)Emergency Stop
Use this in the case of imminent danger.
Even if the chair has a shock-free stop function, it will stop instantly
when either of the following methods is used:
(A) Stepping on the foot pedal.
(B) Turning off the main switch.
2)Cancel
Use this to stop the chair during auto-positioning. If the chair has a
shock-free stop function, it will function normally. Use any one of the
following methods:
(A)Press any of the auto-positioning switches on either the
dentist or assistant’s side.
(B)Press any of the manual positioning switches on the Dentist’s
switch panel.

17
(ｂ)
(ａ)
＜ Set Switches ＞
（Display）
Down Up
[5]Operation 3.(2)
3)Safety Stop and Avoidance Mode
Auto-positioning will stop if something presses up against on the
assistant’s instrument holder (A) or the step (B).
After checking the appropriate areas and removing
any obstacles, resume normal operation.
After a safety stop has been executed, the unit goes into Avoidance
Mode. This allows one to reverse the direction of the chair’s movement
to release any objects that have been accidentally caught by it.
Reverse the chair’s movement using any of the following methods:
(a) Step once on the foot pedal
(b) Operate one of the positioning levers on the foot control
(Seat or back rest, up or down, will all work)
(c) Press any one of the auto-positioning switches on either the
drentist or assistant’s side.
ADVICE
(ｃ)Auto-positioning Switches
(3)Set Switches
These switches are used in combination with various changeover switches
(see following section) to change settings and values. Values or settings
are shown in the display.
See the following section for specific applications.
＜ Safety Switches ＞
（Ａ）
（Ｂ）

18
DIisplay
Instrument Pick Up Indicators
Speed Rotation Spray ON/OFF
Range Direction
Hand piece Light
ON/OFF
[5]Operation 3.
The indicator lights for these switches show if they are on or off or what the
setting is.
Settings can all stored in memory.
Always stop using an instrument before changing any
settings.
>>Changing settings while an instrument is actually in use
could result in a serious accident.
WARNING
(4)Instrument Switches and Displays
Lamps lights up for instrument
that can be used
＜ Standard Useage Example ＞
1)Instrument Selection
Once an instrument is taken out from the holder, the instrument is
recognized as being selected, and then it can be used. (except three-
way syringe) to the instrument until it is put back to the holder.
A circuit of an instrument being used is displayed on the instrument
pick up indicators. Refer to the right illustration.)
For your information, the indicator does not display actual arrange-
ment of instruments, depending on specification.
2) Display
The display shows various settings and information.
The following are the main functions:
>>When all instruments are all put away
(A)Shows lock status (When chair lock is set on: Refer to the section
5))
>>When an instrument is selected
(B)Shows instrument setting(HS/LS)
(C)Shows power of ultrasonic scaler* (when equipped with ultrasonic
scaler : Refer to the section 4))
>>When a setting are being done
(D)Shows the setting being selected(HP/CH/Setting number)

19
Set Switches Selections
（ー） （＋）
[5]Operation 3.
3) Instrument Switches and Displays
These switches work for which ever instrument has been picked up.
Each press of the switch changes the setting. The lamp shows what
the setting is. Refer to the chart below:
＜ Instrument Settings ＞
Switch Lamp Content
Spray On: Green
Spray Off: Amber
Spray
Light**
Speed
Range***
Turn spray
on and off
Selected range lamp lights up
UL/L M H
On(Low):Green
ON(High):Green&Green
Light Off:Amber
Turn Light
on(Low/High)
and off
**: Does not work if not equipped with light
***: Differs somewhat depending on instrument
amber/green green green
Air Turbine
(No Select)
Micromotor
Ultra Low / Low /
Medium / High
4)Using Set Switches
Pick up the instrument and look at the display.
a) Use the plus and minus keys to make the setting. Refer to the
chart below.
b) Settings for each instrument will be stored in memory.
＜ Set Switches ＞
（Display）
Down Up
<Air Turbine>
(No changeable settings)
<Micromotor>
(No changeable settings)
<Ultra Sonic Scaler>
Maximum Power Level**
**: Settings may differ depending on model.

20
Forward or
Reverse Rotation
Switch Lamp Content
Rotation
Direction
Green: Forward
Amber: Reverse
5) Air Turbine Setting
There are no peculiar settings for air turbine handpiece.
6) Micromotor Setting
Press the switch to change the setting.
The status of the lamp indicates the setting.
＜ Air Turbine Settings ＞
Spray Light
7) Ultra Sonic Scaler * Setting
Press the switch to change the setting.
The status of the lamp indicates the setting.
**: Settings may differ depending on model.
Power
Level**
Weak: Periodontal
Medium: Endodontal
Strong: Scaling
Green lamps for:
Perio Endo Scaling
Switch Lamp Content
*: Option
＜ Micromotor Settings ＞
Range Rotation Spray Light
POWER LEVEL
＜ Ultra Sonic Scaler ＞
Range Spray Light
[5]Operation 3.