Morita Signo T100 Operating Instructions Manual
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Morita Signo T100 Operating Instructions Manual

Dental treatment unit
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Dental Treatment Unit
Signo T100
Operation Instructions
Thinking ahead. Focused on life.

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Summary of Contents for Morita Signo T100

  • Page 1 Dental Treatment Unit Signo T100 Operation Instructions Thinking ahead. Focused on life.

  • Page 3: Table Of Contents

    Thank you very much for purchasing the Signo T100. Be sure to read these operation instructions completely and observe the method of use and precautions before use in order to fully utilize the functions of this equipment, to use it eff ectively, and to use it safely and without harm to people.
  • Page 4   3 Actions before and after use 3.1 Preparation before use 3.1.1 Water/air supply and main switch 3.2 Interruption/completion of use 3.3 Storage   4 Method of operation 4.1 Precautions when operating the chair 4.1.1 Precautions when operating the chair 4.1.2 Safety switch 4.2 Operation panel 4.2.1 Operation switch...
  • Page 5 4.6.7 Saliva ejector 4.6.8 Ultrasonic scaler (Newtron) 4.6.9 Ultrasonic Scaler (Solfy) 4.7 Unit 4.7 .1 Part names 4.7 .2 Warmer 4.7 .3 One-touch connectors (water supply/air supply) 4.8 Basin 4.8.1 Rinsing of the basin 4.8.2 Cup water supply 4.9 Operating light 4.9.1 Basic operation 4.9.2 Setting 4.10 Other settings...
  • Page 6 5.5 Wiping with disinfectant ethanol 5.5.1 Ethanol wipable part 5.5.2 Wiping procedure 5.5.3 Instrument wiping 5.5.4 Wiping the leather seat 5.6 Autoclave sterilization 5.6.1 Sterilization the parts 5.6.2 Sterilization procedure 5.6.3 Instrument sterilization 5.6.4 Other sterilization 5.7 Other cleaning methods 5.8 Monthly maintenance 5.8.1 Amalgam separator 5.8.2 Spittoon valve...
  • Page 7   7 If problems arise 7 .1 Items to be checked before requesting repair 7 .2 Error display 7 .3 Information 7 .4 Fuse   8 Warranty and repair 8.1 Warranty of this product 8.2 Warranty card 8.3 Repair 8.3.1 Before requesting a repair 8.3.2 Requesting a repair 8.3.3 Spare part maintenance period  ...

  • Page 8: Introduction

    After the explanation, ask the doctor to fi ll in the name of the clinic and address, telephone number, signature on the Warranty Card, then add your own name and hand the card to the doctor. A copy of the warranty card (manufacturing site copy) must be sent to J. MORITA TOKYO MFG. CORP . Preventing Accidents Most operation and maintenance problems result from insuffi cient attention being paid to basic safety precautions and not being able to foresee the possibilities of accidents.
  • Page 9 (2) any changes, modifi cations, or alterations to our products, (3) faults/injury sustained by the use of products or equipment made by other manufacturers if not supplied by MORITA, (4) faults/injury due to maintenance/repairs using spare parts other than genuine parts specifi ed by MORITA, (5) faults/injury due to failure to observe the precautions and follow the methods described in these operation instructions.

  • Page 10: Installation

    1 Installation 1.1 Installation Installation of this product should be carried out by a specialist technician (by MORITA CORP . or by a company designated by us). The installation must be in accordance with the supplied installation control standard. • There is a danger of accidents and faults due to unforeseen circumstances.

  • Page 11: Connection Of Instruments

    1 Installation 1.3 Connection of instruments Connect the main tube of each instrument before starting use. • An inadequate connection may cause a water or air leak. If a connector is pushed at an angle or if it is forcibly turned and bent, there is a danger of damage.

  • Page 12: Part Names

    2 Part names 2.1 Chair Operating light Headrest Backrest Tray Contour seat Foot control Basin Assistant-side tray TUA20...

  • Page 13: Operation Panel

    2 Part names 2.2 Operation panel Doctor-side operation panel Operation switch pp.19-20 p.67 Panel display > Countdown timer switch> Manual operation switch p.22 Automatic operation Up/Down/Left/Right keys Enter key >> switch pp.23-24 >> Assistant-side operation panel 10 0 Automatic operation switch Operating light ON/OFF switch p.65 >>...

  • Page 14: Foot Control

    2 Part names 2.3 Foot control Backrest raise/lower lever Pedal guard Option Chair raise/lower lever Pedal 2.4 Accessories Tray paper 1 set Air nozzle (for removing spray solution) Paper cup 1 set Protection sheet 3 sheeet Top for paper cup 1 set Operation instructions 1 copy...

  • Page 15: Actions Before And After Use

    3 Actions before and after use Refer to the various operation instructions for details of handling the air turbine handpiece, micromotor handpiece, operating light etc. (separate volumes). Use this unit in the following environment. Temperature: 10-35°C, humidity: 30-75%RH (without condensation), air pressure: 700-1,060hPa When using equipment that has not been used for a while, always be sure to check that the equipment operates normally and safely prior to use.

  • Page 16: Interruption/Completion Of Use

    3 Actions before and after use 3.2 Interruption/completion of use Always turn the main switch OFF and close the water supply valve when treatment has been completed, when the device is not used for a long time, or when there is a malfunction/abnormality. •...

  • Page 17: Storage

    3 Actions before and after use   In event of a fault or abnormality If a fault or an abnormality occurs, always be sure to turn the main switch OFF and shut off the water and air supplies. • when the water supply does not stop such as with the failure of an automatic fi ller •...

  • Page 18: Method Of Operation

    4 Method of operation Do not place objects or bring fi ngers, feet, or footwear near to movable parts such as the seat and backrest hinge of the main unit. (refer to the List of Precautions) • There is a risk that items will be caught during operation and accidents such as injury and damage/faults may occur. Do not place heavy objects on the edges of the seat/backrest/headrest or on the light/tray etc.

  • Page 19: Precautions When Operating The Chair

    4 Method of operation 4.1 Precautions when operating the chair Always carry out a safety check before operating the chair (automatic/manual). In particular, take care to avoid touching or pinching the patient and surrounding instruments etc. by following the precautions shown in the fi gure below. 4.1.1 Precautions when operating the chair Arm joints (pay attention to...

  • Page 20: Safety Switch

    4 Method of operation 4.1.2 Safety switch Automatic shutdown using the safety switch If any of the following situations arise during automatic operation, the safety switch is activated and the system stops automatically. The display shows that the system has automatically stopped or the safety lock is on. Check the relevant part, remove the obstruction then resume use.

  • Page 21: Operation Panel

    4 Method of operation 4.2 Operation panel 4.2.1 Operation switch Always be sure that rotation/vibration has stopped when changing over and adjusting instruments. • Accidents and faults due to unforeseen circumstances may occur. Carry out each operation using the switches on the operation panel. Assistant-side Doctor-side operation panel operation panel...
  • Page 22 4 Method of operation   Operating light ON/OFF Switches the operating light ON/OFF .   Instrument settings Each time a switch is pressed, the selection changes and this is indicated by a light. Instrument light ON/OFF (when picked up and put back) Switches instrument light ON/OFF .
  • Page 23 4 Method of operation   Other operation switches Basin rinsing manual swich If the bowl becomes dirty and if water is continually supplied, supply water to the basin manually as necessary. Cup water supply Manual supply of cup water. Water is supplied while the switch is pressed. Option Vacuum syringe suction Switches vacuum syringe suction ON/OFF .

  • Page 24: Chair

    4 Method of operation 4.3 Chair 4.3.1 Manual chair operation Raising and lowering the chair Raise and lower the chair using the manual operation switches on the opera- tion panel or the foot control. Chair operation is possible during this process. Operation Panel Moving the backrest upright Make the backrest upright using the operation panel or foot control.

  • Page 25: Automatic Movement Of Chair

    4 Method of operation 4.3.2 Automatic movement of chair Do not leave the chair when in operation and make sure that the patient is in the correct posture. • There is the risk of accident such as injury. Do not push any switch with a sharp object such as a dental instrument as this could damage the switch surface. •...
  • Page 26 4 Method of operation Reset Switch operation Mainly used at the completion of treatment. The seat and backrest move to the set positions. (factory settings - seat: 450mm, backrest: 70°) Backrest raise/lower (Setting the reset) lever 1) Move to the desired position using the manual operation switches on theoperation panel, or the chair raise/lower lever and backrest raise/low- Chair raise/lower lever erlever on the foot control.
  • Page 27 4 Method of operation Interrupting automatic operation Manual interruption of automatic operation To stop automatic operation, perform one of the following operations. • Press any automatic operation switch • Press any switch for manual operation • Step on the foot control pedal •...
  • Page 28 4 Method of operation Chair lock switch Press the chair lock switch if you want to disable the functions of the chair. (the light on the switch is lit while the chair is locked) Instruments can be used. Press the switch again to cancel operation. NOTE: The chair will not operate even if the switches of the foot control, the chair position automatic switches, or the raise/lower switches are used.

  • Page 29: Cordless Foot Control

    4 Method of operation 4.3.3 Cordless foot control Option Behavior may become unstable due to communication trouble. If abnormality occurs, please discontinue use. • There is the risk of an accident due to a malfunction. Always be sure to turn OFF the main switch of the chair unit and the power switch of the cordless foot control when replacing the batteries.

  • Page 30: Headrest Height And Angle Adjustment

    4 Method of operation 4.3.4 Headrest height and angle adjustment Do not put your fi ngers, hair, clothing etc. close to moving parts such as the headrest movable parts/slide bar. • Accidents due to pinching and jamming etc. may occur. Do not adjust the angle of the headrest while a patient is seated.
  • Page 31 4 Method of operation Twin-axis headrest Option When adjusting the angle of the headrest and when setting it to the following position, push the headrest against the backrest ( ) or tilt the lever part to the slide bar side ( •...

  • Page 32: Armrest

    4 Method of operation 4.3.5 Armrest   Assistant-side armrest Option This is a fi xed armrest for the patient.   Doctor-side armrest Option This is a movable armrest for the patient. Do not bring your fi ngers close to the pivot of the doctor-side armrest. Do not bring the doctor-side holder or any other item which the armrest might hit into the vicinity of the armrest.

  • Page 33: Tray

    Use the included special paper cup inset in the used instrument case. Replace paper cups for new ones as needed. Used instrument Dedicated paper cups are also available separately. When accessories run case out, please place an order with a reseller or the nearest MORITA CORP . subsidiary. TUA20...
  • Page 34 Use by laying on the tray. Replace the tray paper as needed. Dedicated tray papers are available separately. When accessories run out, please place an order with a reseller or the nearest MORITA CORP . subsidi- ary. Silicone tray sheet...

  • Page 35: Over-The-Patient Tray Type

    4 Method of operation 4.4.2 Over-the-patient tray type   Angle/height adjustment The tray can be swiveled horizontally and pivoted vertically as shown in the fi gures below. Hold the tray handle and move it slowly. When the chair is at the lowest position and the table is at the lowest position, the main tube touches the fl oor. be care- ful.
  • Page 36 4 Method of operation Adjustment of the force required to move the tray movable arm You can adjust the force required to move the tray movable arm (below: movable arm) up and down to suit the weight of the objects being placed on the tray. Follow the procedure below.

  • Page 37: Instrument Holder

    4 Method of operation 4.5 Instrument holder Do not apply a load of 10 N (1 kgf) or more to the assistant-side auxiliary tray. • This may cause damage/faults. Do not apply a load to the main tube (by pulling the tray by the main tube or by forcefully pulling the tube when wiping it).

  • Page 38: Assistant-Side Holder

    4 Method of operation 4.5.2 Assistant-side holder Do not put heavy objects on the assistant-side arm and do not apply excessive force by performing sudden move- ment etc. Do not sit on the arm, rest your hands on it, or put your feet on it, etc. Do not forcibly insert the nozzle while the syringes are in the holder.
  • Page 39 4 Method of operation Arm movable range The holder can be moved with the balance arm and it can be arranged de- pending on the type of treatment. When moving the holder and arm, move it gently. Recess Assistant-side tray Do not apply a load of 10 N (1 kgf) or more to the assistant-side auxiliary tray.

  • Page 40: Instruments

    4 Method of operation 4.6 Instruments For how to connect and use the air turbine, micromotor, ultrasonic scaler etc., always follow the operation instruc- tions supplied with the relevant product. • Improper handling may cause accidents and faults due to unforeseen circumstances. When putting instruments into the holders, do so gently and carefully.

  • Page 41: Water Supply Rate Adjustment

    4 Method of operation 4.6.2 Water supply rate adjustment The instrument water supply rate can be adjusted. The air fl ow rate for the threeway syringe can also be adjusted. Doctor-side instruments Adjust using the valve on the underside of the tray. Water Turn in the direction of the arrow to increase the water fl...

  • Page 42: Air Turbine Handpiece

    4 Method of operation 4.6.3 Air turbine handpiece For details of how to handle the air turbine handpiece, always read the separate operation instructions.   Starting and stopping rotation 1) Pick up the air turbine handpiece from the instrument holder. At this point, the circuit of the instrument you pick up fi...
  • Page 43 4 Method of operation   Clean air system Option Prevents the suction eff ect that occurs when rotation of the air turbine stops, and prevents ingress of cutting debris, soiled waste etc. into the air circuit. Expels a small amount of air for about 10 seconds when the air turbine stops.  ...

  • Page 44: Micromotor

    4 Method of operation 4.6.4 Micromotor Do not apply repeated sudden loads or lock the micromotor while it is rotating. • The micromotor may overheat and cause a fault. For details of how to handle the micromotor, be sure to read the separate operation instructions.  ...
  • Page 45 4 Method of operation   Speed up ratio/speed reduction ratio selection Changes the speed up ratio/speed reduction ratio of the attachment. 1) Press the Enter key to change the speed up ratio/speed reduction ratio. RANGE: UL  4.0：1 Use the Left/Right keys to select the speed up ratio or speed reduction ３００rpm ratio.
  • Page 46 4 Method of operation Setting the rotation speed RANGE: UL  4.0：1 ３００rpm 1) Select the rotation speed display using the Left/Right keys. RANGE: UL  4.0：1 ３００rpm 2) When the Enter key is pressed, you can change rotation speed. Increase/ decrease the rotation speed using the Up/Down keys. It changes 10 times/minute for below 1000 and 100 times/min for 1000 or more.

  • Page 47: Threeway Syringe

    4 Method of operation 4.6.5 Threeway syringe When using hot water, be sure to check that the temperature is correct before use. • The temperature of the warmer may rise considerably due to overheating or the eff ects of external air tempera- ture and accidents such as scalding and damage/faults may occur.
  • Page 48 4 Method of operation Removal of nozzle/syringe body Push button Nozzle Remove the nozzle from the syringe straightly by holding the cover nut. Simultaneously, keep pressing the push bottom. Syringe body Cover nut When removing the syringe body, turn the syringe body in the direction of the arrow(b) to remove it.
  • Page 49 4 Method of operation WS97 Option Operation When the water lever and air lever are operated, water, air and spray will be emitted. Water lever Air lever Water lever: emits water. Air lever: emits air. Water and air levers pressed together: emits a spray.
  • Page 50 4 Method of operation WS10-O-LD Option Make sure there is an audible click when putting the nozzle on the threeway syringe and that the nozzle is se- curely fi xed to the syringe. Remember that the LED and its cover are extremely hot right after the LED has been turned off . Do not touch these parts;...
  • Page 51 4 Method of operation Putting on the syringe case With Light (WS10-O-LD) Match the marks on the syringe case and the syringe body, and push them Syringe case together until they click. Make sure the syringe case is securely connected. Match the yellow marks on the syringe and tube connector and push them together until they click.

  • Page 52: Vacuum Syringe

    4 Method of operation 4.6.6 Vacuum syringe Suck out cutting debris and water from the oral cavity. Vacuum syringe (VS110) Vacuum syringe Starting and stopping suction 1) Suction starts automatically when the vacuum syringe is picked up from the instrument holder. Suction stops when it is placed in the instrument holder.
  • Page 53 4 Method of operation Vacuum syringe rotary type (VS110) Option The direction of the tip of the syringe can be changed by rotating the base of the vacuum syringe. Hold the syringe tube sides, rotate the tip and change the direction. Hold the syringe tube sides, rotate the tip and change the direction.

  • Page 54: Saliva Ejector

    4 Method of operation 4.6.7 Saliva Ejector Saliva ejector (SE110) Option Saliva ejector Starting and Stopping Suction Suction starts automatically when the saliva ejector is picked up from the instrument holder. Suction stops when it is placed in the instrument holder. Suction Strength Adjustment The suction strength changes when the adjustment lever is rotated.

  • Page 55: Ultrasonic Scaler (Newtron)

    4 Method of operation 4.6.8 Ultrasonic scaler (Newtron) Option For details of how to handle the ultrasonic scaler, always read the separate operation instructions. Attaching the syringe Without LED light With LED Light light Without LED Align the notch on the syringe side with the mark on the tube side and insert the syringe.
  • Page 56 4 Method of operation   Vibration and stopping 1) Pick up the ultrasonic scaler from the instrument holder. At this point, the circuit of the instrument you pick up fi rst takes priority. Picking up another instrument will not change the circuit selection. 2) The screen of the selected range display is displayed RANGE: PERIO Example: PERIO...
  • Page 57 4 Method of operation   Power adjustment The power value can be changed for each range. When picked up 1) Press the Enter key to change the power value using the range display RANGE: PERIO screen. POWER: P  8．5 Change the power value using the Up/Down keys. The power value can be changed from 0.5-10.0 in increments of 0.5.

  • Page 58: Ultrasonic Scaler (Solfy)

    4 Method of operation 4.6.9 Ultrasonic scaler (Solfy) Option For details of how to handle the ultrasonic scaler, always read the separate operation instructions.   Vibration and stopping 1) Pick up the ultrasonic scaler from the instrument holder. At this point, the circuit of the instrument you pick up fi rst takes priority. Picking up another instrument will not change the circuit selection.
  • Page 59 4 Method of operation   Changing the vibration mode The vibration mode can be changed for each range. 1) With the scaler in hand, press the Left/Right keys, to toggle between RANGE: SCALING  “Normal Mode (NORMAL)” , “Soft Mode (SOFT)” and “OFF” . POWER: S  25   NORMAL “Normal Mode”: Constant power is maintained to allow eff ective re-...
  • Page 60 4 Method of operation During vibration Although you can change the numerical power value during vibration, the power itself will not change. The power will change when you step on the foot control pedal again. 1) When the power bar is displayed during oscillation, press the Enter key. POWER: S  20   NORMAL 2) Change the power value using the Up/Down keys.

  • Page 61: Unit

    4 Method of operation 4.7 Unit Do not lean on the unit or apply excessive load. Do not push the housing at the lower part of the unit or touch it while operating the chair. • This may cause damage/faults due to unforeseen circumstances. Do not open the unit door while operating the seat/backrest.

  • Page 62: Warmer

    4 Method of operation Opening and closing the unit door Open the unit door to carry out maintenance. Open the unit door in the direction of the arrow. Open the door about 90°. Push the door to close it. 4.7.2 Warmer When the warmer is ON, always be sure to check the temperature of the hot water before use.

  • Page 63: One-Touch Connectors (Water Supply/Air Supply)

    4 Method of operation 4.7.3 One-touch connectors (water supply/air supply) Be sure to securely connect the one-touch joints (water supply joint/air supply joint) to the one-touch connector (water supply connector/air supply connector). • An inadequate connection may cause a water leak/air leak/joint disconnection. The water supply or air can be taken from the unit panel.
  • Page 64 4 Method of operation Air supply connector Option Air supply joint connection Insert the air supply joint into the air supply connector on the panel. Push it in until it clicks. Air supply The supply pressure depends on the pressure of the air supplied to the chair connector unit.

  • Page 65: Basin

    4 Method of operation 4.8 Basin Do not subject the basin and surroundings to excessive impacts. Do not strongly scratch the basin surface or the basin unit surface and do not hit it with hard or sharp objects. • This may cause damage and injury. Do not expose the basin to strongly colored chemicals over a long period.

  • Page 66: Cup Water Supply

    4 Method of operation 4.8.2 Cup water supply Do not subject the water supply device to excessive loads or impacts, such as by grasping the automatic fi ller. Do not subject the device to excessive loads, forcibly disassemble it, or pour water over it. •...

  • Page 67: Operating Light

    4 Method of operation 4.9 Operating light For details of how to handle the operating light, always refer to the separate operation instructions. Be careful that the light arm does not hit the patient or surroundings during lighting operations or when the chair moves.

  • Page 68: Setting

    4 Method of operation Range selection There are 4 illumination ranges that are used by switching over. The range changes each time the range changeover switch is pressed. Switching range When the instruments are in their holders, the range changes each time the range changeover switch is pressed.

  • Page 69: Other Settings

    4 Method of operation 4.10 Other settings 4.10.1 Countdown timer The digital countdown timer can be used.   Set the time on the timer Up to 6 patterns can be set on the timer. Times up to a maximum of 59 minutes 59 seconds can be set. 1) Press the countdown timer switch.

  • Page 70: Display While Instruments Are In Their Holders

    4 Method of operation 4.10.2 Display while instruments are in their holders With the instrument in its holder, select the item to be set using the up/down keys. 1) From the display screen for operator number, use the up/down keys to OPERATOR   1 switch to the various settings screens.
  • Page 71 4 Method of operation   Instrument lock Pauses a specifi c doctor-side instrument circuit (HP) temporarily. Used when an instrument is removed etc. Locked circuits are in an unusable state and will not respond to a pickup. 1) Display the HP LOCK selection screen using the up/down keys. HP LOCK 2 3 4 5 6 2) Press the enter key switch to changeover to the edit screen.
  • Page 72 4 Method of operation   Common settings Makes common settings for each operator. 1) Display the common settings screen. COMMON SETTINGS 2) Press the enter key to display the common settings screen. From this point, refer to “4.10.3 Common Settings” to make desired set- tings.

  • Page 73: Common Settings

    4 Method of operation 4.10.3 Common settings Make settings common to all operators. Make settings according to the following procedure. The instruments must be in their holders. Operator screen OPERATOR   1 1) Display the COMMON SETTINGS screen using the up/down keys and COMMON SETTINGS press the enter key.
  • Page 74 4 Method of operation   Water supply rate for the cup water supply Setting the water supply rate for the cup water supply Select (highlight) using the left/right keys and press the enter key to set the   CUP   WTR VOLUME desired water volume. Water supply OFF can also be set.  ...

  • Page 75: Individual User Settings

    4 Method of operation 4.10.4 Individual user settings Makes common settings. Make settings according to the following procedure. The instruments must be in their holders. Operator screen OPERATOR   1 1) Display the user settings screen using the up/down keys and press the USER SETTINGS enter key.
  • Page 76 4 Method of operation   Linking the operating light to chair auto operation You can link automatic light switching to the chair automatic operations. Light comes on after chair AUTO 1, AUTO 2, or after movement to the gargle position is completed. Also, the light goes off before reset operation starts.
  • Page 77 4 Method of operation   Linking operating light to instruments You can choose to link (ON) or to not link (OFF) automatic switching of the light to instrument pickup. When an instrument is picked up, the light comes on. OFF: No link between picking up an instrument and operation of light. LIGHT   HP   LINK ...
  • Page 78 4 Method of operation   Scaler one-touch mode setting Switches the ultrasonic scaler one-touch mode ON/OFF (for specifi cation including a scaler). ON: Stepping on the pedal starts continuous vibration. Stepping on the pedal again stops the vibration. OFF: Scaler only vibrates while you are pressing on the pedal. 1) Press the up/down keys to switch to the scaler one-touch mode display.
  • Page 79 4 Method of operation   Water fl ow timing (variable speed) setting When variable speed of the instrument is selected, the following 2 water injection timings can be selected. This can be set for each micromotor (LS) and air turbine (HS). •...
  • Page 80 4 Method of operation   Water fl ow timing (constant speed) setting When constant speed is selected for the instrument, the following 2 water injection timings can be selected. This can be set for each micromotor (LS) and air turbine (HS). •...
  • Page 81 4 Method of operation   Factory reset setting Resets individual user settings to factory settings 1) Display the operator No. to be initialized. OPERATOR   1 2) Pressing the up/down keys displays the factory reset screen. FACTORY RESET 3) ON/OFF can be selected when the enter key is pressed. FACTORY RESET Select ON using the Left/Right keys and press and hold the enter key to OFF ON...

  • Page 82: Caring For The Unit

    5 Caring for the unit Be sure to turn the main switch OFF when caring for/cleaning the main unit. Close the water supply valve and air supply valve as necessary. • Accidents and faults due to unforeseen circumstances/electric shock etc. may occur. Be sure to wear rubber gloves when caring for/ cleaning the main unit to prevent infection.

  • Page 83: Everyday Maintenance (Before Treatment)

    5 Caring for the unit 5.1 Everyday maintenance (before treatment) Once a day, before commencing treatment, drain residual water from the main unit using the following proce- dure. Take particular care after if the water has been there for a longer period, such as the day after a holiday. •...
  • Page 84 5 Caring for the unit Threeway syringe circuit residual water drainage 1) Remove the threeway syringe from the instrument holder. 2) Point the tip of the syringe toward the basin, push the W lever and fl ush for at least 1 minute. 3) Do this for the both doctor side and assistant side.
  • Page 85 5 Caring for the unit Flushing with the fl ushing device Option Every day prior to commencing treatment, each water line needs to be fl ushed (residual water needs to be removed from piping). 1. Flushing preparation 1) Use the doctor-side operation panel. OPERATOR   1 From the operator No.
  • Page 86 5 Caring for the unit Connection to the fl ushing device adapter Display Site Preparation of tube Tube for air turbine Remove the air turbine tube WS97 adapter Tube for micromotor Remove the attachment tube Tube for ultrasonic Remove the tip scaler tube Tube for threeway Remove the nozzle...

  • Page 87: Everyday Maintenance (Between Patients)

    5 Caring for the unit 5.2 Everyday maintenance (between patients) 5.2.1 Vacuum syringe and vacuum tube rinsing Rinsing the vacuum piping with water Correct 1) Turn on the main switch. Keep a part of the suction 2) Take out the vacuum syringe from its holder, to suck 1~2 cups of water. port out of water During the suction, keep a part of the suction port out of water, to mix in some air.

  • Page 88: Everyday Maintenance (After Use)

    5 Caring for the unit 5.3 Everyday maintenance (after use) 5.3.1 Cleaning the vacuum fi lter When installing the vacuum fi lter, be sure it is fully inserted. • If the vacuum fi lter is not fi tted properly, the performance of the vacuum syringe/saliva ejector may be ad- versely eff ective, or a malfunction/clogging etc.

  • Page 89: Cleaning The Basin

    5 Caring for the unit 5.3.2 Cleaning the basin Cleaning the catch and fi lter 1) Remove the catch and remove the fi lter from the waste water port. Catch 2) Rinse the catch and fi lter under running water. 3) Install the catch and fi...
  • Page 90 5 Caring for the unit Cleaning the basin When cleaning the basin, do not use detergents containing abrasives, or hard cleaning materials such as a scourer/steel wool. Do not strongly rub it. • Damage, scratching, and discoloration may occur. Wipe off using a soft cloth impregnated a small amount of the supplied cleaning agent (or a neutral detergent), disinfectant etha- nol, or water.
  • Page 91 5 Caring for the unit Rinsing the vacuum piping with cleanser For the vacuum system cleanser, use dedicated cleanser specifi ed by MORITA. Follow the instructions supplied with the cleanser. • Failure to follow these instructions may lead to damage to the circuits or tubes, and damage, faults, water leaks or loss of suction may occur.

  • Page 92: Vacuum Syringe Disassembly And Cleaning

    5 Caring for the unit 5.3.3 Vacuum syringe disassembly and cleaning Do not use ultrasonic cleaning when disassembling and cleaning the adjustment lever. Do not scratch parts surfaces strongly with sharp instruments. • The surfaces may be damaged and this may interfere with operation. If the adjustment lever is stiff after performing a treatment, disassemble and clean the vacuum syringe.
  • Page 93 5 Caring for the unit 2. Rinsing the parts Rinse each disassembled part with running water. Carefully remove hardened adhesions using a toothbrush etc. After rinsing, apply a small amount of Vaseline to the drum receiver and O- rings in each part to make movement easy. Drum case 3.
  • Page 94 5 Caring for the unit Disassembly and cleaning method (VS112) 1. Disassembly 1) Loosen the cover nut on the hose and pull the vacuum syringe out. Swich part Syringe body Cover nut (hose part) 2) To remove the tip fi tting loosen the tip fi tting by turning it in the direction of the arrow.

  • Page 95: Disassembly And Cleaning The Saliva Ejector

    5 Caring for the unit 5.3.4 Disassembly and cleaning the saliva ejector If the adjustment lever is stiff after performing a treatment, disassemble and clean the saliva ejector. Disassembly and cleaning method (SE110) 1. Disassembly 1) Remove the ejector body from the hose. Loosen the hose cover nut and pull off the syringe body in the direction of the arrow.
  • Page 96 5 Caring for the unit Nozzle fi tting 3. Assembly Drum case upper part Drum retainer After cleaning is fi nished, assemble the parts as before. Filter 1) Insert the drum in the drum case. Drum case 2) Place the drum retainer in the drum case. At this time, insert the drum retainer tabs into the grooves on the inside Drum of the drum case.

  • Page 97: Maintenance As Required

    5 Caring for the unit 5.4 Maintenance as required Do not leave moisture, detergent, ethanol etc on the main unit surface or inside the device. Do not allow moisture to adhere inside and do not do anything that could cause water to enter the unit such as directly wetting the panel switches and automatic fi...

  • Page 98: Cleaning The Holder Top Cover

    5 Caring for the unit 5.4.2 Cleaning the holder top cover The holder top cover of the instrument holder is removable. Before removing the holder top cover, turn OFF the main switch of the dentaltreatment unit, and remove the instrument. Wipe off using a soft clothor sponge impregnated a small amount of the supplied cleaning agent (or a neutral detergent), disinfectant ethanol, or water.

  • Page 99: Wiping With Disinfectant Ethanol

    5 Caring for the unit 5.5 Wiping with disinfectant ethanol Before wiping with ethanol, clean it with a method suitable for the device to remove residues and hardened deposits. • Insuffi cient sterilization may occur. When cleaning with ethanol, always use disinfectant ethanol(76.9-81.4vol%). •...

  • Page 100: Wiping Procedure

    5 Caring for the unit 5.5.2 Wiping procedure Detachable part Refer to the following procedure. After use > Cleaning > Rinse and dry > Wiping with disinfectant ethanol 1) Rinse and dry after cleaning the equipment. How to clean: Wash by Hand with running tap water Water to use : Tap water*/Water temperature : 25 - 35°C * Water that complied with the water quality standards of each country...

  • Page 101: Instrument Wiping

    5 Caring for the unit 5.5.3 Instrument wiping Wipe with disinfectant ethanol before and after treatment if necessary. For details of the wiping method, refer to the operation instructions of the product. • Air Turbine Handpiece • Micromotor Attachments • Micromotor Motor Cover •...

  • Page 102: Autoclave Sterilization

    5 Caring for the unit 5.6 Autoclave sterilization Before sterilization, clean the instrument with a method suitable for the instrument to remove residues and hardened deposits. • Insuffi cient sterilization may occur. The recommended autoclave sterilization conditions described in these operation instructions do not guarantee sterility.

  • Page 103: Sterilization Procedure

    5 Caring for the unit 5.6.2 Sterilization procedure Refer to the following procedure. After use > Cleaning > Rinse and dry > Sterilization and dry 1) Rinse and dry after cleaning the equipment. How to clean: Wash by Hand with running tap water Water to use: Tap water*/water temperature : 25-35°C * Water that complied with the water quality standards of each country...

  • Page 104: Other Sterilization

    5 Caring for the unit 5.6.4 Other sterilization Perform autoclave sterilization before and after treatment if necessary. Tray handle cover The silicone cover of the handle can be removed and sterilized using an autoclave. When installing it, fi t it to match the shape of the handle. Autoclave sterilization Recommended conditions: 134±1°C 5 minutes or more Handle cover...

  • Page 105: Other Cleaning Methods

    Do not soak, rinse, or boil any part of the main unit with a cleanser containing disinfectant ethanol or solvent (such as benzine or a thinner). • Discoloration/deterioration/faults may occur. Other sterilization/ disinfection methods may have adverse eff ects on the main unit and parts. Consult your reseller or the nearest MORITA CORP . subsidiary in advance. TUA20...

  • Page 106: Monthly Maintenance

    5 Caring for the unit 5.8 Monthly maintenance 5.8.1 Amalgam separator Option Please do not turn on the main switch with the cup set in the auto fi ller. The exchange sign of the amalgam separator may cause a false reaction. In this case, with the cup removed from the auto fi...

  • Page 107: Cleaning Inside The Drain Trap

    5 Caring for the unit 5.8.3 Cleaning inside the drain trap Clean the inside of the drain trap at least once a month. • Failure to do so may lead to a drop in performance, faults/clogging etc. Be sure to install the drain trap fi lter and fi lter case. •...
  • Page 108 5 Caring for the unit 3) Discard the waste water inside the fi lter case. Connection part within 4) Take apart the fi lter case and trap fi lter. unit While holding the fi lter case, turn the trap fi lter as far as it will go in the direction of the arrow and then pull it upward.

  • Page 109: Cleaning The Oil Collector

    With the fl ow adjustment plate fi tted in place, screw in the oil cup. 7) After installing the oil collector, check the condition of the air turbine exhaust. If exhaust air is not emitted, stop using the device, and consult a reseller or MORITA CORP . subsidiary. Muffl er sponge Flow adjustment...

  • Page 110: Every 6 Months Maintenance

    5 Caring for the unit 5.9 Every 6 months maintenance 5.9.1 Cleaning the vacuum tank Option Clean the inside of the vacuum tank once or more every 6 months. • Failure to do so may lead to a drop in performance, faults/pipe obstruction etc. Securely install the vacuum tank.
  • Page 111 5 Caring for the unit V-ring 4. Installing the tank lid 1) Apply Vaseline to the rings of the tank lid and vacuum tank. V-packing O-ring 2) Align the matching marks (protrusions) on the top of the tank lid with the side of the vacuum tank ( ), fi...

  • Page 112: Annual Maintenance

    5 Caring for the unit 5.10 Annual maintenance 5.10.1 Filter cartridge replacement Do not bring fi ngers close to the electrical parts inside the piping pit and do not expose parts to water. Do not operate the chair when the piping pit is open. •...
  • Page 113 5 Caring for the unit Replace the fi lter cartridge once a year. Removing the pit cover 1) Raise the chair to a position where the pit cover can be removed and turn the main switch OFF . 2) Close the water supply valve and air supply valve by turning them in the direction of the arrow.
  • Page 114 5 Caring for the unit Removing and installing fi lter cartridges 1. Disconnecting the one-touch Joint 1) Disconnect the one-touch joint. Rotate the lock ring in the direction of the arrow and align the semicircular protrusion with the release position. Lock ring Release position One-touch joint...
  • Page 115 5 Caring for the unit 4) Position the fi lter cartridge in the pit as before. 5) Turn the main switch ON. 6) Open the water supply valve and air supply valve by turning them in the direction of the arrows. 7) Expel water/air from the threeway syringe.

  • Page 116: Maintenance And Inspection

    To maintain performance and ensure safety, replace consumable parts as set out in the following table. When ordering and replacing consumable parts, contact your reseller or MORITA CORP . subsidiary. For the disposal meth- ods of replaced parts, refer to “9. Medical Device Disposal” in these operation instructions.

  • Page 117: List Of Consumable Parts

    When damage, contamination, abra- Consult with your reseller or the near- • Basin catch and fi lter sions or stretching is observed; est MORITA CORP . subsidiary. • Drain trap fi lter When the performance level drops • Filter of vacuum fi lter •...
  • Page 118 Replacement method 12 Various disposable/paper products Every examination Consult with your reseller or the near- • Paper cups est MORITA CORP . subsidiary. • Tops for paper cups • Tray paper 13 Instrument holder When damage, contamination, abra Consult with your reseller or the near- sions or stretching is observed;...

  • Page 119: Parts Replacement For Threeway Syringe

    6 Maintenance and inspection 6.1.2 Parts replacement for threeway syringe LED replacement for light-equipped model (WS10-O-LD) Turn off the main swtich before replacing the LED to avoid the risk of electric shocks or burns. Do not shine the LED directly into the eye. This could impair one's eyesight. Avoid getting burned by the LED or the LED cover, which can get quite hot.

  • Page 120: Daily Inspection By The User

    Carry out before use (startup inspection) and after use (shutdown inspection). If an issue discovered at inspection is beyond the scope of the actions in the table or if any abnormality is found, consult your reseller or nearest MORITA CORP . subsidiary. 6.2.1 Startup inspection Check the contents of the table below before use.

  • Page 121: Regular Maintenance Inspection

    If any abnormality is found, please contact your reseller or MORITA CORP . subsidiary. Note also that the inspection can be outsourced. For details, please contact your reseller or MORITA CORP . subsidiary. 6.3.1 Maintenance and inspection by the user Have the contractor check the items listed in the table below.

  • Page 122: Outsourcing Maintenance And Inspection To A Contractor

    6 Maintenance and inspection 6.3.2 Outsourcing maintenance and Inspection to a contractor Have the contractor check the items listed in the table below. Content of inspection Power supply voltage for device operation Floor and fi xing condition State of electric circuit wiring State of piping/tubes Assembly condition of screws and exterior Contamination within the unit...

  • Page 123: If Problems Arise

    If an improvement is not achieved even when the following checks are performed and actions are taken, or if any abnormality other those in the description is found, please stop using the device and consult with your reseller or nearest MORITA CORP .

  • Page 124: Error Display

    If an improvement is not achieved even when the following checks are performed and actions are taken, or if any abnormality other those in the description is found, please stop using the device and consult with your reseller or nearest MORITA CORP .

  • Page 125: Fuse

    If the fuse blows again, the electric wiring may be abnormal. At this time, stop using the device, turn the main switch OFF and ask your reseller or the nearest MORITA CORP . subsidiary for an inspection. NOTE: conditions vary depending on specifi cations. Follow the main unit notes.

  • Page 126: Warranty And Repair

    8.3.2 Requesting a repair   Repair request within the warranty period Attach the Warranty Card, and send the request to your reseller or nearest MORITA CORP . subsidiary. We will respond free of charge. You will bear the actual cost of parts not covered by the warranty such as consumable parts.

  • Page 127: Disposal Of The Medical Device

    9 Disposal of the medical device 9.1 Disposal of this product This product and accompanying parts/consumable parts fall into the category of medical devices. Please observe the disposal regulations in the applicable area. Check with a dentist or physician that the infectious waste from the medical device is in a non-infectious state and ensure that the medical institution consigns industrial waste material and industrial waste subject to special control to a processing company qualifi...

  • Page 128: General Information

    [Please note that specifi cations and appearance may change without prior notice for product improvement purposes.] Low suction: equivalent to EV - 12 - II of J MORITA CORP . / high suction: equivalent to TCS - 1.5 MAX of TOKYO Note 1: GIKEN,INC.

  • Page 129: Symbols

    10 General information 10.2 Symbols Conforms with the European IP code Directive,93/42/EEC. Liquid ingress protection; Level 1 Conforms with the European Directive, Alternating current 2011/65/EU. Manufacturer Type B applied part Date of manufacture Type BF applied part Authorized representative in the Euro- "ON"...

  • Page 130: Emc Electromagnetic Compatibility

    The use of accessories and cables other than those specifi ed, with the exception of replacement parts sold by J. MORITA TOKYO MFG CORP . may result in increased emissions or decreased immunity of the TUA20. Where possible this product should not be placed adjacent to other equipment, and should not be use with other equipment.
  • Page 131 10 General information IMMUNITY Phenomenon Basic EMC standard or test IMMUNITY TEST LEVELS Environment method Electrostatic IEC 61000-4-2 ±8 kV contact Professional healthcare facility environment ±2, ±4, ±8, ±15kV air Discharge (ESD) Radiated RF EM IEC 61000-4-3 3 V/m Professional healthcare facility environment fi...
  • Page 132 10 General information Attachment 1. Test specifi cations for ENCLOSURE PORT IMMUNITY to RF wireless communications equipment Test Band Maximum Distance IMMUNITY Frequency Power TEST LEVEL Service Modulation (MHz) (MHz) (V/m) Pulse modulation 380 - 390 TETRA 400 18Hz GMRS 460, ±...

  • Page 133: Ec Declaration Of Conformity

    10 General information 10.4 EC DECLARATION OF CONFORMITY TUA20...
  • Page 134 Please note that specifi cations and appearance may change without prior notice for product improvement purposes. The company name and product names mentioned are trademarks, or registered trademarks of J. MORITA CORP . and J. MORITA TOKYO MFG. CORP .

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