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OTR Module Instructions for Use

1. e Be careful using the foot switch The motor will rotate even if a measurement is not being made Make sure of the position of the file tip before using the foot switch see page 32 e Make sure the screw is tight enough Otherwise it might come out and be swallowed Also measurements might not be accurate see page 34 35 42 o Make sure the file goes all the way in Give it a light tugto make sure it is held securely see page 35 o Never use stretched or otherwise damaged files see page 35 e Replace the external file electrode if it is worn out as shown in the photo to the left see page 35 e Autoclave the contra angle and contrary electrode after each patient see page 38 e Use of the parts other than those accompanied or specified by J Morita Mfg Corp may result in increased EMC emissions or decreased EMC immunity of the DP ZX VL see page 58 3 Operation 2014 07 22 A PROHIBITION Do not use this unit in conjunction with an electric scalpel or on patients who have a pacemaker Do not use this unit in the medical operation room Blocked canals cannot be accurately measured This unit must not be connected to or used in combination with any other apparatus or system It must not be used as an integral component of any other apparatus or system J Morita Mfg Corp will not be responsible for accidents equipment damage bodily injury or any other trouble which results from ignoring this prohibition Illumination
2. NORMAL AUTO lt lt Set from 1to 4 This part of the display does not appear if you turn off the link to the auto apical reverse and auto apical stop function J al mr AL mi M3 msi i APEX Apical Line RGOT Use this line as an estimate of the root canal s working length 4 MORITA ME RP It can be set anywhere ss between 2 and Apex The file automatically POWER MODE SELECT SET stops and reverses its Switch Switch Switch Switch rotation when the file tip reaches this line auto apical reverse function A continuous beep will also sound when the file reverses its rotation A NOTE o Press the switches firmly If a switch is not held down long enough it may not work even though a beep sounds Refer to the section Setting and Changing Memory for details These are not displayed when measuring root canal with the micromotor connected When the micromotor is disconnected M1 M2 and M3 will represent Canal Measurement Module memories not OTR Module memories Refer to the operation manual for Canal Measurement Module When changing the torque reverse memory in OTR mode o appears in the rotation speed window for about 1 second In Normal mode the rotation speed is displayed as usual In OTR mode A NOTE O appears in the rotation
3. 4 6 kV contact 2 4 8 kV air 2 0 kV for power supply lines 1 0 kV for input output lines 0 5 1 kV line s to line s 0 5 1 2kV line s to earth 0 Ur gt 95 dip in Ur 0 5 periods 40 Ur 60 dip in Ur 5 periods 70 Ur 30 dip in Ur 25 periods 0 Ur 5 sec 3 15 A m Note Uris the a c mains voltage prior to application of the test level Operation 2014 07 22 56 Electromagnetic environment guidance Floors should be wood concrete or ceramic tile If floors are covered with synthetic material the relative humidity should be at least 30 Mains power quality should be that of a typical commercial or hospital environment Mains power quality should be that of a typical commercial or hospital environment Mains power quality should be that of a typical commercial or hospital environment If user of the DP ZX VL requires continued operation during power mains interruptions it is recommended that the DP ZX VL be powered from an uninterruptible power supply or a battery Power frequency magnetic field should be at levels characteristic of a typical location in a typical commercial or hospital environment Guidance and manufacturer s declaration electromagnetic immunity The DP ZX VL is intended for use in the electromagnetic environment specified below The customer or the user of the DP ZX VL should assure that it is used in such an environment Immun
4. Warranty ar Oaa a aaa a a a a 59 Operation 2014 07 22 Prevent Accidents Most operation and maintenance problems result from insufficient attention being paid to basic safety precautions and not being able to foresee the possibilities of accidents Problems and accidents are best avoided by foreseeing the possibility of danger and operating the unit in accordance with the manufacturer s recommendations First thoroughly read all precautions and instructions pertaining to safety and accident prevention then operate the equipment with the utmost caution to prevent either damaging the equipment itself or causing bodily injury Note the meaning of the following symbols and expressions A WARNING This warns that it may result in serious injury of the patient or operator if the instructions are not followed properly A PROHIBITION The user can not use in such a way that may result in serious injury of the patient or operator ANOTE This alerts the user to the possibility of damage to the equipment potential injury of the patient or operator or important points concerning operation and performance The user e g the hospital clinic etc is the party responsible for the maintenance and proper operation of ROOT ZX II OTR Module ROOT ZX II OTR Module must only be operated by dentists and other legally licensed professionals Do not use this equipment for anything other than its specified purpose 1 Operation 2014 07 22 A WA
5. do not come into contact with an electric power source such as an electrical socket This could result in a severe electrical shock see page 20 e Before measuring length of a root canal make sure that the rotation speed does not appear on the display If the rotation speed appears on the display the unit is set for root canal preparation mode and the handpiece will start running This could result in an injury see page 20 e Make sure the speed is not being displayed when measuring the length of the root canal see page 22 24 o Check the settings displayed after selecting memories see page 23 25 e In some cases such as a blocked root canal a measurement can not be made see page 28 e Accurate measurement ts not always possible especially in cases of abnormal or unusual root canal morphology make sure to take an X ray to check the measurement results see page 28 e Stop using the unit immediately if it does not seem to be working properly see page 28 e If the indicator bar for the canal length does not appear even when the file is inserted the unit may be malfunctioning and must not be used see page 28 Operation 2014 07 22 2 A WARNING e Do not use an ultrasonic scaler with the contrary electrode attached to the patient This is dangerous because electrical noise from the scaler could interfere with canal measurements and motor operation see page 29 o Make sure that the contrary electrode file holder hand
6. g cm Torque N cm Approx Approx 1 2 3 4 5 6 T 8 9 Setting the torque level for line 10 or 11 could result in the file preparing into the canal wall and locking up Auto Apical Slow Down The file automatically slows down as it approaches the apex so that the region near the apical foramen can be treated with a slow gentle rotation This function can also be turned off The rate at which the file slows down depends on the speed setting The charts below show the rate at which the file slows down Auto Torque Slow Down Function The file slows down automatically as the torque on it approaches the set limit This function can be turned off Adjustable sound volume Volume of audible signal can be adjusted The unit will automatically go into the root canal measurement mode if it detects any abnormality such as the one caused by electrical noise However it will return to the normal mode when the file is taken out of the root canal The motor handpiece can also be operated with the foot switch 19 Operation 2014 07 22 Root Canal Measurement Two Methods Plug the probe cord into Canal Measurement Module and connect the file ere es holder and contrary electrode Probe Cord Plug a Detach the micromotor from handpiece cord Select M1 M2 or M3 with pressing the MODE switch and measure length of a root canal Refer to the operation manual for Canal Measurement Module Rotation speed
7. see page 38 Components are extremely hot right after autoclaving wait for them to cool off before touching them see page 38 Do not autoclave the motor handpiece and handpiece cord see page 38 Remove file to autoclave contra angle see page 38 Follow file manufacturer s recommendations for autoclaving files see page 38 It is highly recommended that instruments be autoclaved in a sterilization pouch wrapped or similar device see page 38 Never clean the contra angle or the micromotor with chemicals such as formalin cresol FC and sodium hypochlorite these will damage the plastic parts of the components Immediately wipe away any chemicals that are accidentally spilled on these components see page 38 Do not use any type of oil other than LS Oil This could damage the instrument see page 38 Never use any type of alcohol other than Ethanol for Disinfection Ethanol 70 to 80 vol see page 38 T Operation 2014 07 22 e Never wipe the motor handpiece or that cord with any type of alcohol other than Ethanol for Disinfection Ethanol 70 to 80 vol Do not use excessive amounts of ethanol or soak the components in it see page 39 Do not use excessive amounts of detergent or water and do not soak the components see page 39 Never use any type of alcohol except Ethanol for Disinfection Ethanol 70 to 80 vol Do not use paint thinner benzine or similar solutions to clean OTR Module AC adapter and foot switch see
8. 14 is not displayed b Leaving the micromotor connected and press the MODE switch until the speed and memory displays disappear Refer to the operation manual for Canal Measurement Module oe A WARNING Memories are not o Make sure that the contrary electrode file holder handpiece file displayed electrode etc do not come into contact with an electric power source such as an electrical socket This could result in a Rotation speed is severe electrical shock not displayed e Before measuring length of a root canal make sure that the rotation speed does not appear on the display If the rotation a ee speed appears on the display the unit is set for root canal preparation mode and the handpiece will start running This could result in an injury A NOTE e It is best to disconnect the handpiece when measuring the root canal o Remove the file from the contra angle when taking a measurement Operation 2014 07 22 20 Preparing the Root Canal Plug the handpiece cord into OTR Module and then connect the handpiece and the contra angle Handpiece Cord Plug Press the MODE switch to select M1 M2 or M3 and then perform root canal Preparing A WARNING Make sure that the contrary electrode file holder handpiece file ari y electrode etc do not come into contact with an electric power source such as an electrical socket This could result in a I rpm WEA i M1 severe electrical shock
9. 28 0 mm Type 1 according to ISO 1797 1 DP ZX VL coupling It can be used only with DP ZX VL micromotor 2 85 1 Push Button Latch GS25B17 Safety according to IEC 60950 UL60950 C UL Conforms with European directive 2004 108 EEC for Electromagnetic compatibility Rated Input voltage Rated Input current Output Applied part AC100 to 240V 0 7A DC 17V 1 47A Handpiece Cord Contrary Electrode Canal Measurement Module Accessory Operation 2014 07 22 50 Symbols 3 Rated Label Distributor on the label is different depending on the market where it is installed TUV rtificati KOO ZX Ill OTR Module monk forthe U Sand Type MODEL DP ZX VL Canadian Rated Input Voltage Yee IREX Ver DP TR3 VOLTS 96V Type BF applied part Internally Powered a POWERED EQUIPMENT Equipment SER No Attention consult Serial Number wil J O RITA MECC MFG CORP accompanying 680 HIGASHIHAMA MINAMI CHO documents Manufacturer FUSHIMI FKU KYOTO 612 8533 JAPAN CE 0197 marking Conforms with the European Directive 93 42 EEC CE marking Conforms with the European Directive 2011 65 EU Example of Serial Number SN C A 0 0 0 l Year of Month of Lot No eee Manufacture Manufacture A 2012 A Jan 0001 45 C TEMPERATURE LIMITATION B 2013 B Feb V C 2014 C March D 2015 D April THIS WAY UP V V L Dec hd FRAGILE Attention It i Operation Instructions do Authorised representative in the REP ep ene
10. Switch Off Turn the unit off after use The unit will automatically turn off after 10 minutes of non use Wait at least 3 seconds after the power goes off before turning it back on again Do not turn the power on while stepping on the foot switch b Disconnect Disconnect the handpiece cord contrary electrode and the foot switch ANOTE e When disconnecting and connecting the handpiece cord contrary electrode and foot switch never pull or push on the cords themselves always grip the connectors e Do not wrap the handpiece cord around the body of the main unit When a file is installed Hold down the file release button on the contra angle and pull the file straight out ANOTE e Use caution when inserting and removing files to avoid injury to fingers e Inserting and removing files without holding down the file release button will damage the internal contra angle mechanism c Charging Battery The battery is built into OTR Module Recharge it as soon as the battery power indicator is down to 2 lines ANOTE e Do not use the unit if the battery indicator is blinking The motor handpiece will not work if this indicator is blinking e If Lo b appears in the speed timer display the battery is extremely low Stop using the instrument and charge the battery e If the plug for the AC adapter does not fit the socket it is the user s responsibility to find a suitable plug adapter e Use onl
11. Tre ya Flashes Turn off Auto Torque Slow Down Set for Auto Torque Slow Down Mode Selection Tuli r Flashes ULI Normal Mode Lf OTR Mode r Auto Apical Reverse or Auto Apical Stop Onor Off eee 520 PUL OFF To Torque Line Selection 2 Operation 2014 07 22 Speed rpm 300 2 Meter Display e e Ii br Canal Length Indicator Bar NORMAL Apical Line pm APEX Flashes M1 efit br REVERSE M1 Deli br REVERSE NORMAL AUTO Operation 2014 07 22 Factory Settings for Memories Memory M1 Mode OTR Mode OTR Mode Normal Mode 3 The position of the file tip is shown by the root canal length indicator bar on the display The apical line flashes on and off once file is inserted into the root canal ANOTE e Occasionally the root canal length indicator bar will make a sudden and large movement as soon as the file is inserted into the root canal but it will return to normal as the file is advanced down towards the apex A WARNING In some cases such as a blocked root canal a measurement can not be made For details refer to the section of the manual for the canal mesurement module that covers canal not suitable for measurement e Accurate measurement is not always possible especially in cases of abnormal or unusual root canal morphology make sure to take an X ray to check the measurement results e Stop using the unit immediately if it does not
12. better performance for the contra angle For details contact your local dealer Operation 2014 07 22 40 A Rotor Axle F y Rotor Axle and Built in Electrode Cleaning Procedure Ifthe bars flicker during use or if all the bars in the meter do not light up when the file touches the contrary electrode clean the rotor axle and the built in electrode in the following way 1 Take out the screw and then take out the built in electrode 2 Puta little Ethanol for Disinfection Ethanol 70 to 80 vol on a brush and clean the rotor axle with it 3 Clean the built in electrode with the brush ANOTE e Do not bend or deform the electrode 4 Blow air on the electrode to remove any remaining moisture 5 Hold the push button and slide the guide bar straight in as shown in the illustration Then rotate it left and right A NOTE e Always use the guide bur and make sure it will not come out If the guide bar is not properly fix in place the internal contact could be bent and then the instrument might not be able to make accurate measurements or else it might malfunction e Do not run the motor with the guide bar inserted this could damage the instrument 41 Operation 2014 07 22 Contact is too high Operation 2014 07 22 Slide the built in electrode onto the guide bar and line up the screw holes Slowly turn the screw and make sure the built in electrode goes into the head properly T
13. ene Disposable Cover Do not reuse Manufacturer D Contra Angle CE 0197 marking Conforms with the European Directive 93 42 EEC CE marking Conforms with the European Directive 2011 65 EU J MORITA MFG CORP SN 00000 Autoclavable up to 135 C CS A iiie Serial Number Type BF applied part 51 Operation 2014 07 22 Micromotor Serial Number On the side of the OTR Module Input DC 17 V 1A Line up the marks on the cord and its connector to connect it Connector for the cord of the foot switch Direct Current Ce r y Type BF applied part mE Connector for the handpiece cord DCIN17V 1A Attention consult accompanying documents On the back side of the foot switch Degree of Protection IEC 60529 Operation 2014 07 22 52 AC Adaptor INPUT OUTPUT Ke CE c Us 183223 32WK 1 T E POWER SUPPLY LISTED D Rated Input Voltage and Current Rated Output Voltage and Current KCC Mark CE Mark C UL US Listing Mark Australia C Tick Mark BSMI Mark CCC Mark FCC Mark GS Mark Limited Power Source for UL60950 PSE Mark WEEE Mark Efficiency level V Class II Equipment Wiring Connection Indoor use only 53 Operation 2014 07 22 Operation Transport and Storage Conditions for the main unit and AC adapter Operating Conditions Ambient temperature range 10 to 40 C 50 to 104 F Re
14. flashes and audible beep becomes continuous Use caution when contacting the file with contrary electrode as the file starts to rotate as soon as the file touches the contrary electrode A WARNING e Check the ROOT ZX IPs operation before each patient If the indicators in the display do not all appear normally the instrument may not be able to make an accurate measurement In this case stop using the instrument and have it repaired Contrary Electrode 17 Operation 2014 07 22 4 Operating the Unit A WARNING e If there is a lightening storm while the battery is being charged do not touch the main unit the AC adapter or the main power cord you could get a shock A NOTE e Stop using the instrument and have it repaired if the display does not appear properly or if the instrument suddenly turns off except in the case where it automatically turns itself off after 10 minutes of not being used Overview of Features and Functions The combination of OTR Module with Canal Measurement Module allows the micromotor to be controlled in a variety of ways The root canal can be enlarged and prepared with great precision and delicacy Easy Operation Press the POWER switch to turn the unit on and press the MODE switch to select any one of three memories Each memory can be set for different motor control parameters The desired set of parameters can be easily selected by pressing MODE switch button lt OTR Mode gt If the f
15. from the root canal before using the file Never use excessive force to advance the file down the root canal Do not use the files on the root canals that have a high degree of curvature Try not to trigger the auto torque reverse function when advancing the file down the root canal The recommended technique for preparing and cleaning the root canal is crown down technique When using this technique follow the file manufacturer s guideline If you encounter resistance or the auto torque reverse is triggered back the file up 3 or 4 mm and carefully advance it down the root canal again Or replace the file with a smaller size Never use excessive force Do not force the file down the root canal or press it against the root canal wall as it could break the file Do not use the same file continuously for more than 10 seconds in one position as it may create steps on the root canal wall Washing the root canal out with a chemical solution during instrumentation helps stable and consistent file action After root canal preparation clean the root canal out ultrasonically Tf necessary make minor alterations to fit the Gutta Percha point Manual Mode Using the Foot Switch When the foot switch is depressed the motor runs at the set speed If the file is outside the canal the meter in the display a he will disappear ee The motor stops when the foot switch 1s released NORMAL maT A WARNING e Be careful us
16. inflammation see page 29 If the auto start function does not work because the root canal ts too dry infected canal etc moisten the canal with a liquid such as hydrogen peroxide sodium hypochlorite or saline Do not let the liquid overflow the canal opening see page 30 Applying excessive force could cause the file to cut into the root canal wall and lock up see page 30 The motor may overheat if an excessive load is applied see page 30 If the motor gets hot do not disconnect the motor from its handpiece cord If a hot motor has been disconnected from its handpiece cord wait for at least 10 minutes before reconnecting It see page 30 Even if the motor has cooled down enough to operate it could still be rather hot and excessive loads Should not be applied to it see page 30 Root canal preparation cannot be performed entirely with this unit use this unit in conjunction with standard manual techniques for root canal preparation Stop using the unit immediately if tactile sensation indicates an unusual or abnormal condition inside the root canal see page 31 Files break more easily at high speeds always check the rotation speed setting before using the unit see page 31 Use only Ni Ti and stainless steel files see page 31 Always remove the file after use see page 31 Nickel Titantum files are more easily broken by the amount of torque applied to them than stainless steel files Keep the following points in mind to
17. its internal function RF emissions Therefore its RF emissions are very low and are not likely to CISPR 11 cause any interference in nearby electronic equipment RF emissions Class B The DP ZX VL is suitable for use in all establishments including CISPR 11 domestic establishments and those directly connected to the public low voltage power supply network that supplies buildings used Harmonic emissions for domestic purposes IEC61000 3 2 oe Voltage fluctuations flicker emissions IEC 61000 3 3 Complies 55 Operation 2014 07 22 Guidance and manufacturer s declaration electromagnetic immunity The DP ZX VL is intended for use in the electromagnetic environment specified below The customer or the user of the DP ZX VL should assure that it is used in such an environment Immunity test Electrostatic discharge ESD IEC 61000 4 2 Electrical fast transients bursts IEC 61000 4 4 Surge IEC 61000 4 5 Voltage dips short interruptions and voltage variations on power supply lines IEC 61000 4 11 Power frequency 50 60 Hz magnetic field IEC 61000 4 8 IEC 60601 test level 6 kV contact 8 kV air 2 kV for power supply lines 1 kV for input output lines 1 kV line s to line s 2 kV line s to earth lt 5 Ur gt 95 dip in Ur for 0 5 cycle 40 Ur 60 dip in Ur for 5 cycles 70 Ur 30 dip in Ur for 25 cycles lt 5 Ur gt 95 dip in Ur for 5 sec Compliance level 2
18. minimize the possibility of file breakage see page 32 e Before using micromotor use a small hand file such as 10 or 15 to penetrate the root canal manually down to apex and then return to the apical constriction e Never use excessive force to insert the file e All foreign matter such as bits of cotton should be removed from the root canal before using the file e Never use excessive force to advance the file down the root canal e Do not use the files on the root canals that have a high degree of curvature e Try not to trigger the auto torque reverse function when advancing the file down the root canal e The recommended technique for preparing and cleaning the root canal is crown down technique When using this technique follow the file manufacturer s guideline o If you encounter resistance or the auto torque reverse is triggered back the file up 3 or 4 mm and carefully advance it down the root canal again Or replace the file with a smaller size Never use excessive force e Do not force the file down the root canal or press it against the root canal wall as it could break the file e Do not use the same file continuously for more than 10 seconds in one position as it may create steps on the root canal wall e Be careful using the foot switch because the motor will run when you step on tt even if the unit is not measuring the root canal This could injure the patient s oral mucosa see page 32 Operation
19. out of power sooner than it should 37 Operation 2014 07 22 6 Sterilization Replacement Parts and Storage Sterilization a Autoclavable Components Contra Angle Built in Electrode Cap with External File Electrode Sold separately Contrary Electrode and Handpiece Rest Recommended temperature and time 135 C 275 F 10 minutes minimum with a sterilization pouch Minimum drying time after sterilization 30 minutes A WARNING e Autoclave the contra angle and contrary electrode after each patient Sma OK A NOTE Contra Angle e Do not sterilize in any way other than autoclave e Thoroughly clean and wash the components before autoclaving If chemical solutions or foreign debris are dA rs NO not removed autoclaving could damage or deform the components Micromotor e Autoclave and dryer temperatures must not exceed 135 C 273 e Components are extremely hot right after autoclaving wait for them to cool off before touching them e Do not autoclave the motor handpiece and handpiece cord e Remove file to autoclave contra angle e Follow file manufacturers recommendations for autoclaving files It is highly recommended that instruments be autoclaved in a sterilization pouch wrapped or similar device Contra Angle Autoclave Procedure 1 Wipe the contra angle with a piece of gauze dampened with Ethanol for Disinfection Ethanol 70 to 80 vol 2 Refer to Cleaning and Lubricating the Contra A
20. page 39 Avoid spilling chemical solutions used for treatment on OTR Module These chemicals could damage deform or discolor the module Use extra caution to avoid spilling formalin cresol FC and sodium hypochlorite as they are quite strong Wipe up any chemical spills immediately Some chemicals may leave traces even if wiped up immediately see page 39 When lubricating the contra angle with oil use only LS Oil see page 39 Leave the contra angle in a paper cup for at least 10 minutes so that the oil is thoroughly absorbed by the contra angle mechanism see page 39 Stand the contra angle up in the cup with the opening for the file facing down see page 39 The micromotor could be damaged if the contra angle ts attached without allowing the excess oil to drain out first see page 40 Do not bend or deform the electrode see page 41 If the bars flicker during use or if all the bars in the meter do not light up when the file touches the contrary electrode and cleaning the rotor axle and built in electrode does not solve this problem then the built in electrode is worn out and must be replaced with a new one see page 43 Use only the battery that is specially designed for ROOT ZX II OTR Module see page 44 Do not disconnect the battery while the power is ON see page 44 Be careful not to pinch the battery cord when replacing the cover see page 44 Always use the specified battery Other batteries might overheat s
21. speed window when the motor is running Each memory will have its own unique Settings Operation 2014 07 22 22 Torque Settings ANOTE e Ifthe torque setting is too high the file could jam inside the canal e The torque settings must be changed depending on the root canal condition e When the auto torque reverse seems to be triggered too frequently or it is triggered immediately after starting the normal rotation increase the torque setting by one line Settings and Changing Memor Use the MODE switch to select M1 M2 or M3 Use the SELECT switch to select rotation speed Torque Line or Apical Line Use the SET switch to set the memory contents Q Select the memory Select the function Select the function Press Press The display will briefly Press Press when blinking flash on and off Torque Line selected M1 Ya Root canal preparation a Flashes memory 1 Set Torque Line Mode 1 TORQUE Apical Line selected Apical Line 2 M2 Root canal preparation N The apical line can be memory 2 Mode 2 1 Flashes set between 2 and i APEX M3 Root canal preparation Rotation Speed Speed can be set for 100 300 and 500 memory 3 Mode 3 ed i f l ya 4 LIL Flashes rpn No Root canal For how to make settings for root canal measurement refer to the display measurement mode separate user s manual for the root canal measurement module All memory settings will be retained even
22. the unit to other kinds of impacts or shocks Rough handling could cause damage see page 13 e Make sure the plug is all the way in otherwise there could be measurement operation or display problems see page 13 e Do not drop anything on or bang the plug after it has been inserted into the Jack see page 13 e Sliding the cord clips with too much force could cause the tube to wrinkle or twist making it hard to slide the clips It could also cause the cord for the contrary electrode to come off see page 13 e It may be hard to slide the clips if the cord is wet with ethanol or some other liquid see page 13 e After attaching contra angle into the micromotor give the contra angle a light tug to confirm it is securely attached see page 14 e After attaching the micromotor into handpiece cord give the micromotor a light tug to confirm it is securely attached see page 14 e Use caution when inserting and removing files to avoid injury to fingers see page 15 36 e Inserting and removing files without holding the file release button may damage the chuck see page 15 e If there is no electrical conductivity between the file and its shank replace the cap with the one that has an external file electrode see page 15 e Do not clip the file electrode to the cutting part of the file see page 15 e The file electrode cannot be attached onto some files see page 15 e Do not use files with shanks larger than the ISO standar
23. 2014 07 22 6 NA NOTE Also be careful using the foot switch if the measurement display does not appear such as when measuring an extremely dry canal because the motor will run even if a measurement is not being made see page 32 Be careful if the measurement display does not appear such as when measuring an extremely dry canal because the motor could start up even if a measurement is not being made see page 33 Use the reverse rotation mode carefully Since it is designed to release the locked file its rotation is quite fast and powerful and may easily break the file see page 33 Always use the guide bur and make sure it will not come out If the guide bar is not properly fix in place the internal contact could be bent and then the instrument might not be able to make accurate measurements or else it might malfunction see page 34 41 43 Do not run the motor with the guide bar inserted this could damage the instrument see page 34 41 43 Never put file in or take them out without pressing the button down This could damage the chuck Always hold the button down to put a file in or take it out see page 35 Use properly designed Ni Ti or stainless steel files see page 35 Be careful not to cut your finger when putting files in and taking them out see page 35 Do not let the cutting part of the file touch the electrode this will wear it out very quickly see page 35 Some files cannot be used with this electrode se
24. 41 F 81 0 75 622 4595 www jmorita mfg co jp Morita Global Website www morita com Distribution J Morita Corporation 3 33 18 Tarumi cho Suita shi Osaka 564 8650 Japan T 81 0 6 6380 1521 F 81 0 6 6380 0585 J Morita USA Inc 9 Mason Irvine CA 92618 USA T 1 949 581 9600 F 1 949 581 8811 J Morita Europe GmbH Justus von Liebig Strasse 27a 63128 Dietzenbach Germany T 49 0 6074 836 0 F 49 0 6074 836 299 Morita Dental Asia Pte Ltd 3 Science Park Drive 01 05 The Franklin Singapore Science Park1 Singapore 118223 T 65 6779 4795 F 65 6777 2279 J Morita Corporation Australia amp New Zealand Suite 2 05 247 Coward Street Mascot NSW 2020 Australia T 61 0 2 9667 3555 F 61 0 2 9667 3577 J Morita Corporation Middle East 4 Tag Al Roasaa Apartment 902 Saba Pacha 21311 Alexandria Egypt T 20 0 3 58 222 94 F 20 0 3 58 222 96 J Morita Corporation India Filix Office No 908 L B S Marg Opp Asian Paints Bhandup West Mumbai 400078 India T 91 22 2595 3482 J Morita Mfg Corporation Indonesia Representative Office 28F Ciputra World Tower 1 JI Prof Dr Satrio Kav 3 5 Jakarta 12940 Indonesia T 62 21 2988 8287 F 62 21 2988 8201 Siamdent Co Ltd 444 Olympia Thai Tower 3rd Floor Ratchadapisek Road Samsennok Huay Kwang Bangkok 10310 Thailand T 66 0 2 512 6049 F 66 0 2 512 6099 www siamdent com EU Authorized Representative under the Europ
25. ANOTE e When the auto torque reverse seems to be triggered too frequently or it is triggered immediately after starting the normal rotation increase the torque setting by one line e Make sure to remove a file from the contra angle after completing the Preparing 21 Operation 2014 07 22 Liquid Crystal Display and Switches lt OTR Mode gt Torque Line If the file torque is more than the set value 1 to 4 it will automatically start rotating 90 reverse and 180 in forward repeatedly Meter Gauge The numerals 1 2 and 3 do not represent length in millimeters Rotation Speed Speed can be set for 100 300 and 500 rpm Refer to Setting and Changing Memory on the page 23 A WARNING e Make sure the speed is not being displayed when measuring the length of the root canal Memory M1 M2 and M3 Battery Power Indicator Shows how much power is left A NOTE Charge the battery as soon as the indicator gets down to the last two bars Canal Length Indicator Bar Never use the unit when the battery power display is flashing The motor will not operate when this display is flashing Sound Volume Off Low and High Loud File Rotation Controls near the Apical Foramen The file either reverses its rotation or stops when the file tip reaches the Apical Line depending on which is selected Only when linked to the auto apical reverse and auto apical stop function
26. Low Speed Handpiece for Apex Locator CO ZX Il MORITA OTR Module MU VI KY Wi un The New Movement in Endodontics Operation Instructions ROOT ZX II OTR Module must be connected to ROOT ZX II Canal Measurement Module which is sold separately This unit cannot be used as an independent unit This manual is for the OTR Module To measure a canal refer to the manual for the Canal Measurement Module Notice of Protect Intellectual Property US PAT US PAT US PAT US PAT US PAT DE PAT 5980248 5897315 5902105 6899538 6929476 19702370 DE PAT CN PAT CN PAT JP PAT JP PAT JP PAT 19549662 02120059 9 97102375 1 3213480 3213484 3213539 3219888 3264607 3615209 3676753 3897962 4590128 Manufactured by J MORITA MFG CORP Thank you for purchasing the ROOT ZX II OTR Module For optimum safety and performance read this manual thoroughly before using the unit and pay close attention to warnings and notes Keep this manual in a readily accessible place for quick and easy reference This manual contains essential safety information CONTENTS Page Prevent Accidents 1 Me Parts TOCMUMC ANIONS 9 2a Assemblies a a a E 11 Attaching OTR Module to Canal Measurement Module ccccccccccccccccccccesceeeeeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeeeess 11 Chars ENST 12 3 Before Use the Uniten T E EE EEEE EEE REEERE 13 Handpiece 0 e EN eee ROR ENE SR 13 PRS Set IS IVI CTO 14 a e a E N E E E
27. OA 15 AtiacmineG omttaty BICC OG r ETE 15 Attaching Foot Switeirsrssniiiisaie 16 CLD Oer E ee 16 Chie cei He Un UO ee ett i ae aha Ronde thee Rans Ae oem Ale wee ane Ae tice emda te wth i as 17 Ae Operatino the UMi EE AEAEE AREEN AAEE E 18 OVErvicw and 18 SOTIR MOJE eE 18 Norma MOLE ae E E 19 RootCanal Measurement Two Methods 00 20 Preparing 21 Taguid Crystal Display and SWitC Mes sirit iinnat 22 lt SOTR MOJE corer a E A E A E A E A 22 Troe oe a aa a nee she ce seine nee whe ce seine ence whe eae sue once cme ede sekentnenokenene 23 S ettinge nd nn 23 Normal Mode Saer 24 Torgue SeN 25 Settmes and Chaneine MEM 25 Setting Memories for Other unctig g g gg a aAA A A a A 26 lt SOTR M Ode 26 BIN TAINO CG aiae E E 2 JJ eet AA S 28 Operaine A eases On ee ee 29 Manual Mode Using the Foot Switeeeeeeeee eta aeld Sans EaR i 32 Manaal Mode Using the Operation SwitChes 28nhkeei ia N 33 Replace Buit in Electrode with Cap with External File Electrode P 34 De Aler Usina the UU 36 6 Sterilization Replacement Parts and Storage 38 NIE 7221 6 eRe OSCR STE e ne a Arg S 7 SEO One See re eee 38 Replacement 43 Replace the Wu Mi CC COGS 43 Replaciae ie atic ty enera ena a 44 E aT E E er Sn Pee ea ne een eee 44 Te Maintenance and Inspections saiaren 45 Bas 1 FOUDICS OO LING aT E ANUE EE EEEE ETEN ATER NEA 46 9 Replacement 48 FO Technical ie ea eases he ones 49 Appendix Electromagnetic declaration 55 li
28. OI ZX I POWER Te J MORITA MFG CORP POWER Switch MODE Switch SELECT Switch ANOTE Press the switches firmly If a switch is not held down Battery Power Indicator Shows how much power is left ANOTE Charge the battery as soon as the indicator gets down to the last two bars o Never use the unit when the battery power display is flashing The motor will not sound Volume ego oe operate when this display is flashing Off Low and High Loud File Rotation Controls near the Apical Foramen The file either reverses its rotation or stops when the file tip reaches the Apical Line depending on which is selected Only when linked to the auto apical OR A ell E g _ REVERSE reverse and auto apical stop function 3 ee File Rotation Speed Controls NORMAL near the Apical Foramen 2 AUTO Slow Down MANUAL File rotation slows down as it approaches the apical foramen for 1 safe treatment Normal File rotates at specified speed even os a near the apical foramen LL om APEX This part of the display does not M1 M2 3 appear if you turn off the link to the Sn Cn 7 auto apical reverse and auto apical stop function J Manual Mode Use the manual mode to operate the unit outside the canal See page 33 for details Apical Line Use this line as an estimate of the root canal s working length It can be set anywhere between 2
29. RNING e No modification of this equipment ts allowed e This unit must not be connected to or used in combination with any other apparatus or system It must not be used as an integral component of any other apparatus or system J Morita Mfg Corp will not be responsible for accidents equipment damage bodily injury or any other trouble which results from ignoring this prohibition e Do not injure your fingers when inserting or removing files e Do not use damaged file holders an accurate measurement can not be made with a damaged file holder e When continuous tone is heard while the main power switch is on and without any operation some electrical part may be malfunction Do not use the unit and send the unit to J Morita office for repairing o This unit is for prescription use only e A rubber dam should be used when performing endodontic treatment e Caution US Federal law restricts this unit to sale by or on the order of a dentist in U S A e The DP ZX VL needs special precaution regarding EMC and needs to be installed and put into service according to the EMC information provided in the Accompanying Documents e Portable and mobile RF communications equipment can affect the DP ZX VL e The DP ZX VL should not be used adjacent to or stacked with other equipment and that if adjacent or stacked use is necessary the DP ZX VL should be observed to verify normal operation in the configuration in which it will be used o Do not us
30. able battery is charged Dimensions OTR Module when connected to ROOT ZX II Module 115 20 mm x 105 20 mm x 127 20 mm Weight OTR Module when connected to ROOT ZX II Module Approximately 710 g Free running speed of the micromotor Micro motor DP ZX VL contra angle 150 50 to 800 200 rpm Accuracy of the displayed values are 20 After a certain numbers of uses this accuracy may not be achieved The rotation speed will be slower than displayed values Rated Torque Micro motor DP ZX VL contra angle min 0 039 Nm 49 Operation 2014 07 22 Handpiece Micromotor Model Rated Motor Input Voltage Rated Current Power Consumption Dimension Weight Motor Coupling Identification Mode of Operation Field Repair DP ZX VL Contra Angle Model Free Running Maximum Operation Speed Minimum Fitting Length of Shank Maximum Overall Length of Rotary Instrument Type of Shank Type of Coupling Gear Ratio Chuck Type AC adapter Model Classification TR800 max DC 9 6 V max 0 2 A with rechargeable battery operation 1 92 VA with rechargeable battery operation max diameter 18 3 mm x length 165 20 mm Approximately 70 g Miniature Direct Current Motor DP ZX VL coupling It can be used with only DP ZX VL contra angle Intermittent It can not be repaired in the field Send to J Morita regional office or local dealer for repair DP ZX VL contra angle 800 rpm 12 0 mm
31. able to make accurate measurements or else it might malfunction e Do not run the motor with the guide bar inserted this could damage the instrument 5 Slide the new built in electrode onto the guide bar and line up the screw holes 6 Slowly turn the screw and make sure the built in electrode goes into the head properly 7 Tighten the screw up securely and then hold down the push button and pull out the guide bar 8 Contra angle must be lubricated with LS Oil Refer to Cleaning and Lubricating the Contra Angle on page 39 A WARNING e Make sure the screw is tight enough Otherwise it might come out and be swallowed Also measurements might not be accurate Contact is too high 43 Operation 2014 07 22 Replacing the Battery The battery will last for approximately 1 year under normal circumstances and use Replace it when it starts to lose power OTR Module relatively quickly after being fully charged Battery Cover A N OTE e Use only the battery that is specially designed for ROOT ZX IT OTR Module This battery can be ordered from your local dealer or from J Morita regional office 1 Turn power off 2 Slide the battery cover off the back of OTR Module in the direction indicated by the arrow in the illustration 3 Remove the battery and disconnect it A NOTE e Do not disconnect the battery while the power is ON 4 Connect the new battery and place it in OTR Module 5 Place the batte
32. after the unit is turned off Simply select M1 M2 or M3 to use those memory settings If the micromotor is connected M1 will be selected when the unit is turned on If the micromotor is not connected the memory selected when the unit is turned on will be canal measurement memory last used A WARNING o Check the settings displayed after selecting memories 23 Operation 2014 07 22 lt Normal Mode gt Motor Stopping Time for Apical Reverse 0 0 25 2 0 5 RR and 1 RR second The file rotation stops for the specified period before it reverses Canal Length Indicator Bar Meter Gauge The numerals 1 2 and 3 do not represent length in millimeters Torque Line 11 settings for auto torque reverse Torque reverse may also be turned off The motor automatically reverses if the torque exceeds the specified limit Refer to the ANOTE concerning the torque setting on the page 25 If all torque lines are lit up the reverse torque function is turned off ANOTE Ifall the torque lines are lit up the motor will not reverse itself no matter how much torque is applied In this case make sure that the file is not engaged itself in the canal or it may break Rotation Speed Speed can be set for 150 200 250 300 400 500 600 and 800 rpm Refer to Setting and Changing Memory on the page 25 A WARNING e Make sure the speed is not being displayed when measuring the length of the root canal KC
33. aint thinner benzine or similar solutions to clean OTR Module AC adapter and foot switch e Avoid spilling chemical solutions used for treatment on OTR Module These chemicals could damage deform or discolor the module Use extra caution to avoid spilling formalin cresol FC and sodium hypochlorite as they are quite strong Wipe up any chemical spills immediately Some chemicals may leave traces even if wiped up immediately c Cleaning and Lubricating the Contra Angle Lubricate the contra angle with LS Oil each time of autoclave sterilization A NOTE e When lubricating the contra angle with oil use only LS Oil 1 Put 10 drops of LS Oil on the gear 2 Place the contra angle in a paper cup with the connection end facing up and wait for 10 minutes A NOTE e Leave the contra angle in a paper cup for at least 10 minutes so that the oil ts thoroughly absorbed by the contra angle mechanism e Stand the contra angle up in the cup with the opening for the file facing down 39 Operation 2014 07 22 3 Put a drop of LS oil in each of the two points between the built in electrode and the head as indicated by the arrows in the illustration 4 Take the contra angle out of the paper cup and wipe off any excess oil which may have seeped out A NOTE e The micromotor could be damaged if the contra angle is attached without allowing the excess oil to drain out first Using LS Spray instead of LS Oil will promote even
34. and Apex The file automatically stops and reverses its rotation when the file tip reaches this line auto apical reverse function A continuous beep will also sound when the file reverses its rotation Auto Torque Slow Down When rpm is lit the file rotates at the set speed regardless of the load torque When rpm is not lit up the file slows down as the load on it increases 9 Memory M1 M2 and M3 Refer to the section Setting and Changing Memory for details These are not displayed when measuring root canal with the micromotor connected When the micromotor is disconnected M1 M2 and M3 will represent Canal Measurement Module memories not OTR Module memories Refer to the operation manual for Canal Measurement Module ANOTE Each memory will have its own unique settings SET Switch long enough it may not work even though a beep sounds Operation 2014 07 22 24 Torque Settings A NOTE o If the torque limit is too high the file could get jammed in the canal In this case set the micromotor for reverse rotation to free the file See page 33 Reverse Rotation e When the torque reverse function is turned off the file could be engaged in the root canal and lock up When this happens set the micromotor for reverse rotation to free the file See page 33 Revers
35. be turned or for a heavy load until the motor cools off The power will go off off Is motor hot automatically once the motor cools off Error Codes There may be something wrong with the instrument if any of the following error codes appear If any of these appear repeatedly contact your local dealer or J Morita regional office for repairs Cause Error Code 47 Operation 2014 07 22 9 Replacement Parts List Built in Electrode Battery Handpiece Cord s owm O o ponn Operation 2014 07 22 48 10 Technical Description Main unit and accessories Model DP ZX VL Type TR EX Classification Safety according to IEC 60601 1 IEC 60601 1 2 ANSI AAMI ES60601 1 CAN CSA C22 2 No 601 1 M90 European Directive 93 42 EEC Ila and Canada Medical devices Class II Degree of Protection against Electric Shock Type BF applied part Degree of Protection IEC 60529 IPX O Mode of Operation Continuous Intended use It can be used to prepare root canals while monitoring the position of the file tip inside the root canal It can be used to measure the length of the root canal and it can be used as low speed motorized handpiece Main unit Rated Voltage DC 9 6 V with rechargeable battery operation Rated Current max 0 2 A with rechargeable battery operation Power Consumption 1 92 VA with rechargeable battery operation Rate Input Power max DC 17 V 1 6 A when AC adapter is connected and the recharge
36. d ISO Standard Diameter 2 334 to 2 350 mm see page 15 35 o Always hold the connector to connect or disconnect cords see page 15 16 e Do not exert any load on the file while the motor is running about 15 seconds see page 16 e To perform calibration attach an ordinary file see page 16 e Stop using the instrument and have it repaired if the display does not appear properly or if the instrument suddenly turns off except in the case where it automatically turns itself off after 10 minutes of not being used see page 18 e It is best to disconnect the handpiece when measuring the root canal see page 20 e Remove the file from the contra angle when taking a measurement see page 20 e When the auto torque reverse seems to be triggered too frequently or it is triggered immediately after starting the normal rotation increase the torque setting by one line see page 21 23 25 e Make sure to remove a file from the contra angle after completing the Preparing see page 21 e Charge the battery as soon as the indicator gets down to the last two bars see page 22 24 e Never use the unit when the battery power display is flashing The motor will not operate when this display is flashing see page 22 24 e Press the switches firmly If a switch is not held down long enough it may not work even though a beep sounds see page 22 24 e Each memory will have its own unique settings see page 22 24 e If the torque setting i
37. devices such as fluorescent lights and the Film viewer which use an inverter can cause ROOT ZX II to operate erratically Do not use ROOT ZX II near devices such as these Electromagnetic wave interference could cause this unit to operate in an abnormal random and possibly dangerous manner Cellular phone transceivers remote controls and all other devices which transmit electromagnetic waves located inside the building should be turned off Operation 2014 07 22 4 A NOTE e If the catch on the bottom is not back in its original place after attaching push it in the direction shown by the arrow in the illustration see page 11 e After installation give OTR Module a light tug to confirm it is securely attached see page 11 e The battery is not charged when the unit is shipped from the factory and must be charged before using the unit see page 12 e If the plug for the AC adapter does not fit the electrical power receptacle it is the user s responsibility to find a suitable plug adapter see page 12 e Use only the AC adapter made for ROOT ZX II see page 12 36 e If F02 appears in the display noise has been detected Turn the unit off and then back on again If F02 still appears stop using the unit and contact your local dealer or J Morita regional office see page 12 37 e Do not pull or yank the cord when disconnecting the AC adapter see page 12 37 e Handle OTR Module carefully do not drop bump or expose
38. e Rotation e When the auto torque reverse seems to be triggered too frequently or it is triggered immediately after starting the normal rotation increase the torque setting by one line If the setting for the Torque Slow Down is too low the motor may stop lock without going into reverse Settings and Changing Memor Use the MODE switch to select M1 M2 or M3 Use the SELECT switch to select rotation speed Torque Line or Apical Line Use the SET switch to set the memory contents Select the memory Select the function Set the memory content Press when blinking Press Press The display will briefly Press flash on and off Torque Line selected Flashes Root canal preparation memory 1 Mode 1 Set Torque Line TORQUE Apical Line selected 2 Apical Line Flashes M2 Root canal preparation The apical line can be memory 2 Mode 2 1 set between 2 and APEX Speed can be set for M3 Root canal preparation Rotation Speed 150 200 250 300 memory 3 Mode 3 n 400 500 600 and 800 Flashes rpm No Root canal For how to make settings for root canal measurement refer to the display measurement mode separate user s manual for the root canal measurement module All memory settings will be retained even after the unit is turned off Simply select M1 M2 or M3 to use those memory settings If the micromotor is connected M1 will be selected when the unit is turned on If the micro
39. e page 35 Also the Ni Ti files noted below cannot be used see page 35 Those with a file diameter of more than 1 2 mm Those with chuck shanks that are nor perfectly round Gates Glidden Drills e Those that have cutting sections with large diameters such as largo burrs After use do not fail to take the file out see page 35 When disconnecting and connecting the handpiece cord contrary electrode and foot switch never pull or push on the cords themselves always grip the connectors see page 36 Do not wrap the handpiece cord around the body of the main unit see page 36 Inserting and removing files without holding down the file release button will damage the internal contra angle mechanism see page 36 Do not use the unit if the battery indicator is blinking The motor handpiece will not work if this indicator is blinking see page 36 If Lo b appears in the speed timer display the battery is extremely low Stop using the instrument and charge the battery see page 36 If the plug for the AC adapter does not fit the socket it is the user s responsibility to find a suitable plug adapter see page 36 Do not sterilize in any way other than autoclave see page 38 Thoroughly clean and wash the components before autoclaving If chemical solutions or foreign debris are not removed autoclaving could damage or deform the components see page 38 Autoclave and dryer temperatures must not exceed 135 C 275 F
40. e properly connected to its jack on the side of OTR Module and that the contrary electrode can be properly connected 5 Check that the connection end of the micromotor is clean and not damaged and that it can be properly connected to the handpiece cord 6 Check that the connection end of the contra angle is clean and not damaged and that it can be properly connected to the micromotor Also check that the push button works and a file can be properly installed 45 Operation 2014 07 22 8 Troubleshooting If the instrument does not seem to be working properly the user should first try to inspect and adjust it himself If the user is unable to inspect the instrument himself or if the instrument fails to work properly after being adjusted or after parts are replaced contact your local dealer or J Morita regional office Check Points No power Check battery installation Install battery properly Check battery power Charge battery Cannot make a Check handpiece cord connection Plug handpiece cord securely measurement Does the file or reamer have an Use a file or reamer that does not have insulation insulated shack on its shank Check handpiece cord for broken Touch the contrary electrode with file if the wire meter does not react there may be a broken wire in the handpiece cord Meter is not stable Does the built in electrode need e Clean and lubricate contra angle during use replacement Has it been replaced e Take
41. e the unit when the AC adapter is connected see page 12 37 e Never operate the unit with an external power supply see page 12 37 o If an electrical storm occurs while the battery is being charged do not touch the AC adapter or the charger s power supply cord as there would be a risk of receiving an electric shock see page 12 37 e The AC adapter must be located outside the patient environment 2 0m 6ft around the patient location when the AC adapter is connected see page 12 37 e Plastic sleeves must be replaced after each patient see page 14 e Never use stretched deformed or damaged files see page 15 o Give the file a light tug to confirm it ts securely held in place If the file is not securely placed it could come out and injure the patient see page 15 e Make sure the screw is properly tightened up It could come out and be swallowed if it is loose also canal measurements may not be accurate see page 15 e Check the ROOT ZX IIs operation before each patient If the indicators in the display do not all appear normally the instrument may not be able to make an accurate measurement In this case stop using the instrument and have it repaired see page 17 e If there is a lightening storm while the battery is being charged do not touch the main unit the AC adapter or the main power cord you could get a shock see page 18 o Make sure that the contrary electrode file holder handpiece file electrode etc
42. ean Directive 93 42 EEC REP MEDICAL TECHNOLOGY PROMEDT CONSULTING GmbH Altenhofstra e 80 66386 St Ingbert Germany The authority granted to the authorized representative MEDICAL TECHNOLOGY PROMEDT Consulting GmbH by J Morita Mfg Corp is solely limited to the work of the authorized representative with the requirements of the European Directive 93 42 EEC for product registration and incident report PUB M8126 EA Printed in Japan
43. econnecting It e Even if the motor has cooled down enough to operate it could still be rather hot and excessive loads Should not be applied to it While an overheated motor is cooling down the power cannot be turned off O H appears in the display and the unit will not be turned off even with pressing the power switch The unit will automatically turn off after the motor has cooled down Simply press the power switch to turn it back on Operation 2014 07 22 30 A WARNING e Electric notse or a malfunction could make it impossible to control the motor properly Do not depend entirely on the unit controlling itself always watch the display listen to the sound and be aware of tactile feedback o Accurate measurement is not always possible depending on the root canal condition Make sure to take an X ray to check the results Also nickel titanium files can sometimes wear out rather quickly depending on the shape and the degree of curvature of the root canal Stop using the unit immediately if it does not seem to be working properly e If the display does not change when the file is advanced down the canal stop using the instrument immediately There are times such as faulty connections etc when an accurate measurement cannot be made e Nickel Titanium files are more easily broken by the amount of torque applied to them than stainless steel files Do not try to force the file down the root canal Also do not use these files for t
44. ee page 44 Do not use a battery if it is leaky deformed discolored or if its label is peeled off It might overheat see page 44 Dispose of old battery in an environmentally safe way and in strict accordance with local regulations see page 44 Operation 2014 07 22 8 1 Parts Identification OTR Module is used as a low voltage motor and as a base unit for other electronic dental devices OTR Module Canal Measurement Module Sold separately AC Adapter Liquid Crystal Display C DIJO Handpiece Cord I Cord Clips aL Contra Angle CoC lt 5 Contrary Electrode Foot Switch Canal Measurement Module accessory Connect OTR Module to Canal Measurement Module OTR Module cannot be used as an independent unit 9 Operation 2014 07 22 Components OTR Module 1 Battery 1 AC Adapter 1 Pre installed in OTR Module Handpiece Cord 1 Contra Angle 1 Built in Electrode 1 Pre installed in Contra Angle C Re Micromotor 1 Handpiece Rest 1 Guide Bar 1 tay Plastic Sleeve 20 LS Oil 1 Foot Switch 1 o Cap with External File Electrode Sold Separately Operation 2014 07 22 10 2 Assembling the Unit OTR Module will not operate unless connected to Canal Measurement Module Attaching OTR Module to Canal Measurement Module 1 Hold the cover and slide the stopper on the bottom towards Canal Measurement Module the liquid cr
45. ernal file electrode sold separately 1 Loosen the screw and take off the built in electrode 2 Hold the push button and slide the guide bar straight in as shown in the illustration Then rotate it left and right A NOTE e Always use the guide bur and make sure it will not come out If the guide bar is not properly fix in place the internal contact could be bent and then the instrument might not be able to make accurate measurements or else it might malfunction o Do not run the motor with the guide bar inserted this could damage the instrument 3 Slide the cap with the electrode onto the guide bar and line up the screw holes 4 Slowly turn the screw and make sure the cap goes into the head properly 5 Tighten the screw up securely and then hold down the push button and pull out the guide bar A WARNING e Make sure the screw is tight enough Otherwise it might come out and be swallowed Also measurements might not be accurate 34 6 Hold the push button down and turn the file back and forth until is lines up with the notch and goes all the way in Release the button to secure it A WARNING e Make sure the file goes all the way in Give it a light tugto make sure it ts held securely e Never use stretched or otherwise damaged files A NOTE e Never put file in or take them out without pressing the button down This could damage the chuck Always hold the button down to put a file in or take it o
46. g an electric shock e The AC adapter must be located outside the patient environment 2 0m 6ft around the patient location when the AC adapter is connected A NOTE e Do not pull or yank the cord when disconnecting the AC adapter For Optimum Battery Performance 1 The battery may lose its ability to hold a charge for the normal length of time if it has not been used for a long time or if it is recharged before each use This is due to its deactivation dull charging response or to what is called the memory effect Its normal working condition can be restored in the following way a Use the manual mode to run the motor until Lo b low battery appears in the display and the motor stops running so that the battery is completely discharged b Connect the AC adapter and recharge the battery in the normal way c Repeat this process steps a and b above two or three times 2 It s possible that a newly purchased battery will require the charging procedure described above before it will hold a charge for a normal length of time 3 Ambient room temperature for charging is from 10 to 40 C 50 to 104 F Sometimes the battery may recharge more quickly than usual If the time it takes for recharging the battery seems too short recharge it a second time just in case If the battery has not been used for a week or more it will have lost its charge and need to be recharged Replace the battery if it seems to be running
47. he motor stops press the POWER switch to turn the unit off Operation 2014 07 22 16 Checking the Function 1 Press the POWER switch to turn the unit on Display used for root canal preparation will appear The unit will automatically turn off after 10 minutes of ROOT ZX II Wait at least 3 seconds after the power goes off before turning it back on again DJ MORITA MFG CORP Do not turn the power on while stepping on the foot switch Tf there is a sequence of single and double beeps right after POWER Switch you turn the unit on the built in electrode needs to be replaced When connecting the motor handpiece to the handpiece cord and using the module in conjunction with the root canal measurement function clean the rotor axle and replace the electrode before making any measurements see page 43 After replacing the built in electrode press the SET switch while the alarm is beeping Then the beeper alarm will be OFF until next estimated replacement timing 2 Check that the handpiece cord is properly plugged into the jack 3 Check that the contra angle is securely attached to the micromotor 4 Check that the file 1s properly installed Give it a light tug to confirm 5 Check that the contrary electrode is attached to the connector of the handpiece cord 6 Contact the file with contrary electrode and check that all the root canal length indicator bars on the display are lit the word APEX
48. he root canals that have a relatively sharp curve near the apical foramen e Nickel Titanium files will eventually break due to metal fatigue and should be replaced before they reach this point e Always examine files for separation and other deformities or File Release Button damage before using them Any type of deformity could result in the file breaking o If the file touches the oral mucosa or a tooth it will automatically start to rotate and could injure the patient e Do not touch the oral mucosa with the metal part at the end of the contra angle The motor handpiece could start up and injure the patient or the instrument might not make accurate measurements e If the contra angle s file release button is pressed against the teeth opposite the one being treated the file could come out and injure the patient e Never press the file release button while the micromotor is running This could cause the button to heat up and burn the patient or cause the file to come out and injure the patient Metal Part e Some files cannot use the built in electrode to make measurement always check for conductivity before using a file If there is no conductivity replace the cap with the one with an external file electrode e Do not use reciprocal files ones made to rotate back and forth These could perforate the apical foramen when they reverse rotation A NOTE o Root canal preparation cannot be performed entirely with this unit u
49. he setting for the forth continuously OTR mode Does it do this even after calibration Increase the torque setting by 1 See page 16 for how to calibrate the instrument Micromotor will not go See if it is set for apical stop instead Set the unit for apical reverse REVERSE in reverse rotation of apical reverse Check for combination of high e Turn off Auto Torque Slow Down torque reverse setting and slow motor e Change torque reverse setting speed due to auto torque slow down mode Setting is OK but micromotor will not Defective PC Board go in reverse Operation 2014 07 22 46 Check Point Micromotor changes Is the unit set for Slow Down Change the Slow Down setting to Normal speed on its own Set for Auto Torque Slow Down Turn off Auto Torque Slow Down Set for 800 rpm When set for 800 rpm reverse speed is 600 rpm Micromotor does not Micromotor does not stop even if file In manual mode the file rotation does not stop stop is out of a root canal even when the file is out of the root canal Set for reverse rotation Press Set switch Micromotor keeps running even The micromotor will operate in reverse if the when it s not in manual mode contrary electrode and file touch each other Is foot switch depressed Release foot switch File still keeps rotating Defective PC Board OH is displayed and Has motor been used fora longtime Ifthe motor overheats the power will not go off power cannot
50. hen after a few seconds it will stop flashing and stay on to show that the battery is being charged It takes about 60 minutes to fully charge the battery ANOTE e If F02 appears in the display noise has been detected Turn the unit off and then back on again If F02 still appears stop using the unit and contact your local dealer CHARGE or J Morita regional office Yl 7 3 Amber Charge LED goes out when the battery is fully charged ZS 4 Disconnect the AC adapter from OTR Module and unplug it A WARNING e Never operate the unit with an external power supply Amber Charge LED On e If an electrical storm occurs while the battery is being charged do not touch the AC adapter or the charger s power supply cord as there would be a risk of receiving an electric shock e The AC adapter must be located outside the patient environment 2 0m 6ft around the patient location when the AC adapter is connected A NOTE e Do not pull or yank the cord when disconnecting the AC adapter Operation 2014 07 22 12 3 Before Using the Unit Handpiece Cord 1 Line up the arrow on the handpiece cord s plug with the little triangle above its jack and plug it all the way in until the arrow disappears inside the jack A NOTE e Handle OTR Module carefully do not drop bump or expose the unit to other kinds of impacts or shocks Rough handling could cause damage Handpiece Cord Plug o Make sure the plug is all the wa
51. if the patient has an allergy to metals Ask the patient about this before using the contrary electrode o Take care that medicinal solutions such as formalin cresol FC or sodium hypochlorite do not get on the contrary electrode or the file holder These could cause an adverse reaction such as inflammation 2 Press the MODE switch and select M1 M2 or M3 See page 23 and 25 for how to set the memory contents During actual root canal preparation none of the switches will work except the power switch Before using the micromotor use a small file such as 10 or 15 to penetrate the root canal manually down to the apex and then return to the apical constriction 29 Operation 2014 07 22 3 The file will automatically start to rotate when it is inserted into the root canal Auto Start If the root canal is extremely dry the auto start function may not operate A NOTE e If the auto start function does not work because the root canal is too dry infected canal etc moisten the canal with a liquid such as hydrogen peroxide sodium hypochlorite or saline Do not let the liquid overflow the canal opening e Applying excessive force could cause the file to cut into the root canal wall and lock up 4 If the unit is set for auto apical reverse the file will stop and reverse its rotation when the file tip reaches the point specified by the reverse position setting Auto Apical Reverse Or if it is set for apical st
52. ighten the screw up securely and then hold down the push button and pull out the guide bar Contra angle must be lubricated with LS Oil Refer to Cleaning and Lubricating the Contra Angle on page 39 A WARNING e Make sure the screw is tight enough Otherwise it might come out and be swallowed Also measurements might not be accurate 42 Replacement Parts Replace the parts as necessary depending on degree of wear and length of use Order replacement parts from your local dealer or J Morita regional office Replace the built in electrode A NOTE e If the bars flicker during use or if all the bars in the meter do not light up when the file touches the contrary electrode and cleaning the rotor axle and built in electrode does not solve this problem then the built in electrode is worn out and must be replaced with a new one according to the following procedure lt a 1 Take out the screw and then take out the built in electrode 2 Put a little Ethanol for Disinfection Ethanol 70 to 80 vol on a brush and clean the rotor axle with it 3 Blow air on the electrode to remove any remaining moisture 4 Hold the push button and slide the guide bar straight in as shown in the illustration Then rotate it left and right ANOTE e Always use the guide bur and make sure it will not come out If the guide bar is not properly fix in place the internal contact could be bent and then the instrument might not be
53. ile torque is less than the set value the file will keep rotating in the forward direction When the file torque is more than the set value the file will automatically start rotating 90 in reverse and 180 forward repeatedly Furthermore the OTR mode can set various motor controls as described below File Rotation Speed There are 3 speed settings 100 300 and 500 rpm Auto Start and Stop The file automatically starts rotating when inserted inside the canal when meter reading is at least 2 lines and stops when it is withdrawn Auto Apical Reverse and Auto Apical Stop You may also turn off this function The motor will stop Auto Apical Stop or reverse Auto Apical Reverse itself when the file tip reaches the point specified by the meter reading bar selected to indicate the working length You may select either Stop or Reverse Torque Setting The torque for the OTR function can be set at 4 different levels These torque values vary somewhat depending on the condition of the micromotor and the gears ste Teoh ee oer 1 20 0 2 2 40 0 4 3 60 0 6 4 100 1 0 Adjustable sound volume Volume of audible signal can be adjusted The unit will automatically go into the root canal measurement mode if it detects any abnormality such as the one caused by electrical noise However it will return to the normal mode when the file is taken out of the root canal The motor handpiece can also be operated w
54. ing the foot switch The motor will rotate even if a measurement is not being made Make sure of the position of the file tip before using the foot switch ANOTE e Be careful using the foot switch because the motor will run when you step on it even if the unit is not measuring the root canal This could injure the patient s oral mucosa e Also be careful using the foot switch if the measurement display does not appear such as when measuring an extremely dry canal because the motor will run even if a measurement is not being made Operation 2014 07 22 32 Manual Mode Using the Operation Switches Forward Rotation With the file outside the canal and the motor stopped hold down the Set switch and then press the MODE switch Do not reverse the switch order this would go into the Memory NORMAL function The file will rotate forwards at the specified speed Te The canal length meter in the display will disappear and AUTO will change to MANUAL However the auto torque reverse will still work mal To turn off the manual forward rotation mode press the Set ILS yr switch or step on the foot switch and release it M1 If you put the file in a canal and make a measurement manual mode will be canceled and the unit will return to normal operation ANOTE e Be careful if the measurement display does not appear such as when measuring an extremely dry canal because the motor could start up even if a measurement ts no
55. ith the foot switch Operation 2014 07 22 18 lt Normal Mode gt If the file torque is less than the set value the file will keep rotating in the forward direction When the file torque is more than the set value the file will automatically start rotating in reverse direction Furthermore the Normal mode can set various motor controls as described below File Rotation Speed 8 speeds setting from 150 rpm to 800 rpm can be selected Auto Start and Stop The file automatically starts rotating when inserted inside the canal when meter reading is at least 2 lines and stops when it is withdrawn Auto Apical Reverse and Auto Apical Stop You may also turn off this function The motor will stop Auto Apical Stop or reverse Auto Apical Reverse itself when the file tip reaches the point specified by the meter reading bar selected to indicate the working length You may select either Stop or Reverse Setting Stopping Time before the File Reverses When Auto Apical Reverse function is triggered the interval between the file stopping the rotation and reversing can be set Torque Setting for Auto Torque Reverse There are 11 settings available for the value of the torque that will trigger the Auto Torque Reverse function The Auto Torque Reverse function can also be turned off Please refer the chart on the right These torque values vary somewhat depending on the condition of the micromotor and the gears Torque Line Torque
56. ity test ecu ee Compan Electromagnetic environment guidance level level Portable and mobile RF communications equipment should be used no closer to any part of the DP ZX VL including cables than the recommended separation distance calculated from the equation applicable to the frequency of the transmitter Recommended separation distance Conducted RF 3 Vrms IEC 61000 4 6 150 kHz to 80 MHz Jir Radiated RF 3 V m d 0 95 P 80 MHz to 800MHz IEC 61000 4 3 80 MHz to d 1 894 P 800MHz to 2 5 GHz 2 5 GHz Where P is the maximum output power rating of the transmitter in watts W according to the transmitter manufacturer and d is the recommended separation distance in meters m Field strengths from fixed RF transmitters as determined by an electromagnetic site survey should be less than the compliance level in each frequency range Interference may occur in the vicinity of equipment marked with the following symbol Co NOTE 1 At 80 MHz and 800 MHz the higher frequency range applies NOTE 2 These guidelines may not apply in all situations Electromagnetic propagation is affected be absorption and reflection from structures objects and people Field strengths from fixed transmitters such as base stations for radio cellular cordless telephones and land mobile radios amateur radio AM and FM radio broadcast and TV broadcast cannot be predicated theoretically with accuracy To assess the electromagnetic environment d
57. lative humidity 30 to 80 RH without condensation Atmospheric pressure range 800 to 1 060 hPa Transport and Storage Conditions Ambient temperature range 10 to 70 C 14 to 158 F 10 to 45 C 14 to 113 F for battery Relative humidity 8 to 80 RH Atmospheric pressure range 700 to 1 060 hPa Disposal The rechargeable battery should be recycled Metal parts of the equipment are disposed as scrap metal Synthetic materials electrical components and printed circuit boards are disposed as electrical scrap Material must be disposed according to the relevant national legal regulations Consult specialized disposal companies for this purpose Please inquire of the local city community administrations concerning local disposal companies Service ROOT ZX II may be repaired and serviced by e the technicians of J Morita s subsidiaries all over the world e technicians employed by authorized J Morita dealers and specially trained by J Morita e independent technicians specially trained and authorized by J Morita Operation 2014 07 22 54 Appendix Electromagnetic declaration Guidance and manufacturer s declaration electromagnetic emissions The DP ZX VL is intended for use in the electromagnetic environment specified below The customer or the user of the DP ZX VL should assure that it is used in such an environment Emissions test Compliance Electromagnetic environment guidance E The DP ZX VL uses RF energy only for
58. motor is not connected the memory selected when the unit is turned on will be canal measurement memory last used A WARNING e Check the settings displayed after selecting memories 25 Operation 2014 07 22 Setting Memories for Other Functions lt OTR Mode gt To change the settings other than Torque Line Apical Line or Rotation Speed take the following steps 1 Turn the power off 2 Press the SELECT switch and turn the power back on without releasing the SELECT switch Press the MODE switch to select M1 M2 or M3 Press the SELECT switch 3 times to pass the Torque Line Apical Line and Speed settings Use the SELECT switch to select the item and then use the SET switches to enter the settings into the memory Mm A U Select the item Set the memory content Display will briefly flash on and off Press when blinking Sound volume selected a Fumsoindor y OFF l mg Flashes im Set sound volume low ot d Set sound volume high Rotation control when file tip reaches Apical Line Only if link to the auto apical reverse and auto apical stop function is turned on STOP REVERSE J set for Reverse Mode Selection a Yaa Yam 7 te nAi l L Normal Mode OTR Mode Auto Apical Reverse or Auto Apical Stop On or Off oo E Flashes f f OFF To Torque Line Selection Operation 2014 07 22 26 lt Normal Mode gt To change the settings other than Torque Li
59. ne Apical Line or Rotation Speed take the following steps 1 Turn the power off Press the SELECT switch and turn the power back on without releasing the SELECT switch Press the MODE switch to select M1 M2 or M3 Press the SELECT switch 3 times to pass the Torque Line Apical Line and Speed settings Use the SELECT switch to select the item and then use the SET switches to enter the settings into the memory Select the item Set the memory content Display will briefly flash on and off Press when blinking Press Mm B WN Sound volume selected K ai A Turn sound off Set sound volume low q Flashes d Set sound volume high y Rotation control when file tip reaches Apical Line Only if link to the auto apical reverse and auto apical stop function is turned on STOP REVERSE Set for Reverse i gt Flashes Rotation control as file tip approaches apical foramen Only if link to the auto apical reverse and auto apical stop function is turned on NORMAL SLOW DOWN Set for Slow Down an Flashes N 0 sec Apical reverse stop time i Only if link to the auto apical reverse and auto apical stop function is turned on N Os 0 25 sec SR OES 0 5 sec f Flashes N 08 I sec J Auto Torque Slow Down isi Appears in the speed display The speed rpm is not 7 x displayed if the unit is set m f i f for auto torque slow down
60. ngle page 39 and lubricate it with LS Oil 3 Wipe off any excess oil with a piece of gauze or other suitable cloth put the angle in a sterilization pouch and autoclave it ANOTE e Never clean the contra angle or the micromotor with chemicals such as formalin cresol FC and sodium hypochlorite these will damage the plastic parts of the components Immediately wipe away any chemicals that are accidentally spilled on these components e Do not use any type of oil other than LS Oil This could damage the instrument e Never use any type of alcohol other than Ethanol for Disinfection Ethanol 70 to 80 vol Operation 2014 07 22 38 b Non Autoclavable Components Micromotor and Handpiece Cord Wipe these components with a piece of gauze dampened with Ethanol for Disinfection Ethanol 70 to 80 vol A NOTE e Never wipe the motor handpiece or that cord with any type of alcohol other than Ethanol for Disinfection Ethanol 70 to 80 vol Do not use excessive amounts of ethanol or soak the components in It OTR Module AC Adapter and Foot Switch To clean the surfaces of OTR Module AC adapter and foot switch use a soft cloth to apply a little neutral detergent and then rinse it with a cloth moistened with water A NOTE e Do not use excessive amounts of detergent or water and do not soak the components e Never use any type of alcohol except Ethanol for Disinfection Ethanol 70 to 80 vol Do not use p
61. op the file will stop when the file tip reaches the point specified by reverse position setting A single sustained beep will sound when this happens 5 If more than the specified amount of the torque is applied to the file the file will automatically reverse its rotation Auto Torque Reverse A three toned alarm will sound when this happens 6 The file will stop to rotate when it is removed from the root canal Auto Stop Gradually increase the size of the file until the root canal preparation is completed 7 Ifmnecessary prepare the apical seat This works only when the link to the canal measurement function is turned on Motor Overheating To protect the unit from serious internal damage the motor handpiece stops running if the motor gets too hot In this case the entire display flashes on and off and none of the controls will work the motor handpiece will start working again once it cools off A WARNING e If the motor overheats immediately remove the handpiece from patient s mouth and wait until it cools down to resume treatment Do not leave it inside the patient s mouth this could result in an injury because it might start running unexpectedly when it cools down A NOTE e The motor may overheat if an excessive load ts applied e If the motor gets hot do not disconnect the motor from its handpiece cord If a hot motor has been disconnected from its handpiece cord wait for at least 10 minutes before r
62. or does not accept collect shipments In the case of damage caused by wear and tear careless handling and repairs not carried out by an authorized service facility the warranty ceases to be valid This guarantee may not form the basis for any claims for damages in particular not for compensation of consequential damages The buyer assumes responsibility for damage due to dropping of the unit improper use and utilization of product and chemicals other than those stated in this instruction manual for cleaning It is the customer s responsibility to maintain the exact rated voltage indicated at the bottom of the unit and the office maintains electrical outlets for proper performance of the unit This warranty does not include the external accessories file electrode batteries or transportation costs ATTENTION x x 1 J Morita Mfg Corp will not be responsible for accidents equipment damage or bodily injury resulting from repairs made by personnel not authorized by J Morita Mfg Corp J Morita Mfg Corp will not be responsible for accidents equipment damage or bodily injury resulting from any changes modifications or alterations of its products J Morita Mfg Corp will not be responsible for accidents equipment damage or bodily injury resulting from the use of products or equipment made by other manufacturers except for those procured by J Morita Mfg Corp J Morita Mfg Corp will not be responsible for acciden
63. out the built in electrode and clean it and recently the rotor axle with a brush e Replace the built in electrode Check if sound is turned off Turn the sound on Cannot switch Is a measurement being performed Switches do not work during measurement memories Cannot select a Is the motor running Memory items cannot be selected or changed if memory item the motor is running Cannot change a Is there a beep when the switch is Switch may be defective memory value pressed Display does not Is there a sound when the unit is Charge battery if there is no sound Broken 8 ry appear turned on and off display if there is a sound Micromotor does not Does the preparation display appear Check the handpiece cord connections run Step on the foot switch again Is the foot switch depressed The motor runs when the foot switch is depressed and stops when it is released Try manual mode If the micromotor operates in manual mode the problem is with the unit s root canal measurement ability Display is OK but micromotor will not operate Micromotor does not operate in Micromotor is overheated manual mode and the overheat indicator O H appears in the display Is the battery power display down to a single bar Charge the battery It is nearly dead Lo b appears in the speed display None of the above Micromotor or its cord may be defective Motor runs back and Is it set for OTR mode Torque load is greater than t
64. piece file electrode etc do not come into contact with an electric power source such as an electrical socket This could result in a severe electrical shock see page 29 e If the motor overheats immediately remove the handpiece from patient s mouth and wait until it cools down to resume treatment Do not leave it inside the patient s mouth this could result in an injury because it might start running unexpectedly when it cools down see page 30 e Electric noise or a malfunction could make it impossible to control the motor properly Do not depend entirely on the unit controlling itself always watch the display listen to the sound and be aware of tactile feedback see page 31 e Accurate measurement is not always possible depending on the root canal condition Make sure to take an X ray to check the results Also nickel titanium files can sometimes wear out rather quickly depending on the shape and the degree of curvature of the root canal Stop using the unit immediately if it does not seem to be working properly see page 31 e If the display does not change when the file is advanced down the canal stop using the instrument immediately There are times such as faulty connections etc when an accurate measurement cannot be made see page 31 e Nickel Titanium files are more easily broken by the amount of torque applied to them than stainless steel files Do not try to force the file down the root canal Also do not use these files fo
65. r rating of the transmitter in watts W according to the transmitter manufacturer NOTE 1 At 80 MHz and 800 MHz the separation distance for the higher frequency range applies NOTE 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and people Essential Performance Noise does not substantially change measurement Noise will not change operation mode Noise will not permanently alter display values Noise will not cause the instrument to operate in any way other than intended Accessories A WARNING e Use of the parts other than those accompanied or specified by J Morita Mfg Corp may result in increased EMC emissions or decreased EMC immunity of the DP ZX VL Operation 2014 07 22 58 11 Warranty 1 Year Limited Warranty l The manufacturer gives a worldwide guarantee for one year beginning from the date of purchase Within this period any defect that is due to faulty manufacturer or material will be remedied by repair or replacement at the judgment of the manufacturing or its distributor Warranty repair and service In the event of a claim under this guarantee the device is to be sent to the service facility of the distributor postage and shipping paid including a short description of the problem and a copy of the sales receipt from the dealer as proof of purchase and title to warranty Always ship prepaid Distribut
66. r the root canals that have a relatively sharp curve near the apical foramen see page 31 e Nickel Titanium files will eventually break due to metal fatigue and should be replaced before they reach this point see page 31 e Always examine files for separation and other deformities or damage before using them Any type of deformity could result in the file breaking see page 31 e If the file touches the oral mucosa or a tooth it will automatically start to rotate and could injure the patient see page 31 e Do not touch the oral mucosa with the metal part at the end of the contra angle The motor handpiece could start up and injure the patient or the instrument might not make accurate measurements see page 31 e If the contra angle s file release button is pressed against the teeth opposite the one being treated the file could come out and injure the patient see page 31 e Never press the file release button while the micromotor ts running This could cause the button to heat up and burn the patient or cause the file to come out and injure the patient see page 31 e Some files cannot use the built in electrode to make measurement always check for conductivity before using a file If there is no conductivity replace the cap with the one with an external file electrode see page 31 e Do not use reciprocal files ones made to rotate back and forth These could perforate the apical foramen when they reverse rotation see page 31
67. ry cover back on OTR Module A NOTE Be careful not to pinch the battery cord when replacing the cover e Always use the specified battery Other batteries might overheat o Do not use a battery if it is leaky deformed discolored or if its label ts peeled off It might overheat Dispose of old battery in an environmentally safe way and in strict accordance with local regulations Storage Store the unit where it will not be exposed to X rays or direct sunlight and where the ambient temperature range is between 10 and 70 C 14 and 158 F 10 to 45 C 14 to 113 F for battery humidity between 8 and 80 RH without condensation and atmospheric pressure between 700 and 1 060 hPa Tf the unit has not been used for a long time make sure it works properly before using Always remove the battery prior to storing or shipping the unit Operation 2014 07 22 44 7 Maintenance and Inspection The user hospital medical institute or clinic is responsible for inspection and maintenance of the units Regular Inspection This instrument should be inspected every 6 months in accordance with the following maintenance and inspection items Maintenance and Inspection Items 1 Check that the battery does not seem to be losing its charge too quickly 2 Check that the MODE switch changes the memory from M1 to M2 to M3 etc 3 Check that the Select and Set switches work properly 4 Check that the handpiece cord can b
68. s too high the file could jam inside the canal see page 23 e The torque settings must be changed depending on the root canal condition see page 23 5 Operation 2014 07 22 A NOTE If all the torque lines are lit up the motor will not reverse itself no matter how much torque ts applied In this case make sure that the file is not engaged itself in the canal or it may break see page 24 If the torque limit is too high the file could get jammed in the canal In this case set the micromotor for reverse rotation to free the file see page 25 When the torque reverse function is turned off the file could be engaged in the root canal and lock up When this happens set the micromotor for reverse rotation to free the file see page 25 If the setting for the Torque Slow Down ts too low the motor may stop lock without going into reverse see page 25 Occasionally the root canal length indicator bar will make a sudden and large movement as soon as the file is inserted into the root canal but it will return to normal as the file is advanced down towards the apex see page 28 The contrary electrode could cause an adverse reaction if the patient has an allergy to metals Ask the patient about this before using the contrary electrode see page 29 Take care that medicinal solutions such as formalin cresol FC or sodium hypochlorite do not get on the contrary electrode or the file holder These could cause an adverse reaction such as
69. se this unit in conjunction with standard manual techniques for root canal preparation Stop using the unit immediately if tactile sensation indicates an unusual or abnormal condition inside the root canal e Files break more easily at high speeds always check the rotation speed setting before using the unit e Use only Ni Ti and stainless steel files e Always remove the file after use For difficulty to reach areas such as maxillary molars it may be easier to insert the file into the root canal before activating the micromotor power remove the contrary electrode from the patient s mouth and then insert the file Then hook the contrary electrode back in the corner of the patient s mouth to start the file rotating Electrical noise will cause the motor to stop and automatically put ROOT ZX II into the root canal measurement mode which is the safest mode However it will return to normal operation when the file is taken out of the root canal 31 Operation 2014 07 22 A NOTE o Nickel Titanium files are more easily broken by the amount of torque applied to them than stainless steel files Keep the following points in mind to minimize the possibility of file breakage Before using micromotor use a small hand file such as 10 or 15 to penetrate the root canal manually down to apex and then return to the apical constriction Never use excessive force to insert the file All foreign matter such as bits of cotton should be removed
70. securely attached 3 Put a plastic sleeve on the micromotor portion A WARNING e Plastic sleeves must be replaced after each patient Operation 2014 07 22 14 Assembling File Use only nickel titanium files for root canal preparation A WARNING e Never use stretched deformed or damaged files 1 Hold down the file release button on the contra angle and insert the file Turn the file back and forth until it is lined up with interior latch groove and slips into place Release the button to lock the file into the contra angle A WARNING o Give the file a light tug to confirm it ts securely held in place If the file is not securely placed it could come out and injure File Release Button the patient e Make sure the screw is properly tightened up It could come out and be swallowed if it is loose also canal measurements may not be accurate ANOTE e Use caution when inserting and removing files to avoid injury to fingers e Inserting and removing files without holding the file release button may damage the chuck e If there is no electrical conductivity between the file and its Shank replace the cap with the one that has an external file electrode see page 34 o Do not clip the file electrode to the cutting part of the file e The file electrode cannot be attached onto some files o Do not use files with shanks larger than the SO standard ISO Standard Diameter 2 334 to 2 350 mm Attaching Contrar
71. seem to be working properly e If the indicator bar for the canal length does not appear even when the file ts inserted the unit may be malfunctioning and must not be used Refer to the separate manual for Canal Measurement Module for instructions on how to measure a root canal The meter s 0 5 reading indicates that the tip of the file is in or very near the apical constriction The numerals on the meter gauge do not represent millimeters If the file tip passes the line specified by the apical line the alarm sound will change from beeping to a solid tone When the file tip reaches the major foramen the alarm will change to a single sustained beep and the word APEX and the little triangle next to the apical line will start to flash 28 Corner of mouth ROOT ZX Se TP J MORITA MFG CORP MODE Switch Operating the Micromotor 1 Hook the contrary electrode in the corner of the patient s mouth Contrary electrode e Do not use an ultrasonic scaler with the contrary electrode attached to the patient This is dangerous because electrical noise from the scaler could interfere with canal measurements and motor operation o Make sure that the contrary electrode file holder handpiece file electrode etc do not come into contact with an electric power source such as an electrical socket This could result in a severe electrical shock A NOTE e The contrary electrode could cause an adverse reaction
72. t being made 2 EMi pF _ REVERSE Reverse Rotation to release locked file If the motor stops because the file is locked inside the root canal take off the contrary electrode hold down the Set switch and then press the SELECT switch Do not reverse the switch order this could change the memory contents The file will rotate in reverse direction at the maximum speed for about 0 5 seconds and then slow down to normal speed This function is effective for releasing the locked file To turn off the forced reverse rotation function press the Set switch or step on the foot switch and release it ANOTE e Use the reverse rotation mode carefully Since it is designed to release the locked file its rotation is quite fast and powerful and may easily break the file Motor Lock When the file is engaged too deeply in the root canal the motor stops and the file can no longer rotate After about 2 seconds the lock on the motor is automatically released and the motor restarts to operate If it does not disengage the contrary electrode and run the motor in reverse to release the file or turn the unit off and remove the file manually 33 Operation 2014 07 22 Built in Electrode Contact is too high Operation 2014 07 22 No Good Replace Buit in Electrode with Cap with External File Electrode If there is no electrical conductivity between the file and its shank replace the cap with the one that has an ext
73. ts equipment damage or bodily injury resulting from maintenance or repairs using parts or components other than those specified by J Morita Mfg Corp and in their original condition J Morita Mfg Corp will not be responsible for accidents equipment damage or bodily injury resulting from 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 J Morita Mfg Corp will not be responsible for accidents equipment damage or bodily injury resulting from workplace conditions and environment or installation conditions such as improper electrical power supply which do not conform to those stated in this manual J Morita Mfg Corp will not be responsible for accidents equipment damage or bodily injury resulting from fires earthquakes floods lightning natural disasters or acts of God J Morita Mfg Corp will supply replacement parts and be able to repair the product for a period of 10 years after the manufacture of the product has been discontinued Inspect the unit every 6 months in accordance with the Maintenance and Inspection items on page 45 Refer to the parts replacement lists and replace worn parts whenever necessary 59 Operation 2014 07 22 Development and Manufacturing J Morita Mfg Corporation 680 Higashihama Minami cho Fushimi ku Kyoto shi Kyoto 612 8533 Japan T 81 0 75 611 21
74. ue to fixed RF transmitters an electromagnetic site survey should be considered If the measured field strength in the location in which the DP ZX VL is used exceeds the applicable RF compliance level above the DP ZX VL should be observed to verify normal operation If abnormal performance is observed additional measures may be necessary such as reorienting of relocating the DP ZX VL Over the frequency range 150 kHz to 80 MHz field strengths should be less than 3 V m 5 Operation 2014 07 22 Recommended separation distances between portable and mobile RF communications equipment and the DP ZX VL The DP ZX VL is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled The customer or the user of the DP ZX VL can help prevent electromagnetic interference by maintaining a minimum distance between portable and mobile RF communications equipment transmitters and the DP ZX VL as recommended below according to the maximum output power of the communications equipment Separation distance according to frequency of transmitter m Rated maximum output power of transmitter W 150 kHz to 80 MHz 80 MHz to 800 MHz 800 MHz to 2 5 GHz d 12VP d 12VP d 23VP OC tas For transmitters rated at a maximum output power not listed above the recommended separation distance d in meters m can be estimated using the equation applicable to the frequency of the transmitter where P is the maximum output powe
75. ut e Use properly designed Ni Ti or stainless steel files e Be careful not to cut your finger when putting files in and taking them out 7 Lift the electrode up and clip it onto the file A NOTE Do not let the cutting part of the file touch the electrode this will wear it out very quickly e Some files cannot be used with this electrode e Also the Ni Ti files noted below cannot be used Those with a file diameter of more than 1 2 mm e Those with chuck shanks that are nor perfectly round e Gates Glidden Drills Those that have cutting sections with large diameters such as largo burrs To use these types of files do not clip on the electrode and use the motor in manual mode o Do not use files with shanks larger than the ISO standard ISO Standard Diameter 2 334 to 2 350 mm e After use do not fail to take the file out Always clip the electrode on the file when using it Otherwise measurements may not be accurate or rotation may not be properly controlled It may not be possible to measure a canal if blood or some other liquid overflows the canal or if the canal is completely blocked Morn out A WARNING o Make sure the screw ts tight enough Otherwise it might come out and be swallowed Also measurements might not be accurate e Replace the external file electrode if it is worn out as shown in the photo to the left 35 Operation 2014 07 22 5 After Using the Unit a Turn Main
76. y Electrode Insert the contrary electrode lip clip into the connector of the handpiece cord The contrary electrode is an accessory provided with Canal Measurement Module A NOTE e Always hold the connector to connect or disconnect cords 15 Operation 2014 07 22 Attaching Foot Switch Foot Switch Plug Insert the foot switch plug all the way into its jack on the side of OTR Module This jack is marked with a small triangle pointing right A NOTE e Always hold the connector to connect or disconnect cords Operate the handpiece with the foot switch if a canal cannot be accurately measured Calibration Before using right after purchase whenever the motor handpiece or contra angle has been replaced or if the motor alternates between forward and reverse rotation outside the canal calibrate the instrument in the following way 1 Press the POWER switch and turn the unit on ROOT ZX I 2 When the M1 display comes up hold the SELECT switch While still holding the SELECT switch press and hold the MODE switch until CAL is displayed in the lower left part of the display TP J MORITA MFG CORP POWER Switch 3 Hold the motor with the file pointing down and press the Set switch The motor will start running and adjust itself ANOTE e Do not exert any load on the file while the motor is running about 15 seconds e To perform calibration attach an ordinary file 4 When t
77. y in otherwise there could OTR Module be measurement operation or display problems e Do not drop anything on or bang the plug after it has been inserted into the jack Plug in until the tip of the arrow reaches the surface marked with the small triangle V 2 Slide the cord clips one at a time down to where the cords fork so that they do not interfere with the use of the cord for the contrary electrode A NOTE e Sliding the cord clips with too much force could cause the tube to wrinkle or twist making it hard to slide the clips It could also cause the cord for the contrary electrode to come off e It may be hard to slide the clips if the cord is wet with ethanol or some other liquid 13 Operation 2014 07 22 Assembling Micromotor Contra angle must be lubricated with LS Oil before using for the first time Refer to Cleaning and Lubricating the Contra Angle on page 39 ue 1 Line up the dots on the micromotor and contra angle and slide the contra angle straight onto the micromotor until it clicks Contra Angle securely into place The contra angle has a simple snap on connection A NOTE e After attaching contra angle into the micromotor give the contra angle a light tug to confirm it ts securely attached Dots e 2 Line up the triangle marks to connect the micromotor to handpiece cord A NOTE e After attaching the micromotor into handpiece cord give the micromotor a light tug to confirm it is
78. y the AC adapter made for ROOT ZX IL The micromotor will still operate when the battery power indicator bar goes down to one line and starts flashing However this instrument will stop operating once battery power is completely out Turn the power off and charge the battery Operation 2014 07 22 36 1 Line up the arrow on the AC adapter s connector with the i TR Module small triangle above its jack on the side of OTR Module and plug it in Then plug the adapter into the electrical power receptacle ug AWARNING e Do not use the unit when the AC adapter is connected O 2 The amber Charge LED on the back of OTR Module starts flashing on and off and then after a few seconds it will stop flashing and stay on to show that the battery is being charged It takes about 60 minutes to fully charge the battery ANOTE o If F02 appears in the display noise has been detected Turn the unit off and then back on again If F02 still CH ARGE appears stop using the unit and contact your local dealer or J Morita regional office wiy 3 Amber Charge LED goes out when the battery is fully charged 4 Disconnect the AC adapter from OTR Module and unplug it Amber Charge LED On A WARN NG e Never operate the unit with an external power supply e If an electrical storm occurs while the battery is being charged do not touch the AC adapter or the charger s power supply cord as there would be a risk of receivin
79. ystal display 2 Slide the cover in the direction indicated by the arrow in the illustration and remove it from Canal Measurement Module The cover and batteries will not be used Canal 3 Line up the tabs on OTR Module with the notches in Canal Measurement Measurement Module and put the two modules together Module 4 Slide OTR Module all the way down until it is securely attached Canal Measurement Module OTR Module Notches A NOTE e If the catch on the bottom is not back in its original place after attaching push it in the direction shown by the arrow in the illustration o After installation give OTR Module a light tug to confirm it is securely attached 11 Operation 2014 07 22 Charging Battery The battery is built into OTR Module A NOTE e The battery is not charged when the unit is shipped from the factory and must be charged before using the unit e If the plug for the AC adapter does not fit the electrical power receptacle it is the user s responsibility to find a suitable plug adapter e Use only the AC adapter made for ROOT ZX IL n ee 1 Line up the arrow on the AC adapter s connector with the F oo small triangle above its jack on the side of OTR Module and plug it in Then plug the adapter into the electrical power A receptacle A WARNING A e Do not use the unit when the AC adapter is connected 2 The amber Charge LED on the back of OTR Module starts flashing on and off and t

OTR Module Instructions for Use

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