MELSERVO-C Series Instructions and Cautions
Contents
1. SON RA 0 E Electromagnetic brake When any alarm has occurred eliminate its cause ensure safety and deactivate the alarm before restarting operation When power is restored after an instantaneous power failure keep away from the machine because the machine may be restarted suddenly design the machine so that it is secured against hazard if restarted 6 Maintenance inspection and parts replacement With age the electrolytic capacitor of the servo amplifier will deteriorate To prevent a secondary accident due to a fault it is recommended to replace the electrolytic capacitor every 10 years when used in general environment Please contact your local sales office 7 General instruction To illustrate details the equipment in the diagrams of this guide and instruction manual may have been drawn without covers and safety guards When the equipment is operated the covers and safety guards must be installed as specified Operation must be performed in accordance with this guide and instruction manual DISPOSAL OF WASTE Please dispose a servo amplifier battery primary battery and other options according to your local laws and regulations 1 INTRODUCTION 1 1 Introduction to the manuals If this is the first time for you to use the MELSERVO C Series the optionally available MR COA Instruction Manual is required Please read all carefully to use the MELSERVO C Series2. be affixed to specific products placed on the European Union When a product conforms to the requirements the CE marking must be affixed to the product The CE marking also applies to machines and equipment incorporating servos When you need a copy of Declaration of Conformity of CE marking contact your local sales office 1 EMC directive The EMC directive applies to the servo units alone This servo is designed to comply with the EMC directive The EMC directive also applies the servo incorporated machines and equipment This requires the EMC filters to be used with the servo incorporated machines and equipment to comply with the EMC directive For specific EMC directive conforming methods refer to the EMC Installation Guidelines IB NA 67310 2 Low voltage directive The low voltage directive applies also to servo units alone This servo is designed to comply with the low voltage directive 2 2 For compliance Be sure to perform an appearance inspection of every unit before installation In addition have a final performance inspection on the entire machine system and keep the inspection record 1 Servo amplifiers and servo motors used Use the servo amplifiers and servo motors which comply with the IEC EN standard compliant model Servo amplifier MR C10A UE to MR C40A UE Servo motor HC PQU produced in and after February 2001 HC PQU UE 2 Structure Control box Reinforced insulating type Reinforced
3. safely 1 2 Contents of the packing After unpacking check the rating plate to confirm that the servo amplifier you received are as you ordered Quantity Servo amplifier Note Protective earth PE terminals MELSERVO C Series Instructions and Cautions for Safe Use of AC Servos This guide Note IEC EN standard UL cUL standard compliant models 1 3 Model code definition 1 Rating plate MITSUBISHI Reo m The year and month of manufacture MODEL Model MR C10A POWER 100W __ Capacity AC INPUT AC200V 230V_50 60Hz Applicable power supply OUTPUT _ 0 85A 4 Rated output current SERIAL S33001001 KCC REI MEK TC300A070051 5 Serial number a KC certification number F a Country of origin 2 Model code The following describes what each block of a model name indicates Note that not all the combinations of the symbols exist MR COAO OO Software special specification Series name Blank Sn or Un Adjustment servo motor n 00 to 999 Adjustment servo motor L Hardware special specification 10 HC PQ033 053 13 Blank or 2 to 5 digit alphanumeric RJ ED PX RU RZ etc 20 HC PQ23 HC PQ43 L Power supply None 1 phase 200 to 230VAC 1 1 phase 100 to 120VAC 2 COMPLIANCE WITH CE MARKING 2 1 What is CE marking The CE marking is mandatory and must
4. to the rotating parts of the servo motor during operation Never hit the servo motor or shaft especially when coupling the servo motor to the machine The encoder may become faulty Do not subject the servo motor shaft to more than the permissible load Otherwise the shaft may break When the equipment has been stored for an extended period of time contact your local sales office When treating the servo amplifier be careful about the edged parts such as the corners of the servo amplifier The servo amplifier must be installed in the metal cabinet control box When fumigants that contain halogen materials such as fluorine chlorine bromine and iodine are used for disinfecting and protecting wooden packaging from insects they cause malfunction when entering our products Please take necessary precautions to ensure that remaining materials from fumigant do not enter our products or treat packaging with methods other than fumigation heat method Additionally disinfect and protect wood from insects before packing products 2 Wiring Z CAUTION Wire the equipment correctly and securely Otherwise the servo motor may operate unexpectedly Do not install a power capacitor surge killer or radio noise filter FR BIF option between the servo motor and servo amplifier Connect the wires to the correct phase terminals U V W of the servo amplifier and servo motor Otherwise the servo motor does not operate pr
5. 0A MR C20A 0 75 AWG18 Note 2 MR C10A1 0 75 AWG18 0 75 AWG18 0 75 AWG18 MR C20A1 MR C40A 1 25 AWG16 Note 1 The wires are based on 600V vinyl wires The wires U V W in the table assume that the distance between servo motor and servo amplifier is not more than 30m 98 4feet 2 Before wiring twist the wires for connection of the regenerative option P C 3 Crimping terminals and crimping tools are required for the protective earth PE on the servo motor side Refer to the recommended crimping terminals table for the crimping terminals and crimping tools Table Recommended Crimping Terminals Crimping terminal Applicable tool 1 25 2 YHT 2210 Japan Solderless Terminals 9 Terminal block tightening torque Terminal block Tightening torque N m Ib in Main circuit terminal block TE Ga ees Protective earth PE terminal 1 275 Terminal screw M4 11 3 10 Overload Protection Characteristics An electronic thermal relay is built in the servo amplifier to protect the servo motor servo amplifier and servo motor power line from overloads The operation characteristics of the electronic thermal relay are shown below It is recommended to use an unbalanced torque generated machine such as a vertical motion shaft so that unbalanced torque is not more than 70 of the rated torque Servo amplifier MR C series have servo motor overload protection The motor full load current is 115 rated current a For HC PQ033 to 1
6. 3 1000 100 maaadaaa In operation MENN ANNEN ARNAN Po RS ZARAR ARERR yop pe fe n a N a a In servo lock Operation time s 0 100 200 300 400420 Load ratio b For HC PQ23 1000 100 In operation pope ff Ns In servo lock Operation time s 0 100 200 300320 Load ratio c For HC PQ43 10000 1000 In operation 100 kee ia praa 10 In servo lock Operation time s qb prre fnna 0 100 200 250 Load ratio 9 11 Over temperature protection for motor Motor Over temperature sensing is not provided by the drive 4 INSPECTION Before starting maintenance and or inspection turn off the power and wait for 15 minutes or more until the charge lamp turns off Otherwise an electric shock may occur In addition always confirm from the front of the Z WARNING servo amplifier whether the charge lamp is off or not Any person who is involved in inspection should be fully competent to do the work Otherwise you may get an electric shock For repair and parts replacement contact your safes representative Do not perform insulation resistance test on the servo amplifier as Z CAUTION damage may result Do not disassemble and or repair the equipment on customer side 1 Inspection It is recommended to make the following checks periodically a Check for loose terminal block screws Retighten any loose screws b Check the servo motor bearings brake section etc for unusual
7. E lt _ Insulating tube b Connect the power leads of the HC PQ series servo motor to the servo amplifier using a fixed terminal block Do not connect cables directly Terminal block c Use the servo motor side power connector which complies with the EN Standard The EN Standard compliant power connector sets are available as options d The servo amplifier must be installed in the metal cabinet control box 7 Peripheral devices options a Use the molded case circuit breaker and magnetic contactor models which are EN Standard compliant products given in the MR CDA Instruction Manual b The sizes of the wires given in the MR CDA Instruction Manual meet the following conditions For use in any other conditions follow Table 5 and Annex C of EN 60204 1 Ambient temperature 40 C 104 F Sheath PVC polyvinyl chloride Installation on wall surface or open cable tray c Use the EMC filter for noise reduction 8 Performing EMC tests When EMC tests are run on a machine device into which the servo amplifier has been installed it must conform to the electromagnetic compatibility immunity emission standards after it has satisfied the operating environment electrical equipment specifications For the other EMC directive guidelines on the servo amplifier refer to the EMC Installation Guidelines IB NA 67310 MR C Series are not intended to be used on a low voltage public network which supplies domestic premi
8. MITSUBISHI ELECTRIC General Purpose AC Servo HES C Series MR COA MR C DA Instructions and Cautions for Safe Use of AC Servos If this is the first time for you to use the MELSERVO C Series the optionally available MR C DA Instruction Manual is required Always purchase them and use the MELSERVO C Series safely Country Region Sales office Tel Fax USA Mitsubishi Electric Automation Inc Tel 1 847 478 2100 500 Corporate Woods Parkway Vernon Hills IL 60061 USA Fax 1 847 478 0327 Germany Mitsubishi Electric Europe B V German Branch Tel 49 2102 486 0 Gothaer Strasse 8 D 40880 Ratingen Germany Fax 49 2102 486 1120 Italy Mitsubishi Electric Europe B V Italian Branch Tel 39 39 60531 Viale Colleoni 7 Fax 39 39 6053312 1 20041 Agrate Brianza Milano Italy China Mitsubishi Electric Automation China Ltd Tel 86 21 6120 0808 4F Zhi Fu Plazz No 80 Xin Chang Road Fax 86 21 6121 2444 Shanghai 200003 China Taiwan Setsuyo Enterprise Co Ltd Tel 886 2 2299 2499 6F No 105 Wu Kung 3rd Rd Wu Ku Hsiang Taipei Hsine Taiwan Fax 886 2 2299 2509 Korea Mitsubishi Electric Automation Korea Co Ltd Tel 82 2 3660 9552 3F 1480 6 Gayang dong Gangseo gu Seoul Fax 82 2 3664 8372 157 200 Korea Singapore Mitsubishi Electric Asia Pte Ltd Tel 65 6470 2460 307 Alexandra Road 05 01 02 Fax 65 6476 7439 Mitsubishi Electric Building Singapore 159943 MITSUBISHI ELECTRIC C
9. ORPORATION HEAD OFFICE TOKYO BLDG MARUNOUCHI TOKYO 100 8310 This guide uses recycled paper IB NA 67279 M 1306 MEE Printed in Japan Specifications are subject to change without notice Safety Instructions Please read the instructions carefully before using the equipment Install and peruse all this guide and attached documents before the drive and maintenance and the check After that use these correctly Use it after it is skilled of the knowledge of the equipment information on safety and all of notes In this guide the safety instruction levels are classified into WARNING and CAUTION Indicates that incorrect handling may cause hazardous conditions resulting in death or severe injury Indicates that incorrect handling may cause hazardous conditions resulting in medium or slight injury to personnel or may cause physical damage Note that the CAUTION level may lead to a serious consequence according to conditions Please follow the instructions of both levels because they are important to personnel safety What must not be done and what must be done are indicated by the following diagrammatic symbols S Indicates what must not be done For example No Fire is indicated by amp o Indicates what must be done For example grounding is indicated by L In this guide instructions at a lower level than the above instructions for other functions and so on are classified into POINT After reading thi
10. eas countries We are not responsible for any on site readjustment and or trial run that may be required after a defective unit are repaired or replaced Term The term of warranty for Product is twelve 12 months after your purchase or delivery of the Product to a place designated by you or eighteen 18 months from the date of manufacture whichever comes first Warranty Period Warranty period for repaired Product cannot exceed beyond the original warranty period before any repair work Limitations 1 You are requested to conduct an initial failure diagnosis by yourself as a general rule It can also be carried out by us or our service company upon your request and the actual cost will be charged However it will not be charged if we are responsible for the cause of the failure 2 This limited warranty applies only when the condition method environment etc of use are in compliance with the terms and conditions and instructions that are set forth in the instruction manual and user manual for the Product and the caution label affixed to the Product 3 Even during the term of warranty the repair cost will be charged on you in the following cases i a failure caused by your improper storing or handling carelessness or negligence etc and a failure caused by your hardware or software problem a failure caused by any alteration etc to the Product made on your side without our approval i a failure which ma
11. excess of the specified number of products is not allowed Do not carry the servo motor by the cables shaft or encoder Install the servo amplifier in a load bearing place in accordance with the instruction manual Do not climb or stand on servo equipment Do not put heavy objects on equipment The servo amplifier and servo motor must be installed in the specified direction Leave specified clearances between the servo amplifier and control enclosure walls or other equipment Do not install or operate the servo amplifier and servo motor which has been damaged or has any parts missing Do not block intake and exhaust areas of the servo amplifier Doing so may cause faults Do not drop or strike servo amplifier or servo motor Isolate from all impact loads Store or use the servo amplifier and servo motor under the following environmental conditions ee Ambient tr 82 to 131 non roering 210 104 fnon reezing temperature To 7 ms ag Ambient 90 RH or less 80 RH or less humidity non condensing non condensing 90 RH or less non condensing Note Vibration Note Except the servo motor with reduction gear Securely attach the servo motor to the machine If attach insecurely the servo motor may come off during operation The servo motor with reduction gear must be installed in the specified direction to prevent oil leakage Take safety measures e g provide covers to prevent accidental access
12. ffers on the operating conditions These parts must also be changed if oil leakage etc is found during inspection 5 ALARMS incication Name 35 Command pulse error_ 87_ Parametereror 15 Memory error 31 oversea error Z EEP ROM life The number of write times to the EEP ROM which stores parameter settings etc is limited to 100 000 If the total number of the following operations exceeds 100 000 the servo amplifier may fail when the EEP ROM reaches the end of its useful life Writing to the EEP ROM due to parameter setting changes South Korea compliance This product complies with the Radio Wave Law KC mark Please note the following to use the product o 7171 VES AB ARHAN NEA A EE ALE o BS aA wep AAAY AAAA ALSE AS BAO E AA The product is for business use Class A and meets the electromagnetic compatibility requirements The seller and the user must note the above point and use the product in a place except for home Warranty 1 Warranty period and coverage We will repair any failure or defect hereinafter referred to as failure in our FA equipment hereinafter referred to as the Product arisen during warranty period at no charge due to causes for which we are responsible through the distributor from which you purchased the Product or our service provider However we will charge the actual cost of dispatching our engineer for an on site repair work on request by customer in Japan or overs
13. he repair work of the Product However the terms and conditions of the repair work may differ depending on each FA Center Please ask your local FA center for details 4 Exclusion of responsibility for compensation against loss of opportunity secondary loss etc Whether under or after the term of warranty we assume no responsibility for any damages arisen from causes for which we are not responsible any losses of opportunity and or profit incurred by you due to a failure of the Product any damages secondary damages or compensation for accidents arisen under a specific circumstance that are foreseen or unforeseen by our company any damages to products other than the Product and also compensation for any replacement work readjustment start up test run of local machines and the Product and any other operations conducted by you 5 Change of Product specifications Specifications listed in our catalogs manuals or technical documents may be changed without notice 6 Application and use of the Product 1 For the use of our General Purpose AC Servo its applications should be those that may not result in a serious damage even if any failure or malfunction occurs in General Purpose AC Servo and a backup or fail safe function should operate on an external system to General Purpose AC Servo when any failure or malfunction occurs 2 Our General Purpose AC Servo is designed and manufactured as a general purpose product for use at general industr
14. ies Therefore applications substantially influential on the public interest for such as atomic power plants and other power plants of electric power companies and also which require a special quality assurance system including applications for railway companies and government or public offices are not recommended and we assume no responsibility for any failure caused by these applications when used In addition applications which may be substantially influential to human lives or properties for such as airlines medical treatments railway service incineration and fuel systems man operated material handling equipment entertainment machines safety machines etc are not recommended and we assume no responsibility for any failure caused by these applications when used We will review the acceptability of the abovementioned applications if you agree not to require a specific quality for a specific application Please contact us for consultation
15. insulating transformer Molded case Magnetic Servo motor circuit breaker contactor B amplifier 3 Environmen Operate the servo amplifier at pollution degree 2 or 1 set forth in EN 60664 1 For this purpose install the servo amplifier in a control box which is protected against water oil carbon dust dirt ete IP54 4 Power supply a Operate the servo amplifier to meet the requirements of the overvoltage category II set forth in EN 60664 1 For this purpose a reinforced insulating transformer conforming to the EN Standard should be used in the power input section b For the interface power supply use a 24VDC power supply with reinforced insulation on I O terminals 5 Grounding a To prevent an electric shock the protective earth PE terminal marked of the servo amplifier must be connected to the protective earth PE of the control box b Do not connect two ground cables to the same protective earth PE terminal Always connect cables to the terminals one to one PE terminal PE terminal c If an earth leakage circuit breaker is used always earth the protective earth PE terminal of the servo amplifier to prevent an electric shock 6 Wiring and Installation a The wires to be connected to the terminal block of the servo amplifier must have crimping terminals provided with insulating tubes to prevent contact with adjacent terminals 0 lt Crimping terminal
16. may cause a fire when the servo amplifier malfunctions When a regenerative resistor is used use an alarm signal to switch main power off Otherwise a regenerative transistor fault or the like may overheat the regenerative resistor causing a fire Provide adequate protection to prevent screws and other conductive matter oil and other combustible matter from entering the servo amplifier and servo motor Always connect a molded case circuit breaker to the power supply of the servo amplifier 3 To prevent injury note the following Z CAUTION Only the voltage specified in the instruction manual should be applied to each terminal Otherwise a burst damage etc may occur Connect the terminals correctly to prevent a burst damage etc Ensure that polarity is correct Otherwise a burst damage etc may occur During power on or for some time after power off do not touch or close a parts cable etc to the servo amplifier heat sink regenerative resistor servo motor etc Their temperatures may be high and you may get burnt or a parts may damaged During operation never touch the rotating parts of the servo motor Doing so can cause injury 4 Additional instructions The following instructions should also be fully noted Incorrect handling may cause a fault injury electric shock etc 1 Transportation and installation Transport the products correctly according to their mass Stacking in
17. noise c Check the cables and the like for scratches and cracks Perform periodic inspection according to operating conditions d Check the servo motor shaft and coupling for misalignment 2 Life The following parts must be changed periodically as listed below If any part is found faulty it must be changed immediately even when it has not yet reached the end of its life which depends on the operating method and environmental conditions For use in the atmosphere having much oil mist dust etc clean and inspect every three months For parts replacement please contact your sales representative Standard life amplifier 20 000 to 30 000 hours 5 000 hours 20 000 to 30 000 hours Servo motor a Smoothing capacitor Affected by ripple currents etc and deteriorates in characteristic The life of the capacitor greatly depends on ambient temperature and operating conditions The capacitor will reach the end of its life in 10 years of continuous operation in normal air conditioned environment surrounding air temperature of 40 C 104 F or less b Servo motor bearings When the servo motor is run at rated speed under rated load change the bearings in 20 000 to 30 000 hours as a guideline This differs on the operating conditions The bearings must also be changed if unusual noise or vibration is found during inspection c Servo motor V ring Must be changed in 5 000 hours of operation at rated speed as a guideline This di
18. operly Connect the servo motor power terminal U V W to the servo motor power input terminal U V W directly Do not let a magnetic contactor etc intervene Servo amplifier Servo motor U o Ww Servo amplifier Servo motor Z N CAUTION Do not connect AC power directly to the servo motor Otherwise a fault may occur The surge absorbing diode installed to the DC relay for control output should be fitted in the specified direction Otherwise the emergency stop and other protective circuits may not operate Servo amplifier L SG 4 Servo amplifier V fal ALM PF When the cable is not tightened enough to the terminal block connector the cable or terminal block connector may generate heat because of the poor contact Be sure to tighten the cable with specified torque 3 Test run adjustment Z CAUTION Before operation check the parameter settings Improper settings may cause some machines to perform unexpected operation The parameter settings must not be changed excessively Operation will be instable 4 Usage Z CAUTION Provide an external emergency stop circuit to ensure that operation can be stopped and power switched off immediately Any person who is involved in disassembly and repair should be fully competent to do the work Before resetting an alarm make sure that the run signal of the se
19. rvo amplifier is off to prevent an accident A sudden restart is made if an alarm is reset with the run signal on Do not modify the equipment Use a noise filter etc to minimize the influence of electromagnetic interference which may be caused by electronic equipment used near the servo amplifier Use the servo amplifier with the specified servo motor The electromagnetic brake on the servo motor is designed to hold the motor shaft and should not be used for ordinary braking For such reasons as service life and mechanical structure e g where a ball screw and the servo motor are coupled via a timing belt the electromagnetic brake may not hold the motor shaft To ensure safety install a stopper on the machine side Burning or breaking a servo amplifier may cause a toxic gas Do not burn or break a servo amplifier 5 Corrective actions Z CAUTION When it is assumed that a hazardous condition may take place at the occur due to a power failure or a product fault use a servo motor with electromagnetic brake or an external brake mechanism for the purpose of prevention Configure a circuit so that the electromagnetic brake activates with the external emergency stop switch at the same time Contacts must be opened when the servo on SON Circuit must be opened signal the malfunction ALM signal or the electromagnetic during emergency stop brake interlock MBR signal turns off X switch Servo motor 2 D
20. s guide always keep it accessible to the operator 1 To prevent electric shock note the following Z WARNING Before wiring or inspection turn off the power and wait for 15 minutes or more until the charge lamp turns off Otherwise an electric shock may occur In addition always confirm from the front of the servo amplifier whether the charge lamp is off or not Connect the servo amplifier and servo motor to ground Any person who is involved in wiring and inspection should be fully competent to do the work Do not attempt to wire the servo amplifier and servo motor until they have been installed Otherwise you may get an electric shock Operate the switches with dry hand to prevent an electric shock The cables should not be damaged stressed loaded or pinched Otherwise you may get an electric shock To avoid an electric shock insulate the connections of the power supply terminals 2 To prevent fire note the following Z CAUTION Install the servo amplifier servo motor and regenerative resistor on incombustible material Installing them directly or close to combustibles will lead to a fire Always connect a magnetic contactor MC between the main circuit power supply and L1 L2 of the servo amplifier and configure the wiring to be able to shut down the power supply on the side of the servo amplifiers power supply If a magnetic contactor MC is not connected continuous flow of a large current
21. se On A Circuit Capable Of Delivering Not More Than 100 kA rms Symmetrical Amperes 500 Volts Maximum 4 Flange Mount the servo motor on a flange which has the following size or produces an equivalent or higher heat dissipation effect Servo motor HC PQ 150 1506 eae 5 91x5 91x0 24 D827 008 19 250 250x6 250x250x12 43 9 84x9 84x0 47 5 Capacitor discharge time The capacitor discharge time is as follows To ensure safety do not touch the charging section for 15 minutes after power off Servo amplifier Discharge time min MR C10A D 2080 40A 6 Options peripheral devices Use the UL cUL Standard compliant products Use the following molded case circuit breaker and fuse Servo amplifier Molded case ee e circuit breaker Current A Voltage V MR C10A MR C20A eee MR C10A1 ype K5 10 AC250 MR C20A1 NF30 MR C40A type 10A 7 About wiring protection For installation in United States branch circuit protection must be provided in accordance with the National Electrical Code and any applicable local codes For installation in Canada branch circuit protection must be provided in accordance with the Canada Electrical Code and any applicable provincial codes 8 Selection example of wires To comply with the UL cUL Standard use UL approved copper wires rated at 60 75 C 140 167 F for wiring Note 1 Wire mm Servo amplifier Note 3 Note 3 Electromagnetic LitLe Urvew 6 brake MR C1
22. ses radio frequency interference is expected if used on such a network The installer shall provide a guide for Installation and use including recommended mitigation devices 3 CONFORMANCE WITH UL cUL STANDARD This servo amplifier complies with UL 508C and CSA C22 2 No 14 standard Refer to section 1 3 2 for the servo amplifier model names described in the tables and figures 1 Servo amplifier and servo motor used Use the servo amplifiers and servo motors which comply with UL cUL standard compliant model Servo amplifier MR C10A UE to MR C40A UE Servo motor HC PQU producted in and after february 2001 HC PQOUE Use a pair of the servo amplifier and servo motor listed below Servo amplifier HC PQ033 HC PQ053 MR C10A 1 MR C20A 1 HC PQ23 MR C40A HC PQ43 2 Installation The MR C series have been approved as the products which have been installed in the electrical enclosure The minimum enclosure size is based on 150 of each MR J3 combination And also design the enclosure so that the ambient temperature in the enclosure is 55 C 131 F or less The servo amplifier must be installed in the metal cabinet For environment the units should be used in open type UL 50 and overvoltage category II or lower The servo amplifier needs to be installed at or below of pollution degree 2 For connection use copper wires 3 Short circuit current rating SCCR Suitable For U
23. y be regarded as avoidable if your equipment in which the Product is incorporated is equipped with a Safety device required by applicable laws and has any function or structure considered to be indispensable according to a common sense in the industry iv a failure which may be regarded as avoidable if consumable parts designated in the instruction manual etc are duly maintained and replaced v any replacement of consumable parts battery fan smoothing capacitor etc vi a failure caused by external factors such as inevitable accidents including without limitation fire and abnormal fluctuation of voltage and acts of God including without limitation earthquake lightning and natural disasters vii a failure generated by an unforeseeable cause with a scientific technology that was not available at the time of the shipment of the Product from our company viii any other failures which we are not responsible for or which you acknowledge we are not responsible for 2 Term of warranty after the stop of production 1 We may accept the repair at charge for another seven 7 years after the production of the product is discontinued The announcement of the stop of production for each model can be seen in our Sales and Service etc 2 Please note that the Product including its spare parts cannot be ordered after its stop of production 3 Service in overseas countries Our regional FA Center in overseas countries will accept t
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