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1、OPERATION & SERVICE MANUALPORTABLE DENTAL UNIT DU Series Jiangsu Dynamic Medical Technology Co.,Ltd.Note: Before operating or maintenance the unit, please read the manual carefully. This manual is just for guidance, and our company has the right to improve the design.This manual will guide you to op
2、erate the light precisely. Please read all accompanying documents before the first use!DisclaimerThis manual doesnt refer to any description of Dynamic products specifications and accessories. If you have any questions about these two aspects, please read the according agreement and packing list, or
3、 contact the agents directly.We have made great efforts to write this manual correctly and completely. But because of the continuous advance for technology and the amendments for relevant laws, we may make some changes to products and manuals. We reserve the right to change without any other previou
4、s declaration. We promise to improve our products and service continuously. If you find inconformity between manual and product, want to know latest information, or have any questions, please visit our website!Limited warranty For the device with warranty document, we will provide after-sale service
5、 referring to the warranty document only. For the device without warranty document, we will provide after-sale service referring to the agreement. It means this purchaser dont have the right to enjoy our after-sale service. So, if you want to buy such kind product, you should require the seller to p
6、romise you after-sale service.This product could be sold in the countries and regions where it meets laws only.In the maximum limit of law permitting, in the following conditions, we assume no responsibility:1. The third party requires you to compensation.2. Incidental or indirect injury and economi
7、c loss.3. Any injury and economic loss because you add other equipments to this product personally.4. Any injury and economic loss because you use the product in conditions not referred in manual, or you dont operate the product according to manual.5. Any injury and economic loss because of force ma
8、jeure factors.You could call our after sale service number: +86-021-51697955Note: Maybe this number will be changed due to communication network or some other objective factors, and we will give no further notice.CopyrightJiangsu Dynamic has the copyright of this manual, and holds all the rights.The
9、 copyright of other accessories and documents equipped with our products belongs to the according organizations or persons.MarksNotice: Risk of losing accessories and documentsCaution: Risk of injury or malfunction Figures IRead Carefully of The Manual ONO Ground Protective OFF Serial Number Manufac
10、turer Producing Date EU Representative Information Electron Garbage Bin6. Version informationOperation Manual No.DL-DU-CE-1301-017. ModelDU852、DU893、DU892、DU895、DU895A、DU896、DU810、DU811DU812、DU800、DU752Content1. Brief Introduction 42. Technical Parameters 63. Product Structure and Installation 114.
11、Test and Application 205. Operation and Maintenance 226. Trouble-shooting 247. Fundamental Diagram 258. Water and Air Diagrams of DU Portable Dental Units 269. Circuit Diagrams of DU Dental Units 3010. Attentions 3211. Labels on Outside Packing 3212. Packing List 331. Brief introductionThank you for
12、 purchasing our DU portable dental units. It is our companys well-developed multi-purpose mechanical and electrical integration of energy-saving product with small, mobile, good appearance, less power consumption, free maintenance, safe and durable etc. It is mainly used for clinics and hospitals in
13、 the treatment of oral health. In order to be convenient for you to operate the unit, please read the manual carefully.1.1 Contents of the manual The operation manual includes brief introduction, installation and test, maintenance and so on. You can get help referring to the contents.1.2 Performance
14、 and structureDU portable dental units include 3-way syringe, handpiece, foot control, clean bottle, drain bottle, built-in oil-free air compressor, air tank, and drawbar.1.3 Main applicationMainly applied in dental clinics and hospitals, as one of the main units for dental hygiene and treatment.1.4
15、 Safety information 1.4.1 Electric safety To make sure that the plug of this product is three-phase with good grounding. Before connect the power plug, please ensure the power voltage consistent with the named voltage which this product required. To avoid unsteady voltage, please do not use the powe
16、r socket together with other electric equipment. Before maintain or repair the product, please unplug that electric wire firstly. Please check the electric wire and plug regularly to avoid the damage or extrusions. 1.4.2 CleaningPlease keep the environment around the product clean. Unplug that elect
17、ric wire before cleaning the machine. The process of cleaning as follows: firstly wipe the outer surface with a soft cloth stained with neutral detergent, and then use a soft cloth to clean the machine again. Warning: Do not use liquid or detergent containing flammable substances. 1.4.3 Other safety
18、 informationWhen using the product, please strictly operate the machine in according to the following rules:1) Disinfection and sterilization Before use, disinfection and sterilization are necessary to avoid the infection caused by bacterium and virus.2) In treatment, it is necessary for the patient
19、 to breathe only by nose to avoid the risk of swallowing the cracked equipments.3) The handpieces should be operated with distilled water simultaneously. If operate the handpieces without distilled water, the handpiece will overheat and cause damage to the teeth.4) Please note that the power plug is
20、 designed as the safety device, not power switch. It is necessary to ensure the power plug can be unplugged from the socket without extrusions.Warning: Correct grounding is necessary to avoid the risk of electric shock.5) Only skilled staff through training can operate the equipment. Undue operation
21、 may cause severe injury.6) Equipment cannot be used in flammable mixture environment.7) Equipment cannot be used in anesthetic and air, oxygen, nitrogen mixture environment.8) Dont put the equipment together with oxygen cylinder.9) Please do not operate the equipment or replace the accessories when
22、 the following situations occur: Damage of the power plug Equipment cannot work normally Breakdown of the equipment Water inlet of the equipment Loud or shrill noise, overheating outlet air or foul smells during operation.When above situations occur, please contact with the manufacturer or local age
23、nt. In order to be convenient for us to offer after sale service, please offer drawing of electrical circuit, air and water connection diagram, packing list and other useful information when necessary.10) Please use original or qualified disinfector.11) Turn off the power when the operator left.12)
24、Dispose of waste liquid and waste solid according to the local health regulations.13) Do not use and store the equipment outside the specified environment.14) Keep accessories from dropping to avoid damages.15) Keep the electric wire from loosing in the process of treatment.16) Please use accessorie
25、s from original manufacturer.17) Keep the equipment in a solid and horizontal level.1.5 Periodic safety inspectionsThe following projects should be inspected at least once a year by the trained and skilled person:Check the equipment and the functional status of the machinery in the attachment.Check
26、whether the mark of the related safety is clean or notCheck whether the blown fuse accords with the current rating fuse and the characteristicCheck whether the performance of the equipment accords with the description in the manual.Testing whether the ground resistance is less than the required resi
27、stance described in the IEC60601-1: 0.1ohm.Testing whether the earth leakage current is less than the required resistance described in the IEC60601-1: normal Condition: 500uA, single fault condition 1000uA.Testing whether the Shell leakage current is less than the required electric current described
28、 in the IEC60601-1: normal Condition: 100uA, single fault condition: 500 uA.Testing whether the patient current leakage is less than the required electric current described in the IEC60601-1: for the alternating current: 0.5Ma, for the continuous current: 10 uA.Testing whether the patient leakage cu
29、rrent is less than the required current described in the IEC60601-1 in the single fault condition: for the alternating current: 0.5Ma, for the continuous current: 50uA.Testing whether the auxiliary leakage current is less than required current described in the IEC60601-1: The alternating current in
30、the normal condition: 0.1Ma, for the continuous current 10uA;The alternating current in the single fault condition: 0.5Ma, for the continuous current is 50 uA.Write down all the test data on the operational diary, if the above test is failed or the equipments can not work normally, then you should m
31、aintain the equipment.1.6 The requirements of external components1.6.1 All external parts must be certified by CE, and also you need to check technical parameters related to spare parts, sketch map, technical manuals and instructions, production qualification test report and other contents.1.6.2 Che
32、ck whether the parts will accord with the requirements of the company before Installation the parts.1.6.3 The installation parts should be operated by the trained person.1.7 All modelsDU852, DU893, DU892, DU895, DU895A, DU896, DU810, DU811, DU812, DU800, DU7522. Technical specifications2.1 Power par
33、ameterFigure 1ModelVoltage/Frequency PowerSpecificationNet WeightDU752230V 50 Hz550VA615500790 mm30KgDU852230V 50 Hz550VA450310680 mm26KgDU892230V 50 Hz550VA450310680 mm26KgDU893230V 50 Hz550VA450310680 mm28KgDU895230V 50 Hz550VA420300480mm26KgDU895A230V 50 Hz550VA420340570 mm31KgDU896230V 50 Hz550V
34、A495330450 mm24KgDU810/970390290 mm18 KgDU811/610580850 mm26KgDU812/610580850 mm26KgDU800/450310680 mm12Kg2.2 Performance and accessoriesFigure 2No.ModelPerformance and AccessoriesTankMotorUnitH.S. Handpiece TubeL.S. Handpiece TubeInstrument tray3-way SyringeSaliva EjectorLED CuringLightScaler1pc2pc
35、s1.DU 7522.DU 8523.DU 8924.DU 8935.DU 8956.DU895A7.DU 8968.DU 8109.DU 81110.DU 81211.DU 800Note: “” Basic Accessory, “” Optional AccessoryWarning: Please operate the unit strictly under the named supply voltage, because the unsteady current can cause injuries to the unit. Please install power voltag
36、e regulator when supply voltage is unsteady, and the rated power is no less than 1000VA.2.2.1 Air supply parameterThe air supplied by the built-in compressor is clean and dry (Air pressure: 0.55MPa, air flow: 50Lmin ). If the compressed air is wet, press the drain valve to drain off the water in tan
37、k timely.2.2.2 Water supply parameterThe water offered for the handpiece and other parts is directly from clean bottle; please refill the bottle with distilled water timely.2.3 Product classification2.3.1 Classification of electric shock protection: Type I equipment.2.3.2 Classification of electric
38、shock guarding: Type B equipment.2.3.3 Classification of waterproof: Normal equipment.2.4 Conditions of transportation, storage and application2.4.1 Transportation and storageThe machine should be transported and stored in following condition:Temperature: -10+50Range of relative humidity: 90 Range o
39、f atmospheric pressure: 50Kpa 106Kpa2.4.2 Working conditionTemperature: 540 Relative humidity: 80 Atmospheric pressure: 86Kpa 106KpaThe machine should not be used in the environment with a mixture of flammable anesthetic, oxygen and nitrogen. 2.5 Electromagnetic CompatibilityThe machine pass the ele
40、ctromagnetic compatibility test of IEC60601-1-2, should you have any questions, please contact our service department, thank you! Electromagnetic Emission Standards and Our AnnouncementDU series dental unit should be used in following electromagnetic environment, and the use of this product should e
41、nsure to use under suitable environment.Electromagnetic Emission TestStandardsElectromagnetic Environment StandardsRadiation Electromagnetic DisturbanceCISPR 11 I FORMA CLASSElectromagnetic emission of DU series dental unit can only satisfy its inherent functions, so its wireless radiation level is
42、so low, that could not effect the contiguous electronic equipment. Power Disturbance VoltageCISPR 11 I FORMA CLASSHarmonic EmissionIEC 61000-3-2DU series dental unit can used by all companies and institutes, and could not connect with household or public low voltage power system.Voltage Fluctuation/
43、FlashIEC 61000-3-3Electromagnetic Emission Standards and Our AnnouncementDU series dental unit should be used in following electromagnetic environment, and the use of this product should ensure to use under suitable environment.Electromagnetic Emission TestIEC 60601 TEST VALUEStandardsElectromagnetic Environment StandardsElectrostatic Discharge (ESD)IEC 61000-4-26 kV Touch8 kV Ai
