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1. directly But in long distance move please make it by fork with safety considered to prevent collision press for protecting the welder 2 VENOYA INTERNATIONAL CO LTD CHAPTER 6 PROBLEMS SHOOTS 1 Early Diagnosis of the Problems If some problems occur in operation please refer to the following countermeasures Replace MOSFET and check the second rectifier pushing box filter capacity resistance and control panel Fail to switch open ak Check whether tri phase input Under voltage voltage 1s balance or not or single voltage is under 340V Protective light lights Check whether work condition is over 400C Power on and lights after Over heat ae 5 minutes then it is over heat protection or main board damaged Cireakcannol Be Current potentiometer damaged a AN VAGA Having voltage on display Replace the second power cord welding Having no voltage on display Replace main control plate 15 Damage of MOSFET HTTP WWW VENOYA COM Dust removal of interior of power source Demount the over of the machine and blow off the splash and dust with compressed air dry Method of disassembly is as above illustration Overhauling of the welding power source and periphery Check the smell discoloring heating and inner joints especially the parts not overhauled during operating maintenance Cable Based on operating maintenance the further check is required Overhauling and maintenance of consumables The bad spare part2. Main features of ARC series DC Inverter MMA Welder are as follows 1 Advanced Inverter technology and V MOSFET design USER CARD 2 PWM control technology current constant and precise in current control USER NO 3 High efficieny low no load consumption and saving energy 4 With the perfet automatic protect functions of over power over pressure over heat lack of pressure over load and etc safty and reliable MODEL 5 Supper compact and portable best for outdoor movable working and high altitude working WELDER NO 6 Advance arc force and arc starting function can rest interference 7 Stable arc make splash small BUY TIME 8 Be able to weld stainless steel carbon steel and other low alloy steel 9 Suitable for vehicle manufacturing shipbuilding chemical boiler food UNIT medical kitchen environment protection and decoration industry and etc 10 Energy saving up to 50 BUYER NAME 11 Replacing of welding machine ZX5 amp BX series 12 Be able to weld cellulose rod and all kinds of basic welding rod PHONE ACCESSORIES LIST WELDER UNIT ADD CABLE CONNECTOR 2UNITS INNER HEXAGON SPANN UNIT POST CODE USEER MANUAL 1UNIT Please check if all the spareparts are supllied after case opened and if the match the welder If not please contact with us immediately 16 1 VENOYA INTERNATIONAL CO LTD HTTP WWW VENOYA COM CHAPETER 1 NOTICE BEFORE OPERATION 1 Notice on Safety To ensurethe safety please ke
3. al performance of the welder and please do use the same type of spare parts with the machine Maintenance List Part Possible Problem Solutions Operation Panel r Blow or not Sound of If no sound of fan working an i ar wind inside check isreguired Exceptional vibration buzz or peculiar smell power on Power Light on oroff Power Source ps Joint s loosened or not Ower Source 1 q Skin or otherpart is looseor not a Bolt is fixed or not crustand Maintrame oe KII other firm partsis loosen or not Earth clamp and emi It is difficultto arc ifdoesn t con e It was installedfixed or not Electrode holder nect well It won t bestable of arcingif cable is toolong Electrode holder andearth wire clamp Whether the cableis too long Cable Joint and isolations Cable loosened or peeled off Circuit broken ornot fastness of the joint Earth Wire Daily checking isrequired for i preventing electric leakage Open ittoclean interior with 3 Operate at power off air pump Case of theMachine 12 DETAILS FOR FRONT PLATE Current Adjustment knob adjust welding output current and see the actual welding current by display Protective light 1s bright when weld under the condition of over current over heat and disjun ction of electric net Display of current voltag e it displa y the welding curre nt and voltage according to needs Selector switch of current voltage 1t select to display to the welding curren
4. ated input capacity of the welding power source Operate the welder with appointed accessories 3 VENOYA INTERNATIONAL CO LTD HTTP WWW VENOYA COM 4 Machine Composition amp Function Electric sourcepower input 2 Periodic Maintenance Safety Warning Unless specially reguired all the power should be switched off to ensure the safety If above instruction not keptto the grave accident such as electric shock and burns might happen To preserve the performance for perennial use only operating maintenance is not enough Periodic maintenance 1s to overhaul the interior of the welder carefully including the examination and cleaning of the interior of the power source Usually the splash and oil dust can be stacked in half year In bad working environment the welder had better be cleaned every there months Energy Saving ZX7300 13 VENOYA INTERNATIONAL CO LTD HTTP WWW VENOYA COM CHAPTER 5 MAINTENANCE 1 Operating Maintenance CAUTION Unless specially reguired all the power should be switched off to ensure the safety If above instruction not kept to the grave accident such as electric shock and burns might happen To give full play of the machine it requires periodic maintenance During overhauling we should focus on welding torch and examine the following parts one by one If necessary you can clean or replace some spare parts Change of the spare parts is for keeping origin
5. avoid fire as result of overheat of the cable damage to welder and unstable arc Please select the cable above the given specification Please put heavy on cable and don t touch the welding part Please try to make a good compression joint 2 ARC Welding Connection Accessories Required Welding machine electrode holder earth clamp electrodes ITEM NO Mam Specification ACI ACV ACGSOV AC 380V AC 380V AC 380V single phase smgle phase THREE PHASE THREE PHASE THREE PHASE THREE PHASE Rate input power 33 12 l3 18 2 api IEEE Power Supply Rate duty cycle 60 Rank of Insulation Rank of Protection No load loss w Fificiency 6 VENOYA INTERNATIONAL CO LTD 11 HTTP WWW VENOYA COM Reference for Lucifuge Glass Choosing TYPE WELDING CURRENT NO 5 NO 6 less than 30A NO 7 NO S 30 5A NO 9 N0 10 15 200A NO 11 NO 12 200 400 A NO 13 400 5000 A 2 Preparation for Welding Switch as figure shows A a A gt FF KS ON is power on and a ju A TA OFF CAUTION Before turning it on please make sure the out cables are connected correctly 3 Welding Its duty cycle is 60 and its current should be under 77 of the rated current if it works lastly or it will be over load then the yellow protective ligh t on front plate is bright The duty cycle will decrease evidently when the fan do not work for it 1s air cooling lt X OFF is power off 3 Notice for Weldi
6. e mounted wit h electric leakage switch Most electric leakage switches can be shut off by the high double frequency As a result of the strong radiation during arc welding leather gloves safety shoes and helmet with lucifuge glass light repelled must be worn Regarding lucifuge glass Please refer to the types of the following page for better choosing While opera ting in small place please keep air circulation to avoid inhalation of any poisonous gas 8 VENOYA INTERNATIONAL CO LTD 9 HTTP WWW VENOYA COM DC INVERTER MMA WELDERS ZX7 SERIES USER MANUAL
7. ep to the followings WARENING BE CAREFUL TO PREVENT FROM GRAVE FATAL ACCIDENT Grounding of the welder To keep from electric shock please get specificalist to finish the grounding of the welder ac cording to related standard Work Clothes and Safety Appliances Reguired To prevent eyes and skin from burn please keep to safety and put on safety appliance Ventilation To prevent from poisonous gas intoxication or choke welding soot and CO can do harm to human we should abide by the rules about dust invasion in lalor safety law and install the gas exhausted oruse valid breathing protection appliance NOTICE PREVENT WELDER BURNED AND FIRE ACCIDENT Prevent fire from overheating and burning loss Please keep the electrical source more than 20cm away from the wall and more than 1000cm from the flammable object Prevent fire and burning loss from spark Don t splash the spark to the flammable object and let spark in from suction port or any opening No using electrical source for pipe thawing Prevent the damage from falling of the welder While installing welder at table or laying it on slant plane for safety and avoiding welders sliding down please fix it with holding down bolt All the manuals are requested to be read carefully Besides manual of the welder the manuals for welding torch gas regulator and others are requested to be read too The way of moving welder In short distance and flat pavement the welder can be pulled by handle
8. ng Recommended to lay the welder on cement floor and Not lay the welder on moist and muddy ground or metal plates to prevent inductive electric leakage Please don t put any flammable wares near the welders The protection from the wind must be set while operating the machine at the worksite with strong wind blowing All the joints should be fastened and the screws should be tightened to ensure good electric conduction Or unnecessary power will be consumed The earth wire must be set to avoid inductive electric leakage CAUTION Operating without earth wire is strictly prohibited Electrode holder The correctway Insert upwords wrestclockwise Electrode holder Earth clamp The wrong way 10 VENOYA INTERNATIONAL CO LTD 7 HTTP WWW VENOYA COM CAUTION STRICTLY PROHIBITED TO CONNECT WHILE PUTTING THE WELDING TORCH AND EARTH CLAMP ON THE SAME WORKPIECE Make Direct Connection or Reverse Connection according to Different Welding Rods Positive Connection Connect the welding torch to cathode output and connect the earth clamp to anode output Negative Connection Connect the welding torch to anode output and connect the earth clamp to cathode output Pre CT jaga ity o Ka MAGNUM S ARC Force CURRENT Energy WN ZXy 300 CHAPTER 3 OPERTION MANUAL 1 Confirmation and Preparation before Operation Please use double frequency type electric leakage switch if some powers dev ices ar
9. s are required to be repaired during annual maintenance The bad spare parts had better be replaced at once for ensuring the good performance ofthe machine NOTICE Above periodic maintenance can reduce the malfunction of the machine Although it needs cost it can prolong the machine s life and increase the efficiency 14 2 Installation Site Do not use it under strong sunshine amp in brain Put it at dry and clear room keep the temperature between 10 C to 40 C Keep metal dust from inside of power supply Welding power is 20 cm above apart from the wall Work atthe place without wind Two sets should are separated 30 cm above when they are put together E Using the wind roofboard 30c m above 3 Power Equipment ZX7 WELDER POWER EQUIPMENT unit set ARC120 ARC160 ARC200 ARC250 ARC315 ARC400 ARCS00 220V 15 380V 15 Freguency HZ 50 60 50 60 C m KVA Breaker 400V 40A 400V 404 400V 404 400V 63 A 400V 63A 400V 63A 400V 63A Fuse While operating at moist site or at iron plate and frame please install leakage protector NOTICE To avoid damage of accessories unstable arc and any damage to welder please abide by the following instructions Use of breaker fuse please use the breaker with the same specs and types as above E G Breaker D247 D63 400V can be mounted to ZX7 500 Use of generator Please use the compensating coil generator with the capacity more than double r
10. t or voltage according to your needs Thrust Modulatio n knob it can adju st the antis ticking of welding According to different electrodes and welding requirements it can adjust the current from the small to the big and the smallest to zero when increasing its current increases bigger while stick the electrode when no load it will display nothing while you adjust the Thrust Modulation knob Arcing Current knob it can adjust the dynamic property of machine According to different electrodes and welding requirements it can adjust the current from the small to the big and the smallest to zero it is easy to arc when increasing when no load it will display nothing while you adjust the Thrust Modulation knob Quick jack of positive output it connect electrode holder DC positive connectio n or connect work piece DC negative connection when manual welding Quick jack of negative output 1t connect work piece DC positive connection or connect electrode holder DC negative connection when manual welding AC 3 phase 380V input switch 7 it is the input switch of AC VENOYA INTERNATIONAL CO LTD HTTP WWW VENOYA COM CHAPTER 2 INSTALLATION 1 Connect Power and Electric Switch Box CHAPTER 4 TECHNICAL PARAMETER 1 Basic Parameter As a result of big power the plug socket is not applied The cable should be connected to electric switch box or control box directly For single phase For tri phase Caution To
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