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TIG200PDC TIG Welder - R-Tech Welding Equipment Ltd
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1. 2 The current may be set too low 3 Tungsten may be to large for process 4 Gas flow may be insufficient increase gas flow reduce tungsten stick out from ceramic No HF when torch trigger pressed no blue spark between HF points Examine and clean HF points with clean dry low pressure air line HF PCB faulty Contact R Tech for repair MMA Stick welding problems Stick electrode blasts off when arc is struck Welding current set to high reduce amperage or use thicker electrode Contaminated electrodes or material Electrode sticks in weld puddle Welding current is set too low Arc is too short keep electrode further away from work Excessive splatter Too long an arc keep electrode closer to work Poor penetration Travel speed too fast Too much welding current reduce welding amperage Porosity in weld Electrodes are damp Arc too long get electrode closer to work 19 DC INVERTER TIG MACHINE WIRING DIAGRAM K2 2 e POWER SWITCH FUSE 17 KI 1 S cri A ect A i INPUT STT N Av SUE vi db OUTPUT 1X220 230 240V R7 REACTO i i OUTPUT CIRCUIT Bridge Rectifier D BL 220V DRI2V DG20V DW9V SOL GAS VALVE G 20V diagram R noload voltage irin CONTROL B down slope BL RP4 W RP3 up slope PS R equal Red Y equal Yellow G equal Green
2. TIG200PDC DC TIG WELDER OPERATION INSTRUCTIONS www r techwelding co uk Tel 01452 733933 Thank you for selecting the R Tech TIG200PDC Inverter DC Tig Welder The TIG200PDC has many benefits over traditional TIG welders including pulse welding slope up down and an industrial 6096 duty cycle We want you to take pride in operating our TIG200PDC as much pride as we have taken in making this product for you Please read all information in this manual before operation PLEASE EXAMINE THE CARTON AND EQUIPMENT FOR DAMAGE IMMEDIATELY When this equipment is shipped title passes to the purchaser upon receipt from the courier Consequently all claims for material damaged in shipment must be made by purchaser against the transportation company used Please record your equipment identification below for future reference This information can be found on the data plate at rear of machine Product TIG200PDC Serial No Date of Purchase Where Purchased Whenever you request replacement parts or information on this equipment please always supply information you have recorded above This product is covered by a 2 year parts and labour warranty we will cover cost of collecting and returning the item to you External items torch earth lead etc are covered by a 3 month warranty Any faults damage found caused by a customer will be charged accordingly Pay particular attention to the safety instructions we have provided yo
3. or contact R Tech by phone Contact details can be found on front of this manual and our website 17 Tig welding problems No output Power light is not lit Check machine on off switch is in the on position Check Input power to machine Check plug wiring Check mains trip fuses No output Fan runs Power light is lit Check torch connections are secure and torch switch operation try replacing tig torch If you have a multi meter check continuity between pins 1 and 2 on torch switch plug when pressing torch switch No output Power light is lit Warning light is lit Welding application may have exceeded recommended duty cycle allow machine to cool down until the warning light goes out No output Power light is lit Gas at torch end when trigger pressed Check torch condition possible break in torch power cable replace torch Machine keeps overheating Warning light is lit on machine Check if fan is running if not contact R Tech for repair Check the cooling vents for obstruction blow out machine with clean dry low pressure air supply Check for adequate ventilation around machine Porosity in weld No low gas at torch tip Check gas supply from gas bottle Check flow rate on regulator Check gas hose for restrictions Check for draughts in local area open doors etc Replace tig torch may have gas restriction GO Poor weld penetration Check condition of earth lead and clamp and ensure clamp is connectio
4. welding 7 Pulse On Off switch This turns the pulse welding on and off 8 2 4 Way selector switch 2 4 Step trigger mode switch tig welding can either be done in 2 or 4 step mode When the trigger mode is in the 2 step position the following sequence will occur 12 TORCH BUTTON PRE FLOW POST FLOW GAS GAS ON Press and hold the Tig torch switch to start sequence The machine will open gas valve to start flow of shield gas after a 0 5 seconds pre flow time to purge air from torch hose the welding output of machine will be turned on and the arc will be started After the arc is started the output current will increase from the start min current to base main current in time selected by slope up Release the Tig torch switch to end sequence The machine will now decrease output to finish min current in time set by slope down once at finish min current the machine will stop output and the gas valve will continue to operate for the selected time post flow Possible variations of this standard sequence are shown in diagram below It is possible to press and hold tig torch switch a second time during down slope time to restart After the switch is pressed the output current will raise to base main current E OUTPUT CURRENT SE a on duc gt 4 e A PRE FLOW POST FLOW GAS GAS ON When the trigger mode is in the 4 step position the following sequence will occur 4 STEP DIAGRAM 1 mu At
5. current pulse higher than base current Adjust pulse width to desired setting OANO om EF WD 0 Press the Tig torch switch to start welding 15 The benefits of pulse welding is the ability to control the weld pool and amount of heat absorbed by work resulting in a smaller heat affected zone which results in fewer deformations and reduced chance of cracking There are no set rules for pulse welding as this is down to personal choice by the welder Tig tungsten size amperage guide All values below are based on using pure argon shielding gas Other current values may be employed depending on the shielding gas and application ELECTRODE RATINGS Electrode Diameter Zirconi 8 T 2 Thoriated on DC amps deeler GE Pure Tungsten on DC mm te Ti dii Red Tip Grind to point White Tip No need to Tomm 70 040 20 60 1 6mm 1 16 40 150 40 100 8 Welding in STICK MMA SMAW Mode Fit MMA electrode holder to machine Fit earth lead to machine and to work piece Select MMA on MMA TIG switch Place electrode in holder Select desired welding base current Qo P dex BU wem Strike arc and weld WARNING ELECTRIC SHOCK CAN KILL When machine is switched to MMA mode output terminals are always live take care and do not touch electrode and earth by person at same time otherwise electric shock will occur The foot pedal has no affect on welding current in MMA mode and the gas flow and high frequency starting circuit
6. equal Blue W equal White B equal Black Br equal Brown O equal Orange Gr equal Gray D DOUBLE CRATER MODE Spanish AVISO DE PRECAUCION French ATTENTION German WARNUNG ATENCAO Japanese 2 Do not touch electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground No toque las partes o los electrodos bajo carga con la piel ropa da Aislese del trabajo y de la tierra Ne laissez ni la peau ni des v te ments mouill s entrer en contact avec des pi ces sous tension e Isolez vous du travail et de la terre e Ber hren Sie keine stromf hrenden Teile oder Elektroden mit Ihrem oder feuchter Kleidung e isolieren Sie sich von den Elektroden und dem Erdboden e toque partes el tricas e elec trodos com a pele ou roupa molha da e 1501 da pe a e terra e HE SH F PMN Fe Ft MLMPT APSSAMMEBS NTWSRILTFAUY e X BA SCR SE tiri CHa He Jet WA ll al Quali Aral ag el d hl eich DA dua le Keep flammable materials away Mantenga el material combustible fuera del area de trabajo e Gardez l cart de tout mat riel inflammable e Entfernen Sie brennbarres Material e Mantenha inflam veis bem guarda dos 6008 UC EA e i z VUE IS BET TER B
7. is disabled 16 Maintenance Routine and periodic maintenance 9 WARNING N ELECTRIC SHOCK CAN KILL Turn the input power OFF at the mains switch amp fuse box before working on this equipment Have a qualified electrician install amp service this equipment Allow machine to sit for 5 minutes minimum to allow the power capacitors to discharge before working inside this equipment Do not touch electrically live parts 1 Periodically remove the side top panels of machine and clean out machine with a low pressure dry air line paying particular attention to PC Boards Fan blades HF points 2 Inspect input and output cables amp hoses for fraying cuts amp bare spots 3 Keep tig torch and cables in good condition 4 Clean air vents to ensure proper air flow and cooling 5 The fan motor has sealed bearings which requires no maintenance Troubleshooting Service amp repair should only be performed by R Tech welding trained personnel Unauthorised repairs performed on this welding equipment may result in danger or injury to the technician and machine operator and will invalidate your warranty For your safety and to avoid electric shock please observe all safety notes and precautions detailed throughout this manual The troubleshooting guide is provided to help you locate possible machine malfunctions If fault problem is not listed below check our Tig Welder Support page on our website www r techwelding co uk support php
8. Current 160A Duty Cycle 6096 Safety Precautions Read entire section before starting installation WARNING Electric Shock can kill Only qualified personnel should perform this installation Turn off input power the fuse box before working on this equipment Do not touch electrically live parts Always connect the machine to an earthed mains supply as per national recommended standards Select suitable location Place the welder where clean cooling air can freely circulate in and out of the front amp rear louver vents Dirt dust or any foreign material that can be drawn through vents into welder must be kept to a minimum Failure to observe these precautions can result in excessive operating temperatures which can lead to plant failure Grinding Do not direct grinding particles towards the welder An abundance of conductive material can cause plant failure Stacking This machine cannot be stacked Transport Unloading Never underestimate the weight of equipment never move or leave suspended in the air above people Use recommended lifting equipment at all times WARNING Falling Equipment can cause injury Never lift welder with gas bottle attached Never lift above personnel Tilting Machine must be placed on a secure level surface or on a recommended undercarriage trolley This machine may topple over if this procedure is not followed Environmental Rating The welding power source carries the 215 r
9. I Se AIS ale Aa Olai Qiii AL AA e e Wear eye ear and body protection e Prot jase los ojos los o dos y el cuerpo e Prot gez vos yeux vos oreilles et votre corps e Tragen Sie Augen Ohren und K r perschutz e Use prote o para a vista ouvido e corpo e H ERU B SICIRRER amp LC SL ORR H 201 didi due ule Lully Cl gal dau 9 READ AND UNDERSTAND THE MANUFACTURER S INSTRUCTION FOR THIS EQUIPMENT AND THE CONSUMABLES TO USED AND FOLLOW YOUR EMPLOYER S SAFETY PRACTICES SE RECOMIENDA LEER Y ENTENDER LAS INSTRUCCIONES DEL FABRICANTE PARA EL USO DE ESTE EQUIPO Y LOS CONSUMIBLES QUE VA A UTILIZAR SIGA LAS MEDIDAS DE SEGURIDAD DE SU SUPERVISOR LISEZ ET COMPRENEZ LES INSTRUCTIONS DU FABRICANT EN CE QUI REGARDE CET EQUIPMENT ET LES PRODUITS A ETRE EMPLOYES ET SUIVEZ LES PROCEDURES DE SECURITE DE VOTRE EMPLOYEUR LESEN SIE UND BEFOLGEN SIE DIE BETRIEBSANLEITUNG DER ANLAGE UND DEN ELEKTRODENEINSATZ DES HER STELLERS DIE UNFALLVERHUTUNGSVORSCHRIFTEN DES ARBEITGEBERS SIND EBENFALLS ZU BEACHTEN Keep your head out of fumes Use ventilation or exhaust to remove fumes from breathing zone Los humos fuera de la zona de res piracion Mantenga la cabeza fuera de los humos Utilice ventilacion o para gases e Gardez la t te l cart des fum es e Utilisez un ventilateur ou un aspira te
10. ating It may be used in normal industrial and commercial environments Avoid using in areas where water rain is around Read and follow the Electric Shock Warnings in the safety section if welding must be performed under electrically hazardous conditions such as welding in wet areas or water on the work piece Electrical Installation WARNING N ELECTRIC SHOCK CAN KILL Machine grounding and High Frequency Interference Protection This welder must be grounded to earth See national electrical codes fro proper grounding methods The high frequency generator being similar to a radio transmitter may cause interference to radio TV and other electronic equipment These problems may be the result of radiated interference Proper grounding methods can reduce or eliminate this Radiated interference can develop in the following ways Direct interference from welder power source Direct interference from the welding leads Direct interference radiated from feedback into power lines A Interference from re radiation un grounded metallic objects Keeping these contributing factors in mind installing equipment as per following instructions should minimize problems 1 Keep the welder input power lines as short as possible and enclose as much of them as possible in metal conduit or equivalent shielding There should be a good electrical contact between this conduit and ground Earth 2 Keep the work and electrode
11. e to 8 12 LPM Make sure gas bottle is secured to avoid injury 10 Connections for STICK MMA SMAW Welding Fig 3 1 Negative power connector Connect the earth lead to by inserting and twisting until tight and the earth clamp to work bench 2 Gas Outlet NOT used in MMA mode 3 Positive power connector Connect the electrode holder by inserting and twisting until tight 4 Torch switch plug Not used in MMA mode 11 Controls and Settings 11 ul aT TIG200P1C 10 84 1 2 Fig 4 1 Up slope Adjustment 0 5 seconds The main welding current raises from minimum amperage to main current selected in time selected when weld started 2 Down slope Down Slope adjustment 0 5 seconds The main welding current decreases from main amperage to minimum amperage in time selected when weld finished 3 Main current control This adjusts the main welding current and is shown in L E D Fig 4 9 when welding is in process 4 Pulse frequency adjustment This sets how often pulse will occur and is adjustable from 0 5Hz to 25Hz 5 Gas post flow adjustment Adjustable from 1 10 seconds The gas keeps flowing after weld has finished this cools amp stops tungsten from getting contaminated Note Gas pre flow time is fixed at 0 5 seconds in TIG mode but no pre flow time will occur if the arc is restarted during post flow time as gas is already flowing 6 MMA TIG mode switch owitches between TIG GTAW amp MMA STICK SMAW
12. ellow Wire Earth Ground Connecting to an Engine Driven Generator If connecting this machine to an engine driven generator please ensure the following Minimum Generator KVA Output 7 5 KVA continuous Generator to be fitted with AVR automatic voltage regulation DO NOT USE ON A GENERATOR WITHOUT AVR Connecting to a generator without the above minimum requirements will invalidate your warranty Connections for TIG200PDC Rear machine connections A IxHOV or 240V 1 1 Mains input cable Fit required plug as per your electrical installation 2 On Off Switch 3 Gas input connector Connect input gas hose ensuring connection is tight 4 Earth for chassis If experiencing localized interference when using machine connect workbench to this point using correct graded earth wire not normally used Connections for TIG Welding 1 Negative power connector connect Tig Torch Dinze to power connector by inserting and twisting until tight 2 Gas outlet Connect the torch gas hose 3 Positive power connector Connect the earth lead to by inserting and twisting until tight and the earth clamp to work bench 4 Torch control socket 7 Pin Connect torch control plug To avoid a High Frequency shock keep the Tig torch in good condition and replace if any of the insulation is damaged Connect the gas input hose to gas regulator and use Pure Argon Gas available from local suppliers oet gas flow pressur
13. leads as short as possible Tape the leads together where practical 3 Be sure the torch and earth leads rubber coverings are free from cuts and cracks that allow welding power leakage 4 Keep earth lead connection to work in good condition Clean area on workbench where earth clamp is situated on a regular basis Input Connections Make sure the voltage phase and frequency of input power is as specified on machine rating plate located at rear of machine Have a qualified electrician provide suitable input power as per national electrical codes Makesure machine is earthed grounded Make sure fuse or circuit breaker is correct rating for machine Using fuses or circuit breakers smaller than recommended will result in nuisance shut off from welder inrush currents even if welding at low amperages Failure to follow these instructions can cause immediate failure within the welder and void machines warranty Turn the input power OFF at the mains switch amp fuse box before working on this equipment Have a qualified electrician install amp service this equipment Allow machine to sit for 5 minutes minimum to allow the power capacitors to discharge before working inside this equipment Do not touch electrically live parts The TIG200PDC Inverter Tig Welder requires 240V 50 60Hz 32amp fused supply It comes with a 3 metre mains cable attached Connect wires according to national coding Brown wire Live Blue wire Neutral Green Y
14. n via a clean area on work piece Check condition of tig torch try other tig torch Machine stuck on minimum amps when welding although higher amperage has been set Make sure machine has not been set to 4 way operation as when in this mode when you press torch switch you get minimum amps and when you let go of switch machine will go to maximum amps set Arc Flutters when TIG welding 1 Tungsten electrode may be too large in diameter for the current setting 2 Tungsten not sharp when in DC mode 3 Gas shielding flow may be low or high check gas flow reduce tungsten stick out beyond ceramic 4 Check for leaks in torch amp gas hoses Black areas along weld bead 1 Clean any oily or organic contaminationfrom thework piece 2Tungsten electrode contaminated Replace or sharpen 3 Check for leaks or contamination on gas hoses amp connections 4 Gas flow may be insufficient Increase gas flow reduce tungsten stick out from ceramic 18 Weak HF Poor arc striking welding output normal 1 Check torch and earth connections is torch cable insulation in good condition 2 Check for leaks or contamination on gas hoses amp connections 3 Gas flow may be insufficient increase gas flow reduce tungsten stick out from ceramic 4 Keep output cables short as possible HF spark is present at the tungsten electrode but unable to start welding arc Machine has normal welding output 1 Tungsten may be contaminated replace or sharpen
15. poit OUTPUT CURRENT k kd PRE FLOW POST FLOW GAS GASON Press and hold the tig torch switch to start sequence The machine will open gas valve to start flow of shield gas after a 0 5 seconds pre flow time to purge air from torch hose the welding output of machine will be turned on and the arc will be started After the arc is started the Output current will be at start min current 13 This condition can be maintained as long as required Release the tig torch switch to go to step 2 The machine will now increase output to base main current in time set by slope up Press and hold the tig torch switch when main weld is complete The machine will now decrease the welding output current to finish min in down slope time set Once at finish min output you can release the Tig torch switch to end weld the gas post flow will continue to run for set time 9 LED Display 3 digit LED meter is used to display the actual amperage when welding 10 Base current control This adjusts the Base welding current when you use at pulse function please put it lower than main pulse current at pulse function 11 Pulse width adjustment this set show the rate of pulse current base current when you use the pulse function Operating machine SAFETY PRECAUTIONS WARNING N ELECTRIC SHOCK CAN KILL Do not touch electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground Always wear dry ins
16. s e VRLPAZS ENUAMLIEE CHikBEtL2Z3UCPRHF U e SESS IT BS EOSUR XR SERT LE 9i D l AIS EY AS UI al UA Jedd e ade cial Spanish AVISO DE PRECAUCION French ATTENTION German WARNUNG ATEN O 2 Chinese Korean LEIA E COMPREENDA AS INSTRUGOES DO FABRICANTE PARA ESTE EQUIPAMENTO E AS PARTES DE USO E SIGA AS PRATICAS DE SEGURANCA DO EMPREGADOR fESRMM CRUD A A OIRBEE HA EFBRLTF EW CL CRHORSRMELTE TRE 3 VERRE ORI RMA REM EE BIE gea SAAD HAS AIA sta Sch SD spart all sl Catia Al Aale ll oig SS Sall L
17. u for your protection The level of seriousness to be applied to each section is explained below WARNING This statement appears where the information must be followed exactly to avoid serious personal injury CAUTION This statement appears where the information must be following to avoid a minor personal injury or damage to this equipment Introduction The R Tech TIG200PDC is a member of our field acclaimed family of welding products Premium features include Inverter power source more efficient to operate provides smoother weld characteristics Pulse welding in DC Tig welding mode HF Arc start Easy arc striking and prolonged tungsten life Slope up slope down Digital amp meter Industrial 6096 Duty cycle at 200 Amps 40 C Recommended Processes C The R Tech TIG200PDC is recommended for the Tig welding processes within its output capacity of 200 Amps Equipment Limitations The R Tech TIG200PDC is protected from overloads beyond the output ratings and duty cycle as per machine specifications with thermostat protection of the output coils and rectifiers Welding Capability Duty Cycle The R Tech TIG200PDC is rated at 200 Amps at 60 duty cycle on a ten minute basis If the duty cycle is exceeded a thermal protector will shut machine off until the machine cools Technical Specifications Model No R Tech TIG200PDC 240V AC 50 60Hz Fuse Slow blow 32Amp No load Voltage 60V 80V MMA Rated Output
18. ulating gloves Indes Rf mor SEN CG Ze e EH Sg s EL WARNING e FUMES AND GASES can be dangerous Keep your head out of fumes amp gases produced from welding Use ventilation or exhaust to remove fumes amp gases from breathing zone and general area 14 WELDING SPARKS cause fire or explosion WARNING Keep flammable material away from work area Do not weld on containers that have held combustibles 24 WARNING N M ARC RAYS can burn Wear eye ear and body protection Make sure work area is protected by proper shielding to avoid injury to passers by Welding in TIG mode No Pulse Connect the Tig Torch to machine connect earth lead to machine amp work piece Set the TIG MMA switch to TIG oet Pulse Switch to Off position Select 2 or 4 way torch operation Connect Argon gas and set flow to approx 8 12 LPM oet Gas post flow to 3 x diameter of tungsten width Adjust main current to desired welding current JO Of Press the Tig torch switch to start welding Welding in TIG mode with Pulse Connect the Tig Torch to machine connect earth lead to machine amp work piece Set the TIG MMA switch to TIG Select 2 or 4 way torch operation Connect Argon gas and set flow to approx 8 12 LPM oet Gas post flow to 3 x diameter of tungsten width oet Pulse On Off switch to ON Adjust Pulse freq to desired setting how often pulse happens Adjust main
19. ur pour ter les fum es des zones de travail e Vermeiden Sie das Einatmen von Schweibrauch e Sorgen Sie f r gute Be und Entl ftung des Arbeitsplatzes e Mantenha seu rosto da fuma a e Use ventilac o e exhaust o para remover fumo da zona respirat ria eti ADP5mtRES 22157 e RR PHB TABEL TREO e 1 5f UR E s FB X8 SR ER Secr SHINS Belle Syor 2377 E xs Bal 7474214 E amp z7 R AHgSHIAIg i x oe fa dl c gal bias Aasch ail qub w i Al BAU ge Al sag ue Turn power off before servicing Desconectar el cable de ali mentacion de poder de la maquina antes de iniciar cualquier servicio e D branchez le courant avant l entre tien e Strom vor Wartungsarbeiten abschalten Netzstrom v llig off nen Maschine anhalten e N o opere com as tampas removidas e Desligue a corrente antes de fazer servico e toque as partes el tricas nuas e Ate HE ZLCRU P PSR KEPFBRBALy Fe HFT Us e RE se Ada eui ily jest A akil Do not operate with panel open or guards off No operar con panel abierto o guardas quitadas e N op rez pas avec les panneaux ouverts ou avec les dispositifs de protection enlev s e Anlage nie ohne Schutzgeh use oder Innenschutzverkleidung in Betrieb setzen e Mantenha se afastado das partes moventes e opere com os paineis abertos ou guardas removida
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