Home

Lincoln Electric IM605 User's Manual

Contents

1. 8 WELDING IN STICK MODE 9 ACCESSORIES SECTION erede edere nee deer erre iren drea Tere ura na nana nien rrr rcu au 10 MAINTENANCE enne iind ka trece E ha 11 TROUBLESHOOTING SECTION sense 12 DIAGRAM SECTION 19 WIRING DIAGRAM iiie ERI rater cirea 19 PARTS LISTS urit REP rne cite P281 SERIES P210 F P66 J LINCOLN vi 1 INSTALLATION 1 TECHNICAL SPECIFICATIONS Square Wave TIG 175 K1582 1 only INPUT SINGLE PHASE ONLY Standard Input Current at Voltage Rated Output 240 380 415 1 50 60 54 33 30 AC DC Stick amp DC TIG 71 41 37 AC TIG Additional Lincoln Rating 220 240 400 415 1 50 60 54 30 AC DC Stick amp DC TIG 71 37 AC TIG RATED OUTPUT Duty Cycle Volts at Rated Amperes GTAW 25 Duty Cycle 14 8 V AC DC 40 Duty Cycle 14 5 V AC DC 60 Duty Cycle 14 3 V AC DC 100 Duty Cycle 14 0 V AC DC SMAW 25 Duty Cycle 26 0 V AC DC 40 Duty Cycle 25 0 V AC DC 60 Duty Cycle 24 4 V AC DC 100 Duty Cycle 23 4 V AC DC OUTPUT Maximum Open Output Current Circuit Voltage Type of Output Range STICK AND TIG CC Constant Current 12 175 Amps AC 78 AC DC AC and DC DC 64 RECOMMENDED INPUT WIRE AND FUSE SIZES For AC DC Stick and DC TIG Welding at 150A 25 Duty Cycle and for AC TIG Welding up to 110A 25 Duty Cycle Based on the 1996 U S National Electrical Cod
2. 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 Mantenga cabeza fuera de los humos Utilice ventilaci n aspiraci n para gases Gardez la t te l cart des fum es Utilisez un ventilateur ou un aspira teur pour ter les fum es des zones de travail Vermeiden Sie das Einatmen von Schweibrauch Sorgen Sie f r gute Be und Entl ftung des Arbeitsplatzes Mantenha seu rosto da fumaca Use ventilac o e exhaust o para remover fumo da zona respirat ria eti ADP5oUtRE 9 fsPBHEILTAESUCFEU e c EUR Fa fE SH7IAE else S XACER E MASH 918 2 A714 9 7 amp ABIHA os lal and Gal bacs ud gaal sag uc Turn power off before servicing Desconectar el cable de ali mentaci n de poder de maquina antes de iniciar cualquier servicio D branchez le courant avant l entre
3. RETURN MAIN MENU EES IM605 Square Wave TIG 1 75 nd For use with machines having Code Numbers 10456 Safety Depends on You Lincoln arc welding and cutting equipment is designed and built with safety in mind However your overall safety can be increased by proper installation and thoughtful operation on your part DO NOT INSTALL OPERATE OR REPAIR THIS EQUIPMENT WITHOUT READING THIS MANUAL AND THE SAFETY PRECAUTIONS CONTAINED THROUGHOUT And most importantly think before you act and be careful OPERATOR S MANUAL LINCOLN World s Leader in Welding and Cutting Products Premier Manufacturer of Industrial Motors Sales and Service through Subsidiaries and Distributors Worldwide 22801 St Clair Ave Cleveland Ohio 44117 1199 U S A Tel 216 481 8100 SAFETY WARNING CALIFORNIA PROPOSITION 65 WARNINGS A Eor Diesel Engines Diesel engine exhaust and For Gasoline Engines The engine exhaust from some of its constituents are known to the State this product contains chemicals known to the of California to cause cancer birth defects and State of California to cause cancer birth defects other reproductive harm or other reproductive harm ARC WELDING CAN BE HAZARDOUS PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJURY OR DEATH KEEP CHILDREN AWAY PACEMAKER WEARERS SHOULD CONSULT WITH THEIR DOCTOR BEFORE OPERATING Read and understand the following safety highlights
4. H3ddO9 193NNOO NOILOANNOO LIOA 072 SION NALHOIL OL GALS HOLIMS H3MOd NIT H3ddOO LOANNOO NOILOANNOO 170A 086 SLAN NALHOIL OL GNLS HOLIMS HAMOd WOW INIT H3dd09 LO3NNOO NMOHS SV NOLLO3NNOO 110A 517 NOLLO3NNO93H 39V 10A 09 06 1 617 086 070 GLL OIL 3AVM 3HVhOS WNV49VIQ SQUARE WAVE TIG 175 20 NOTES SQUARE WAVE TIG 175 LINCOLN 8 20 NOTES SQUARE WAVE TIG 175 LINCOLN 8 Now Available 12th Edition The Procedure Handbook of Arc Welding With over 500 000 copies of previous editions published since 1933 the Procedure Handbook is considered by many to be the Bible of the arc welding industry This printing will go fast so don t delay Place your order now using the coupon below The hardbound book contains over 750 pages of welding information techniques and procedures Much of this material has never been included in any other book A must for all welders supervisors engineers and designers Many welding instructors will want to use the book as a reference for all students by taking advantage of the low quan tity discount prices which include shipping by 4th class parcel post 15 00 postage paid U S A Mainland How To Read Shop Drawings The book contains the latest information and application data on the American Welding Society Standard Welding Symbols Detailed discussion tells how engineers and drafts
5. Wear eye ear and body protection Observe additional Safety Guidelines detailed in the beginning of this manual GENERAL DESCRIPTION The Square Wave TIG 175 is a constant current single range AC DC TIG GTAW arc welding power source with built in arc starter stabilizer It also has stick welding SMAW capability The Square Wave TIG 175 is recommended for the TIG GTAW and stick SMAW welding processes within its output capacity of 12 to 175 amps on both AC and DC polarity INCLUDED EQUIPMENT For GTAW TIG Welding TIG torch factory assembled with 12 5 ft 3 8m one piece cable 3 32 Collet body 3 32 Collet Short backcap Not assembled 3 32 x 7 2 Thoriated Tungsten Electrode Long backcap 1 2 Diameter Alumina gas cup Foot Amptrol remote current control with 15ft 4 6m cable For SMAW Stick Welding Electrode holder with cable and quick connect plug For Installation and startup Work Cable and Clamp WELDING CAPABILITY The Square Wave TIG 175 is rated at 150 amps 15 volts at 2596 duty cycle on a ten minute basis It is capable of higher duty cycles at lower output currents It is capable of 175 amps 27 volts at a lower duty cycle If the duty cycle is exceeded a thermal protec tor will shut off the output until the machine cools SQUARE WAVE TIG 175 LINCOLN 8 7 OPERATION 7 CONTROLS AND SETTINGS All operator controls and adjustments are located on the fro
6. free protective garments such as leather gloves heavy shirt cuffless trousers high shoes and a cap over your hair Wear ear plugs when welding out of position or in confined places Always wear safety glasses with side shields when in a welding area Connect the work cable to the work as close to the welding area as practical Work cables connected to the building framework or other locations away from the welding area increase the possibility of the welding current passing through lifting chains crane cables or other alternate circuits This can create fire hazards or overheat lifting chains or cables until they fail Also see item 1 c LINCOLN amp CYLINDER may explode if damaged i 7 a Use only compressed gas cylinders containing the correct shielding gas for the process used and properly operating regulators designed for the gas and pressure used All hoses fittings etc should be suitable for the application and maintained in good condition Always keep cylinders in an upright position securely chained to an undercarriage or fixed support Cylinders should be located Away from areas where they may be struck or subjected to physical damage safe distance from arc welding or cutting operations and any other source of heat sparks or flame Never allow the electrode electrode holder or any other electrically hot parts to touch a cylinder Keep your head and face away f
7. men use the short cut language of symbols to pass on assembly and welding information to shop personnel Practical exercises and examples develop the reader s ability to visualize mechanically drawn objects as they will appear in their assembled form 187 pages with more than 100 illustrations Size 8 1 2 x 11 New Lessons in Arc Welding Lessons simply written cover manipulatory techniques machine and electrode characteristics related subjects such as distortion and supplemental information on arc welding applications speeds and costs Practice materials exercis es questions and answers are suggested for each lesson 528 pages well illustrated 6 x 9 size bound in simulated gold embossed leather 5 00 postage paid U S A Mainland Need Welding Training The Lincoln Electric Company operates the oldest and most respected Arc Welding School in the United States at its corporate headquarters in Cleveland Ohio Over 100 000 students have graduated Tuition is low and the training is hands For details write Lincoln Welding School 22801 St Clair Ave Cleveland Ohio 44117 1199 and ask for bulletin ED 80 or call 216 383 2259 and ask for the Welding School Registrar Lincoln Welding School Durable cloth covered board binding BASIC COURSE 700 00 4 50 postage paid U S A Mainland 5 weeks of fundamentals There i is a 10 discount on all orders of 50 00 or more for shipment at
8. amp ehem EE 2 Bcc 2 ENVIRONMENTAL 2 MACHINE GROUNDING AND HIGH FREQUENCY INTERFERENCE PROTECTION 2 INPUT CONNECTIONS acta ied eddies ates cane 3 INPUT RECONNECT PROCEDURE sisi 3 OUTPUT CONNECTIONS Dee etu tea ee 4 CONNECTIONS FOR WELDING 4 TIG TORCH 4 WORK CABLE CONNECTION 4 SHIELDING GAS CONNECTION tenn 4 REMOTE CONTROL CONNECTION eee 5 CONNECTIONS FOR STICK SMAW WELDING ss 5 STICK ELECTRODE CABLE AND WORK CABLE CONNECTION 5 OPERATION SECTIO N cine Ia teen ct Te aa diese eat dee 6 SAFETY PRECAUTIONS oett uel tus pl e e deeper p de RUE Ted 6 GENERAL DESCRIPTION ta tu Rp nece 6 INCLUDED 6 FOR TIG WELDING 6 FOR SMAW STICK 6 FOR INSTALLATION AND STARTUP eee 6 WELDING CAPABILITY aay beet o fet 6 CONTROLS AND SETTIN GS itte eed tener cel em t e dete pe 7 OPERATING STEPS wasnt alee ae eed Bee 8 WELDING IN 8 AMPTROL ACCESSORY OPERATION su 8 BENEFITS OF THE SQUARE WAVE DESIGN
9. d incendie ou d echauffement des chaines et des c bles jusqu ce qu ils se rompent 9 Assurer une ventilation suffisante dans la zone de soudage Ceci est particuli rement important pour le soudage de t les galvanis es plomb es ou cadmi es ou tout autre m tal qui produit des fume s toxiques Ne pas souder en pr sence de vapeurs de chlore provenant d op rations de d graissage nettoyage ou pistolage La chaleur ou les rayons de l arc peuvent r agir avec les vapeurs du solvant pour produire du phosg ne gas fortement toxique ou autres produits irritants Si on utilise la machine souder comme une source de 11 Pour obtenir de plus amples renseignements sur la s ret voir le code Code for safety in welding and cutting CSA Standard W 117 2 1974 courant pour soudage semi automatique ces precautions pour le porte lectrode s applicuent aussi au pistolet de soudage 2 Dans le cas de travail au dessus du niveau du sol se prot ger contre les chutes dans le cas ou on recoit un choc Ne jamais PR CAUTIONS DE S RET POUR enrouler le c ble lectrode autour de n importe quelle partie JU corps LES MACHINES SOUDER TRANSFORMATEUR ET donc REDRESSEUR Un coup d arc peut tre plus s v re qu un coup de soliel a Utiliser un bon masque avec un verre filtrant appropri ainsi qu un verre blanc afin de se prot ger les yeux du ray 1 onnement de l arc et des projections quand on soude ou qua
10. frequency leakage 5 The work piece must be connected to an earth ground close to the work clamp using one of the following methods SQUARE WAVE TIG 175 LINCOLN 3 INSTALLATION 3 a metal underground water pipe in direct contact with the earth for ten feet or more 3 4 19mm galvanized pipe or a 5 8 16mm solid galvanized iron steel or copper rod driven at least eight feet into the ground The ground should be securely made and the ground ing cable should be as short as possible using cable of the same size as the work cable or larger Grounding to the building frame electrical conduit or a long pipe system can result in re radiation effectively making these members radiating antennas 6 Keep cover and all screws securely in place 7 Electrical conductors within 50 ft 15 2m of the welder should be enclosed in grounded rigid metal lic conduit or equivalent shielding wherever possi ble Flexible metallic conduit is generally not suit able 8 When the welder is enclosed a metal building the metal building should be connected to several good earth driven electrical grounds as in 5 b above around the periphery of the building Failure to observe these recommended installation procedures can cause radio or TV and electronic equipment interference problems and result in unsatis factory welding performance resulting from lost high frequency power INPUT SUPPLY CONNECTIONS Be sur
11. health Avoid breathing these fumes and gases When welding keep your head out of the fume Use enough ventilation and or exhaust at the arc to keep fumes and gases away from the breathing zone When welding with electrodes which require special ventilation such as stainless or hard facing see instructions on container or MSDS or on lead or cadmium plated steel and other metals or coatings which produce highly toxic fumes keep exposure as low as possible and below Threshold Limit Values TLV using local exhaust or mechanical ventilation In confined spaces or in some circumstances outdoors a respirator may be required Additional precautions are also required when welding on galvanized steel Do not weld in locations near chlorinated hydrocarbon vapors coming from degreasing cleaning or spraying operations The heat and rays of the arc can react with solvent vapors to form phosgene a highly toxic gas and other irritating products Shielding gases used for arc welding can displace air and cause injury or death Always use enough ventilation especially in confined areas to insure breathing air is safe Read and understand the manufacturer s instructions for this equipment and the consumables to be used including the material safety data sheet MSDS and follow your employer s safety practices MSDS forms are available from your welding distributor or from the manufacturer Mar 95 SAFETY 7 WELDING SPA
12. supply is empty or not turned on Flow regulator may be set too low Gas hose may be pinched Gas flow may be blocked with dirt Check filter screen inside gas inlet fitting to solenoid valve Use filters to prevent reoccur rence Contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance Consult your local welder gas distributor Tungsten electrode may be too small for process Use a larger diameter tungsten or a pure tungsten If a helium blend is used as a shielding gas then reduce the percentage of helium The welding current is too high for the electrode type and or size See the Table B 1 in the Operation Section of this manu al A CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests repairs safely contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed SQUARE WAVE TIG 175 LINCOLN 8 18 TROUBLESHOOTING 18 Observe all Safety Guidelines detailed throughout this manual PROBLEMS POSSIBLE AREAS OF RECOMMENDED SYMPTOMS MISADJUSTMENTS S COURSE OF ACTION STICK WELDING PROBLEMS Stick electrode Blasts Off when 1 Weld current may be set too is struck high for electrode size Reduce current control setting or use a larger diameter electrode Stick electrode sticks in the weld The weld current may be set too Conta
13. ual for other available remote controls CONNECTIONS FOR STICK SMAW WELDING STICK ELECTRODE CABLE AND WORK CABLE CONNECTION Refer to Included Equipment in the Operation Section of this manual for STICK welding equipment which is included with the Square Wave TIG 175 An electrode holder with cable is supplied with the Square Wave TIG 175 Turn the Power Switch OFF Connect the cable quick connect plug into the Electrode Gas Output Receptacle and turn it clockwise until it is tight The work cable and work clamp are fac tory connected SQUARE WAVE TIG 175 LINCOLN 6 OPERATION 6 SAFETY PRECAUTIONS Read and understand this entire section before operat ing the machine A WARNING ELECTRIC kill Do not touch electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground Always wear dry insulating gloves Read and follow Electric Shock Warnings in the Safety section if welding must be per formed under electrically hazardous condi tions such as welding in wet areas or on or in the workpiece FUMES AND GASES can be dangerous Keep your head out of fumes 512 Use ventilation or exhaust to remove fumes from breathing zone WELDING SPARKS can cause fire or explosion Keep flammable material away Do not weld on containers that have held combustibles ARC RAYS 2 4 2
14. 91 Qu al Gail guet cas
15. For additional safety information it is strongly recommended that you purchase a copy of Safety in Welding amp Cutting ANSI Standard 249 1 from the American Welding Society P O Box 351040 Miami Florida 33135 or CSA Standard W117 2 1974 A Free copy of Arc Welding Safety booklet E205 is available from the Lincoln Electric Company 22801 St Clair Avenue Cleveland Ohio 44117 1199 BE SURE THAT ALL INSTALLATION OPERATION MAINTENANCE AND REPAIR PROCEDURES ARE PERFORMED ONLY BY QUALIFIED INDIVIDUALS FOR ENGINE powered equipment 1 Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running 3 hy h 1 h To avoid scalding do not remove the radiator pressure cap when the engine is hot 1 b Operate engines in open well ventilated areas or vent the engine exhaust fumes outdoors ELECTRIC AND MAGNETIC FIELDS _ may be dangerous 2 a Electric current flowing through any conductor causes localized Electric and Magnetic Fields EMF Welding current creates EMF fields around welding cables and welding machines 1 c Do not add the fuel near an open flame weld ing arc or when the engine is running Stop the engine and allow it to cool before refuel ing to prevent spilled fuel from vaporizing on contact with hot engine parts and igniting Do not spill fuel when filling tank If fuel is spilled wipe it up and do not
16. NNECTION Obtain the necessary inert shielding gas usually argon Connect a cylinder of gas with a pressure ulator and flow gage Install a gas hose between the regulator and gas inlet located on the rear of the welder The gas inlet has a 5 16 18 right hand female thread CGA 032 WARNING CYLINDER could explode if damaged cylinder upright and chained to a support cylinder away from areas where it could be damaged allow the torch to touch the cylinder cylinder away from live electrical circuits inlet pressure 150 psi The optional undercarriage features a pivoting platform that simplifies loading and unloading of gas cylinders A cylinder is loaded by leaning it slightly sideways rolling it toward the platform The cylinder s weight will push the platform downward against the floor forming a ramp At this point the cylinder may be rolled up the platform into its final position Secure the cylinder in place with the provided chain Unload by following these steps in reverse SQUARE WAVE TIG 175 LINCOLN 5 INSTALLATION REMOTE CONTROL CONNECTION remote control receptacle is provided on the case front of the welder for connecting a remote control to to the machine A Foot Amptrol foot activated remote control is included with the Square Wave 175 Refer to the Optional Accessories section of this man
17. On multiple input voltage welders be sure the machine is connected per the following instructions for the voltage being supplied to the welder A CAUTION Failure to follow these instructions can cause immediate fail ure of components within the welder Multiple voltage models are shipped connected for the high est voltage To change this connection refer to the following instructions WARNING ELECTRIC SHOCK can kill Turn the input power OFF at the disconnect switch or fuse box before working on this equipment For 220 240V connection Refer to figure A 1 1 Remove the sheet metal cover 2 Disconnect the copper link between the switch stud and H4 3 Connect the copper link from the switch stud to H2 and tighten nuts securely 4 Replace sheet metal cover and all screws For 380V connection Refer to figure A 1 1 Remove the sheet metal cover 2 Disconnect the copper link between the switch stud and H4 3 Connect the copper link from the switch stud to H3 and tighten nuts securely 4 Replace sheet metal cover and all screws For 400 415V connection Refer to figure A 1 1 Remove the sheet metal cover 2 Disconnect the copper link between the switch stud and H2 or H3 3 Connect the copper link from the switch stud to H4 and tighten nuts securely 4 Replace sheet metal cover and all screws SQUARE WAVE TIG 175 LINCOLN INPUT LEADS L1 amp L2 USE INSULATED BARREL RING TE
18. RKS lt gt cause fire or explosion 6 a Remove fire hazards from the welding area If this is not possible cover them to prevent the welding sparks from starting a fire Remember that welding sparks and hot materials from welding can easily go through small cracks and openings to adjacent areas Avoid welding near hydraulic lines Have a fire extinguisher readily available Where compressed gases are to be used at the job site special precautions should be used to prevent hazardous situations Refer to Safety in Welding and Cutting ANSI Standard Z49 1 and the operating information for the equipment being used When not welding make certain no part of the electrode circuit is touching the work or ground Accidental contact can cause overheating and create a fire hazard Do not heat cut or weld tanks drums or containers until the proper steps have been taken to insure that such procedures will not cause flammable or toxic vapors from substances inside They can cause an explosion even though they have been cleaned For information purchase Recommended Safe Practices for the Preparation for Welding and Cutting of Containers and Piping That Have Held Hazardous Substances AWS F4 1 from the American Welding Society see address above Vent hollow castings or containers before heating cutting or welding They may explode Sparks and spatter are thrown from the welding arc Wear oil
19. RMINALS TO FIT 10 32 STUDS PROVIDED LN s INPUT SUPPLY p CONNECTION DO NOT REMOVE FOR 220 240V CONNECT COPPER LINK TO H2 FOR 380V CONNECT COPPER LINK TO H3 FOR 400 415V CONNECT COPPER LINK TO H4 AS SHOWN FIGURE A 1 Reconnect Leads OUTPUT CONNECTIONS Js ELECTRODE GAS OUTLET RECEPTACLE o 6 NN FIGURE A 2 Location of Output Connections CONNECTIONS FOR TIG GTAW WELDING TIG TORCH CONNECTION Refer to Included Equipment in the Operation Section of this manual for TIG welding equipment which is included with the Square Wave TIG 175 A TIG welding torch with cable and connector is sup plied with the welder Turn the Power Switch OFF Connect the torch cable quick connect plug into the INSTALLATION 4 Electrode Gas Output Receptacle on the front of the welder and turn it clockwise until it is tight This is a quick connect terminal and also provides the gas con nection for the shielding gas to the torch WARNING To avoid receiving a high frequency shock keep the TIG torch and cables in good condition WORK CABLE CONNECTION work cable with attached work clamp is factory con nected to the Square Wave TIG 175 To minimize high frequency interference refer to Machine Grounding and High Frequency Interference Protection section of this manual for the proper procedure on grounding the work clamp and work piece SHIELDING GAS CO
20. acility for technical troubleshooting assistance Keep cables as short as possible Check Spark Gap operation and setting 0 015 The tungsten electrode may be contaminated Replace or sharp en The current control may be set too low The tungsten electrode may be too large for the process If a helium blend is used as a shielding gas then reduce the percentage of helium A CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests repairs safely contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed SQUARE WAVE TIG 175 LINCOLN 8 17 TROUBLESHOOTING 17 Observe all Safety Guidelines detailed throughout this manual PROBLEMS POSSIBLE AREAS OF RECOMMENDED SYMPTOMS MISADJUSTMENTS S COURSE OF ACTION TIG WELDING PROBLEMS No high frequency Machine is in the TIG Mode and has normal out put No gas flow when Amptrol is activat ed the TIG Mode Machine has output fan runs A Click can be heard indicating that the gas sole noid valve is operating When AC TIG welding the arc is erratic and there is a loss of clean ing of the work piece The end of the tungsten electrode melts away If the machine location is in a highly dirty environment with conductive contaminants check and clean the spark gap with a low pressure air stream per the maintenance instructions Gas
21. contact entre les parties sous tension et la peau nue ou les v tements mouill s Porter des gants secs et sans trous pour isoler les mains Faire tr s attention de bien s isoler de la masse quand on soude dans des endroits humides ou sur un plancher met allique ou des grilles metalliques principalement dans les positions assis ou couch pour lesquelles une grande partie du corps peut tre en contact avec la masse Maintenir le porte lectrode la pince de masse le c ble de soudage et la machine souder en bon et s r tat defonc tionnement d Ne jamais plonger le porte lectrode dans l eau pour le refroidir Ne jamais toucher simultan ment les parties sous tension des porte lectrodes connect s deux machines soud er parce que la tension entre les deux pinces peut tre le total de la tension vide des deux machines pr venir tout risque d incendie d aux tincelles Quand on ne soude pas poser la pince une endroit isol de la masse Un court circuit accidental peut provoquer un chauffement et un risque d incendie S assurer que la masse est connect e le plus pr s possible de la zone de travail qu il est pratique de le faire Si on place la masse sur la charpente de la construction ou d autres endroits loign s de la zone de travail on augmente le risque de voir passer le courant de soudage par les chaines de levage c bles de grue ou autres circuits Cela peut provoquer des risques
22. ct your Local Lincoln Authorized puddle low Increase the current controllField Service Facility for technical setting or use a smaller diame troubleshooting assistance ter electrode A CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests repairs safely contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed SQUARE WAVE TIG 175 LINCOLN 8 WIRING DIAGRAM 19 19 866011 Mu aX 76913 d3d STOSWAS 1V91H19373 dHvOg 24 M3zrigvis SSWdAG Ala SV 15 OVASLL 319V143934 31038 31038 102 M 962 02 4 N340 OIL 438010 MOILS HOLIMS 330 NOILISOd OV NI NMOHS MIA uv3u HOLIMS ALIHV10d INHHNO 86 9 LEZ 7 NO H3MOd GIOWOL 21 8 2029 C OVAGILL ye oez 8 9X M e 02 4 SXM LOZ M GB 020 C M o 602 HH ZH HOLIMS H3MOd SSOH9V 03103 09 38 SAYMIY LSNW 20 ANY 19 SLAN N31H9LL ZH OL GALS HOLIMS 83MOd
23. cy generator being similar to a radio transmitter can be blamed for radio TV and electronic equipment interference problems These problems may be the result of radiated interference Proper grounding methods can reduce or eliminate radiated interference Radiated interference can develop in the following four Ways 1 Direct interference radiated from the welder 2 Direct interference radiated from the welding leads 3 Direct interference radiated from feedback into the power lines 4 Interference from re radiation of pickup by ungrounded metallic objects Keeping these contributing factors in mind installing equipment per the following instructions should mini mize problems 1 Keep the welder power supply lines as short as pos sible and enclose as much of them as possible in rigid metallic conduit or equivalent shielding for a distance of 50 feet 15 2m There should be good electrical contact between this conduit and the welder case ground Both ends of the conduit should be connected to a driven ground and the entire length should be continuous 2 Keep the work and electrode leads as short as pos sible and as close together as possible Lengths should not exceed 25 ft 7 6m Tape the leads together when practical 3 Be sure the torch and work cable rubber coverings are free of cuts and cracks that allow high frequen cy leakage 4 Keep the torch in good repair and all connections tight to reduce high
24. d most commonly DC 4 Place the electrode in the electrode holder 5 Turn the power switch to ON A WARNING In Stick Mode the output terminal and electrode will be electrically hot whenever the power switch is turned on e 6 Adjust the Current Control to the desired amps 7 Strike an arc and weld NOTE When the TIG STICK switch is set to STICK the output is always on when the power switch is on A remote control has no effect on the welding current and the gas flow and high frequency TIG arc starter are dis abled RECOMMENDED ELECTRODE AMPERAGE RANGES SQUARE WAVE TIG 175 The Square Wave TIG 175 is rated from12 175 Amps SMAW Process ELECTRODE POLARITY 3 32 1 8 5 32 Fleetweld 5P Fleetweld 5P DC 40 70 75 130 90 175 Fleetweld 180 DC 40 80 55 110 105 135 Fleetweld 37 DC 70 95 100 135 145 Max Fleetweld 47 DC 75 95 100 145 135 Max Jet LH MR DC 85 110 110 160 130 Max Blue Max Stainless DC 40 80 75 110 95 110 Red Baron Stainless DC 40 70 60 100 90 140 Mild steel procedures are based on recommended procedures listed in C2 10 8 94 and the maximum rating of the Square Wave TIG 175 Jet LH MR procedures are based on Jet LH 78 MR Blue Max procedures are based on C6 1 6 95 Red Baron Procedure are based on ES 503 10 93 GTAW Process Electrode Polarity DC AC Approximate Ar
25. e For AC TIG Welding at 150 A 25 Duty Cycle Based on the 1996 U S National Electrical Code Type 75 C Type 75 C Input Fuse Input Type 75 C Copper Fuse Input Type 75 C Copper Voltage Super Lag Ampere Copper Wire in Ground Wire in Super Lag Ampere Copper Wire in Ground Wire phase or Breaker Rating on Conduit AWG Conduit AWG or Breaker Rating Conduit AWG Conduit AWG Frequency Size Nameplate IEC Sizes IEC Sizes i Nameplate IEC Sizes IEC Sizes o ENT o x REC 4 37 12 3 3 mm2 12 3 3 mm2 PHYSICAL DIMENSIONS Height Width Depth Weight 19 53 in 13 72 in 24 94 in Approx 200 lbs 496 mm 349 mm 633 mm 90 9 kgs Power Source 27 93 in 19 22 in 36 74 in Approx 230 lbs on 709 mm 488 mm 933 mm 105 kgs Undercarriage SQUARE WAVE TIG 175 LINCOLN 2 INSTALLATION 2 Read entire installation section before starting installation Safety Precautions WARNING 9 ELECTRIC SHOCK can kill Only qualified personnel should perform this installation Turn the input power OFF at the disconnect switch or fuse box before working on this equipment Do not touch electrically hot parts Always connect the Square Wave TIG 175 to a power supply grounded per the National Electrical Code and any local codes SELECT SUITABLE LOCATION Place the welder where clean cooling air can freely cir c
26. e the voltage phase and frequency of the input power is as specified on the rating plate located on the rear of the machine 1 Connect terminal marked to earth ground per National Electric Code or any local codes 2 Connect the supply lines to the line switch studs as shown in figure 1 insulated barrel type terminals to fit 10 32 studs Torque each nut to 3 0 Nm 3 Install in accordance with all local and national electrical codes The Square Wave TIG is supplied with one cord connector The cord connector provides a strain relief for the input power cord as it passes through the rear access hole The cord connector is designed for a cord diameter of 14 2 to 25 4 mm 560 to 1 00 in Strip away outer jacket of cord trim fillers and insert conductors mthrough cord connector The jacketed portion of the cord must go through the cord connector Tighten both connector screws Also called inverse time or thermal magnetic circuit breakers circuit breakers which have a delay in tripping action that decreases as the magni tude of the current increases Refer to the Technical Specifications page at the begin ning of this section Fuse the input circuit with the recom mended super lag fuses or delay type circuit breakers Using fuses or circuit breakers smaller than recommended may result in nuisance shut offs from welder inrush currents even if not welding at high currents INPUT RECONNECT PROCEDURE
27. embled and mounts directly to the power source K812 Hand Amptrol Lincoln Foot Amptrol is included with the Square Wave TIG 175 for remote cur rent control while TIG welding The K812 Hand Amptrol may be used in place of the Foot Amptrol if a thumb operated remote control is desired K814 Arc Start Switch The Arc Start Switch may be used instead of the Foot Amptrol included with the Square Wave TIG 175 It allows on off TIG welding at the current set by the Current Control on the control panel The Arc Start Switch does not provide remote current control Magnum LA 9 and LA 17 TIG Torches The fol lowing standard Magnum TIG torches with one piece cable may be used with the Square Wave TIG 175 K859 1 LA 9 12 5 ft medium back cap K859 5 LA 9 25ft medium back K860 1 LA 17 12 5 ft long back cap K860 5 LA 17 25ft long back cap NOTE Each torch requires a quick connector plug 522529 1 and strain relief boot M17255 be installed onto the cable Collets collet bodies and nozzles are not included and must be ordered separately Quick Connect Plug 522529 1 and Strain Relief Boot M17255 One of each is shipped with the welder to connect the Magnum LA 9 torch If you do not care to interchange these parts between torches one of each is required to connect Magnum LA 9 or LA 17 TIG torches with one piece cable to the Square Wave TIG 175 you may order additional sets The quick connect plug provides co
28. ent is desired Refer to the Accessories section of this manual Both the Hand and Foot Amptrol work in a similar man ner For simplicity the following explanation will refer only to Amptrols meaning both Foot and Hand mod els The term minimum refers to a foot pedal in the up position as it would be with no foot pressure or a Hand Amptrol in the relaxed position with no thumb pressure Maximum refers to a fully depressed Foot Amptrol or a fully extended Hand Amptrol When the welder is in TIG mode activating the Amptrol energizes the electrode terminal and varies the output welding current from its minimum value of 12 amps to the maximum value set by the Current Control on the control panel This helps eliminate accidental high cur rent damage to the work piece and or tungsten and gives a fine control of the current When the welder is in the stick mode a remote control has no effect and is not used It is important to note that in some cases the tungsten will not start an arc at the minimum current because the tungsten may be too large or cold To start an arc reliably it is important to depress the Amptrol far enough so that the machine output current is near the tungsten operating range For example a 3 32 tung sten may be used on DC to weld the full range To start the weld the operator may have to turn the cur rent control up and depress the Amptrol approximately 1 4 of the way down Depressing the Amptro
29. eptacle Polarity Switch Rectifier Assembly Arc Starter Spark Gap Assembly PC Boards Fan Blades 3 Inspect welder output and control cables for fraying cuts and bare spots 4 Keep TIG torch and cables in good condition 5 Clean air louvers to ensure proper air flow and cooling 6 The fan motor has sealed ball bearings which require no maintenance 7 The arc starter spark gap spacing is factory set at 0 015 inch t typically will not require periodic maintenance Refinishing the contacts is not rec ommended If the contacts are replaced reset the gap spacing to 0 015 Refer to figure C 1 Note in highly dirty environments where there is an abun dance of conductive contaminants use a low pres sure air stream to clean the spark gap Do not dis turb the factory setting 8 Inspect gas hose and inlet fitting for cracks or leaks 9 Replace any unreadable labels or decals 10 Verify that the machine and welding circuit is prop erly grounded FIGURE C 1 SPARK GAP 015 Spark Gap LEFT SIDE OF MACHINE FAN MOTOR OR FAN BLADE REPLACEMENT When installing a new fan blade or fan motor be sure to maintain proper shaft spacing per Figure C 2 below 30 2 SQUARE WAVE 175 LINCOLN TROUBLESHOOTING 12 HOW TO USE TROUBLESHOOTING GUIDE WARNING Service and Repair should only be p
30. erformed by Lincoln Electric Factory Trained Personnel Unauthorized repairs performed on this equipment may result in danger to the technician and machine operator and will invalidate your factory warranty For your safety and to avoid Electrical Shock please observe all safety notes and precautions detailed throughout this manual This Troubleshooting Guide is provided to help you locate and repair possible machine malfunctions Simply follow the three step procedure listed below Step 1 LOCATE PROBLEM SYMPTOM Look under the column labeled PROBLEM SYMPTOMS This column describes pos sible symptoms that the machine may exhib it Find the listing that best describes the symptom that the machine is exhibiting Symptoms are grouped into the following categories output problems function prob lems TIG mode problems TIG welding problems and Stick welding Problems Step 2 PERFORM EXTERNAL TESTS The second column labeled POSSIBLE AREAS OF MISADJUSTMENT S lists the obvious external possibilities that may con tribute to the machine symptom Perform these tests checks in the order listed general these tests can be conducted with out removing the case wrap around cover Step 3 RECOMMENDED COURSE OF ACTION If you have exhausted all of the items in step 2 Contact your Local Lincoln Authorized Field Service Facility CAUTION DO NOT use a volt ohm meter to measure output voltages in TIG mode The Hig
31. gon Electrode Tip Prepration Sharpened Balled Gas Flow Rate EWZr C F H I min 600068 EWTh 1 EWTh 2 EWTh 2 EWLa 1 EWP EWCe 2 EWLa 1 Stainless Electrode Size in EWG EWG Aluminum Steel 010 Up to 15A Up to 10 A Up to 15A 3 8 2 4 3 8 2 4 020 Up to 15A Up to 15 A Up to 20 A 5 10 3 5 5 10 3 5 040 Up to 80 A Up to 40 A Up to 60 A 5 10 3 5 5 10 3 5 1 16 Up to 150 A Up to 100 A Up to 130 A 5 10 3 5 9 13 4 6 3 32 Up to MAX A Up to 160 A Up to MAX A 13 17 6 8 11 15 5 7 1 8 X to MAX A X 15 23 7 11 11 15 5 7 Tungsten electrodes are classified as follows by the American Welding Society AWS EWP green 1 Thoria Seo i eiae EWTh 1 yellow 2 Thoria EWTh 2 red 2 EWCe 2 orange 1 5 Lanthana EWLa 1 black 0 15 to 0 40 Zirconia EWZr brown Ceriated Tungsten is now widely accepted as a substitute for 2 Thoriated Tungsten in AC and DC applications SQUARE WAVE TIG 175 LINCOLN ERNE 10 ACCESSORIES 10 OPTIONAL ACCESSORIES K964 1 Undercarriage with Pivoting Single Gas Cylinder Platform This undercarriage features piv oting platform to easily load and unload the gas cylin der without lifting It was designed specifically for the Square Wave TIG 175 power source and accommo dates 7 to 9 1 4 diameter gas cylinders The under carriage comes completely ass
32. h Frequency Arc Starter voltage can damage the meter CAUTION If for any reason you do not understand the test procedures or unable to perform the tests repairs safely contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed SQUARE WAVE TIG 175 LINCOLN 13 TROUBLESHOOTING 13 Observe all Safety Guidelines detailed throughout this manual PROBLEMS POSSIBLE AREAS OF RECOMMENDED SYMPTOMS MISADJUSTMENTS S COURSE OF ACTION Machine is Dead No Output No Fan Fan runs No output from machine in either Stick or TIG modes Fan runs No output from machine in either Stick or TIG modes and the yellow light on the control panel is on Machine does not respond no gas flow no high frequency and no open circuit voltage when arc start switch or Amptrol is activated fan is work ing OUTPUT PROBLEMS Make certain that the input power switch is in the ON position and machine is plugged in Check the input voltage at the machine Input voltage must match the rating plate and voltage connection Refer to Reconnect Procedure in the Installation sec tion of this manual Blown or missing fuses in input line Check for proper input voltages per nameplate and voltage reconnection Check to make sure polarity switch is not in between two positions Welding application may have exceed the recommended duty cycle Allow
33. l to its min imum position may not start the arc Also if the current control is set too low the arc may not start most cases a large or cold tungsten will not readily establish an arc at low currents This is normal In DC the Square Wave 175 will start a 3 32 296 thoriated tung sten electrode at 15 amperes provided the electrode tip is properly grounded and not contaminated BENEFITS OF THE SQUARE WAVE DESIGN In AC TIG welding of aluminum the positive portion of the AC wave provides cleaning removal of aluminum oxide of the work piece This is desirable on materials with a heavy oxide coating such as aluminum However the positive portion may also cause the electrode to overheat at high currents causing tungsten spitting The negative portion of the AC wave offers no cleaning action but concentrates more heat on the work The AC waveform of the Square Wave TIG 175 optimizes cleaning and heating of the work The result is the capability SQUARE WAVE TIG 175 LINCOLN 9 OPERATION 9 to weld through the complete range of 12 to 175 amperes in AC TIG or DC TIG requiring only one electrode a 3 32 2 thoriated tungsten WELDING IN STICK MODE 1 Put the electrode holder and cable quick connect plug into the electrode output receptacle Turn clock wise until tight Connect the work clamp to the work piece 2 Set the TIG STICK switch to STICK 3 Set the Polarity Switch for the type of electrode being use
34. mics 500 Lames F Lincoln Arc Welding_____ The American Century of John C Lincon 500 AC f Foundation Book Information Welding Preheat Calculator 1540 WC8 Pipe Welding Charts 4 50 ED 89 Order from BOOK DIVISION The Lincoln Electric Company 22801 St Clair Avenue Cleveland Ohio 44117 1199 Telephone 216 383 2211 or for fastest service FAX this completed form to 216 361 5901 SUBTOTAL Additional Shipping Costs if any TOTAL COST mm Name Address Telephone Signature as it appears on Charge Card Cost so oft T ee Spanish AVISO DE PRECAUCION French ATTENTION German WARNUNG ATEN AO Japanese BIR Korean Do not touch electrically live parts or electrode with skin or wet clothing yourself from work and ground No toque las partes los electrodos bajo carga con la piel o ropa moja da Aislese del trabajo y de la tierra laissez ni la peau ni des v te ments mouill s entrer en contact avec des pi ces sous tension Isolez vous du travail et de la terre Ber hren Sie keine stromf hrenden Teile oder Elektroden mit Ihrem K rper oder feuchter Kleidung Isolieren Sie sich von den Elektroden und dem Erdboden N o toque partes el tricas elec trodos com a pele ou roupa molha da Isole se da
35. n integral gas connection for the torch Connect the work clamp to the work piece 2 Set the TIG STICK switch to TIG 3 Set the Polarity Switch to DC for welding steel or stainless steel or to AC for welding aluminum 4 Connect the Foot Amptrol to the Remote Control Connector 5 Turn on the cylinder gas valve and adjust the flow regulator to obtain desired flow 6 Turn the power switch to ON NOTE There will be a 15 second gas flow when the power is turned on 7 Set the Current Control on the control panel to the maximum desired amps 8 Depress the Foot Amptrol to energize the torch and establish an an arc with the work piece NOTE When the TIG STICK switch is set to depressing the remote control will start a 0 5 second gas pre flow before energizing the TIG torch When the remote control is released the TIG torch is de energized and gas flow will continue for a 15 second post flow When the polarity switch is set to DC the TIG Arc Starter will turn on and off automatically to start and stabilize the arc In AC the TIG Arc Starter will turn on with the output and remain on continuously until the remote control is released REMOTE CONTROL OPERATION Foot Amptrol is included with the Square Wave TIG 175 for remote current control while TIG welding An optional Hand Amptrol may also be used An optional Arc Start Switch may be used to start and stop the welding if no remote control of the curr
36. nd on regarde l arc Porter des v tements convenables afin de prot ger la peau de soudeur et des aides contre le rayonnement de l arc Prot ger l autre personnel travaillant proximit au soudage l aide d crans appropri s et non inflammables Des gouttes de laitier en fusion sont mises de l arc de soudage Se prot ger avec des v tements de protection libres de l huile tels que les gants en cuir chemise paisse pan talons sans revers et chaussures montantes Toujours porter des lunettes de s curit dans la zone de soudage Utiliser des lunettes avec crans lateraux dans les LINCOLN Relier la terre le chassis du poste conformement au code de l lectricit et aux recommendations du fabricant Le dispositif de montage ou la piece souder doit tre branch une bonne mise la terre Autant que possible l installation et l entretien du poste seront effectu s par un lectricien qualifi Avant de faires des travaux l interieur de poste la debranch er l interrupteur la boite de fusibles Garder tous les couvercles et dispositifs de s ret leur place V for selecting a QUALITY product by Lincoln Electric We want you hank You to take pride in operating this Lincoln Electric Company product as much pride as we have in bringing this product to you Please Examine Carton and Equipment For Damage Immediately When this equipment is ship
37. nnection for both gas and welding current Tungstens Collets Collet Holders Gas Cups Backcaps and Other Torch Parts A Lincoln Magnum LA 9 with 12 5 ft one piece cable is included with the Square Wave TIG 175 Standard Magnum parts and accessories for this torch may be used TIG Torch Parts Kits Parts kits are available for the LA 9 and LA 17 TIG torches These kits include back cap collets collet bodies nozzles and tungstens Order KP507 for LA 9 torches Order KP508 for LA 17 torches See publication E12 150 for parts kits breakdown Cut Length Consumables TIG welding filler metals are available for welding stainless steel mild steel alu minum and copper alloys See publication C9 10 SQUARE WAVE TIG 175 LINCOLN 8 11 MAINTENANCE 11 SAFETY PRECAUTIONS WARNING ELECTRIC SHOCK can kill Only qualified personnel should perform this maintenance Turn the input power OFF at the disconnect switch or fuse box before working on this equipment Do not touch electrically hot parts WARNING To avoid receiving a high frequency shock keep the TIG torch and cables in good condition ROUTINE AND PERIODIC MAINTENANCE 1 Disconnect power supply lines to machine before performing periodic maintenance 2 Periodically clean the inside of the machine with a low pressure air system Be sure to clean the following components thoroughly Main Transformer Electrode Gas Output Rec
38. nt of the Square Wave TIG 175 Refer to Figure B 1 and corresponding explanations FIGURE B 1 CONTROL PANEL E O POWER SWITCH amp LIGHT TIG STICK SWITCH POLARITY SWITCH CURRENT CONTROL OVER TEMPERATURE LIGHT REMOTE CONTROL CONNECTOR ELECTRODE GAS OUTPUT RECEPTACLE WORK CABLE amp CLAMP OPNOARONS 1 POWER SWITCH amp LIGHT Turns power on or CAUTION off to the welder When switched ON the cooling fan runs and the light will illuminate indicat ing that the power is on 9 Do not switch the polarity switch while 47 welding or damage may result to the 2 TIG STICK SWITCH Selects the mode of output machine either TIG GTAW or Stick SMAW Refer to Welding in TIG Mode and Welding in Stick Mode later in this chapter for information on how the machine functions in each of these modes 4 CURRENT CONTROL This control is active in both TIG and Stick modes In Stick mode the cur rent control sets the welding current In TIG mode POLARITY SWITCH Allows you to select between welding in AC AV DC or DC polar ity In DC polarity the electrode is positive and the work clamp is negative Use DC for most stick welding In DC the electrode is negative and the work clamp is positive Use DC for TIG welding stainless steel and mild steel AC polarity is recom mended for TIG welding aluminum this control sets
39. o perform the tests repairs safely contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed SQUARE WAVE TIG 175 LINCOLN 8 15 TROUBLESHOOTING 15 Observe all Safety Guidelines detailed throughout this manual PROBLEMS POSSIBLE AREAS OF RECOMMENDED SYMPTOMS MISADJUSTMENTS S COURSE OF ACTION TIG MODE PROBLEMS Machine output is intermittently lost 1 Problem may be caused by high Gas flow and high frequency are frequency interference Make also interrupted sure that the machine is ground ed properly according to the installation instructions If there are other high frequency sources in the area make cer tain that they are grounded properly Check Amptrol for proper opera tion and loose connections Check for proper input voltage and proper voltage reconnec tion Arc Flutters when TIG welding Tungsten electrode may be too large in diameter for the current setting Tungsten not sharp when welding in DC mode Contact your Local Lincoln Authorized Field Service Facility for technical Gas shielding may be insuffi troubleshooting assistance cient Increase gas flow reduce tungsten stickout beyond gas CUP Check for contaminated gas or leaks in the gas line torch or connections If a helium blend is used as shielding gas then reduce the percentage of helium Micro Switch mounted on Polarity Switch is not o
40. one time to one location SS 7 lOrders of 50 or less before discount or orders outside of North America must be prepaid with charge check or money order in U S Funds Only i include shipment by 4thClass Book Rate for U S A Mainland Only Please allow up to 4 weeks for delivery IUPS Shipping for North America Only All prepaid orders that request UPS shipment please add i 5 00 For order value up to 49 99 10 00 For order value between 50 00 amp 599 99 i 15 00 For order value between 100 00 amp 149 00 For North America invoiced orders over 50 00 amp credit card orders if UPS is requested it will be invoiced or charged to you at cost i Outside U S A Mainland order must be prepaid U S Funds Please add 2 00 per book for surface mail or 15 00 per book for air parcel post shipment IMETHOD OF PAYMENT Sorry No C O D Orders CHECK ONE Please Invoice only if order is over 50 00 Check or Money Order Enclosed U S Funds only Credit Card ce Account No USE THIS FORM ORDER BOOKS OR FREE INFORMATIVE CATALOGS Lincoln Welding School Tiles ED 80 New Lessons in Arc Welding Seminar Information Procedure Handbook Twelfth Edition 15 00 PH 20 49 How to Read Shop Drawings 4350 H 1 Educational Video Information Incentive Management 9500 M New Approach to Industrial Econo
41. ork cable makes a good electrical connection with the metal being welded The connection should be as close as possible to the area being welded Ground the work or metal to be welded to a good electrical earth ground Maintain the electrode holder work clamp welding cable and welding machine in good safe operating condition Replace damaged insulation Never dip the electrode in water for cooling Never simultaneously touch electrically hot parts of electrode holders connected to two welders because voltage between the two can be the total of the open circuit voltage of both welders When working above floor level use a safety belt to protect yourself from a fall should you get a shock Also see Items 6 c and 8 LINCOLN Also see item 1 b ARC RAYS can burn 4 a Use a shield with the proper filter and cover 2 plates to protect your eyes from sparks the rays of the arc when welding or observing open arc welding Headshield and filter lens should conform to ANSI Z87 standards 4 b Use suitable clothing made from durable flame resistant material to protect your skin and that of your helpers from the arc rays Protect other nearby personnel with suitable non flammable screening and or warn them not to watch the arc nor expose themselves to the arc rays or to hot spatter or metal 23 FUMES AND GASES 4 can be dangerous 5 a Welding may produce fumes and gases hazardous to
42. pe a e terra e cdEmBOBasm NAHE Z amp nfdcosn izucect ATUBHELTFEL e E 945 e ie EC EUBEAIT PERS yee Xe su sup nisle 2x49 AXE gre Qo gual ye dla ASI gl ui ast wo badly Jul DA laua ule Vile tne Keep flammable materials away Mantenga el material combustible fuera del rea de trabajo Gardez l cart de tout mat riel inflammable Entfernen Sie brennbarres Material Mantenha inflam veis bem guarda dos e naedoe6 008 co8stigTEX CIE REA e i8 9 5 YA IEEE IF AT sag Az AIX nig AL al gt a e Wear eye ear and body protection Prot jase los ojos los o dos y el cuerpo Prot gez vos yeux vos oreilles et votre corps Tragen Sie Augen Ohren und perschutz Use prote o para a vista ouvido corpo HRUBSISUCREREUCTF 84 HRSRSOREMNE ez 19 0A HSE s ESSAI didi due Lie Lily putes cl gal 9 READ AND UNDERSTAND THE MANUFACTURER S INSTRUCTION FOR THIS EQUIPMENT AND THE CONSUMABLES BE 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
43. ped title passes to the purchaser upon receipt by the carrier Consequently Claims for material damaged in shipment must be made by the purchaser against the transportation company at the time the shipment is received Please record your equipment identification information below for future reference This information can be found on your machine nameplate Model Name amp Number Code amp Serial Number Date of Purchase Whenever you request replacement parts for or information on this equipment always supply the information you have recorded above Read this Operators Manual completely before attempting to use this equipment Save this manual and keep it handy for quick reference Pay particular attention to the safety instructions we have provided for your protection The level of seriousness to be applied to each is explained below A WARNING This statement appears where the information must be followed exactly to avoid serious personal injury or loss of life CAUTION This statement appears where the information must be followed to avoid minor personal injury or damage to this equipment Vi TABLE OF CONTENTS Page SAFETY marre tente te i iv 9000222 1 TECHNICAL 8 1 SELECT SUITABLE 2 spielen 2 LIFTING
44. pening in AC mode Arc Pulsates when AC TIG welding A CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests repairs safely contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed SQUARE WAVE TIG 175 16 TROUBLESHOOTING 16 Observe all Safety Guidelines detailed throughout this manual PROBLEMS POSSIBLE AREAS OF RECOMMENDED SYMPTOMS MISADJUSTMENTS S COURSE OF ACTION TIG WELDING PROBLEMS Black areas along weld bead Weak high frequency machine has normal welding output High frequency spark is present at tungsten electrode but operator is unable to establish a welding arc Machine has normal open circuit voltage refer to Technical Specifications in the Installation Chapter Clean any oily or organic conta mination from the work piece Tungsten electrode may be cont aminated Replace or sharpen Check for contaminated gas or leaks in the gas line torch or connections Gas shielding may be insuffi cient Increase gas flow reduce tungsten stickout beyond gas CUP Check for poor connections in the welding circuit Gas shielding may be insuffi cient Increase gas flow reduce tungsten stickout beyond gas CUP Check for work and electrode cables in poor condition allowing high frequency to Leak Off Contact your Local Lincoln Authorized Field Service F
45. rom the cylinder valve outlet when opening the cylinder valve Valve protection caps should always be in place and hand tight except when the cylinder is in use or connected for use Read and follow the instructions compressed gas cylinders associated equipment and CGA publication Precautions for Safe Handling of Compressed Gases in Cylinders available from the Compressed Gas Association 1235 Jefferson Davis Highway Arlington VA 22202 FOR ELECTRICALLY powered equipment 8 a Turn off input power using the disconnect switch at the fuse box before working on the equipment Install equipment in accordance with the U S National Electrical Code all local codes and the manufacturer s recommendations Ground the equipment in accordance with the U S National Electrical Code and the manufacturer s recommendations Mar 95 iv SAFETY iv PR CAUTIONS DE SURETE zones pique le laitier Pour votre propre protection lire et observer toutes les instructions 6 Eloigner les mat riaux inflammables ou les recouvrir afin de et les pr cautions de s ret specifiques qui parraissent dans ce manuel aussi bien que les pr cautions de s ret g n rales suiv antes S ret Pour Soudage L Arc 1 Protegez vous contre secousse lectrique Les circuits l lectrode et la pi ce sont sous tension quand la machine souder est en marche Eviter toujours tout
46. s possible to the area being welded To prevent accidentally starting gasoline engines while turning the engine or welding generator during maintenance work disconnect the spark plug wires distributor cap or magneto wire as appropriate Do not work next to welding power source Mar 95 LINCOLN SAFETY ELECTRIC SHOCK can kill 3 a The electrode and work or ground circuits are electrically hot when the welder is on Do not touch these hot parts with your bare skin or wet clothing Wear dry hole free gloves to insulate hands 3 b Insulate yourself from work and ground using dry insulation Make certain the insulation is large enough to cover your full area of physical contact with work and ground In addition to the normal safety precautions if welding must be performed under electrically hazardous conditions in damp locations or while wearing wet clothing on metal structures such as floors gratings or scaffolds when in cramped positions such as sitting kneeling or lying if there is a high risk of unavoidable or accidental contact with the workpiece or ground use the following equipment Semiautomatic DC Constant Voltage Wire Welder DC Manual Stick Welder AC Welder with Reduced Voltage Control In semiautomatic or automatic wire welding the electrode electrode reel welding head nozzle or semiautomatic welding gun are also electrically hot Always be sure the w
47. start engine until fumes have been eliminated EMF fields may interfere with some pacemakers and welders having a pacemaker should consult their physician before welding 1 d Keep all equipment safety guards covers and devices in posi tion and in good repair Keep hands hair clothing and tools away from V belts gears fans and all other moving parts 2 on Exposure to EMF fields in welding may have other health when starting operating or repairing equipment effects which are now not known 2 d All welders should use the following procedures in order to minimize exposure to EMF fields from the welding circuit some cases it may be necessary to remove safety guards to perform required maintenance Remove guards only when necessary and replace them when the maintenance requiring their removal is complete Always use the greatest care when working near moving parts 2 d 1 Route the electrode and work cables together Secure them with tape when possible 2 d 2 Never coil the electrode lead around your body 1 f Do not put your hands near the engine fan Do not attempt to override the governor or idler by pushing on the throttle control rods while the engine is running es 2 d 3 Do not place your body between the electrode and work cables If the electrode cable is on your right side the work cable should also be on your right side AY Connect the work cable to the workpiece as close a
48. the maximum current The Amptrol will adjust the welding current from the machine minimum to this maximum setting OVER TEMPERATURE LIGHT E If the welder overheats due to blocked air flow high ambient air temperature or exceeded duty cycle an internal thermostat will open disabling the welding output and this yellow light will illuminate The cooling fans will continue to run to cool the unit during this time The light will go out when the unit cools and the thermostat resets SQUARE WAVE TIG 175 LINCOLN 8 8 OPERATION 8 6 REMOTE CONTROL CONNECTOR This connector provides connection for a remote control See Remote Control Operation in this section of the manual 7 ELECTRODE GAS OUTPUT RECEPTACLE This quick connect receptacle provides electrical connec tion to the electrode holder and cable for Stick weld ing and a combined electrical and gas connection for the TIG torch when TIG welding 8 WORK CABLE This work cable is factory nected to the welder and is connected to the work piece to complete the welding circuit Refer to Machine Grounding and High Frequency Interference Protection in the Installation section of this manual for the proper procedure on ground ing the work clamp and work piece to minimize high frequency interference OPERATING STEPS WELDING IN TIG MODE 1 Connect the TIG torch and cable quick connect plug to the Electrode Gas output receptacle This recep tacle also contains a
49. the unit to run until the fan cools the unit and the yellow light goes out Machine MUST be in the TIG Mode The Amptrol may be defective Check for continuity between pins D and E on cable con nector when Amptrol is depressed Contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance CAUTION If for any reason you do not understand the test procedures or are unable to perform the tests repairs safely contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed SQUARE WAVE TIG 175 LINCOLN 8 14 TROUBLESHOOTING 14 Observe all Safety Guidelines detailed throughout this manual PROBLEMS POSSIBLE AREAS OF RECOMMENDED SYMPTOMS MISADJUSTMENTS S COURSE OF ACTION OUTPUT PROBLEMS Welding application may exceed recommended duty cycle Reduce the duty cycle Machine regularly over heats ther 1 mostat opens Yellow light on front panel glows The fan runs but machine has no output 2 Dirt and dust may have clogged the cooling channels inside the machine Blow out unit with clean dry low pressure air 3 Air intake and exhaust louvers may be blocked due to inadequate clearance around machine Contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance A CAUTION If for any reason you do not understand the test procedures or are unable t
50. tien Strom vor Wartungsarbeiten abschalten Netzstrom v llig ff nen Maschine anhalten opere com as tampas removidas Desligue a corrente antes de fazer servico toque as partes el tricas nuas o FIYR H EXE RUE PSB ET RRA Fe e HERES BEER e HUS Thy uii akil e Do not operate with panel open or guards off No operar con panel abierto guardas quitadas N op rez pas avec les panneaux ouverts ou avec les dispositifs de protection enlev s Anlage nie ohne Schutzgeh use oder Innenschutzverkleidung in Betrieb setzen Mantenha se afastado das partes moventes com os paineis abertos ou guardas removidas CRMRBIEELEWTEEU e ESTER BUS TE e SHR Ro egado wel AHSA hiyi Gals hil la y e e AVISO DE PRECAUCION French ATTENTION German WARNUNG ATENCAO it is BIR Chinese Korean LEIA E COMPREENDA AS INSTRUC ES DO FABRICANTE PARA ESTE EQUIPAMENTO E AS PARTES DE USO E SIGA AS PR TICAS DE SEGURANCA DO EMPREGADOR HORM PBMOX A NHRBEE lt RA ETIEMLT FEU tULTHHORAMEI ETF SU 8B ET ABL BE SR A EE ERU Rr de OE D RD RES AMEN 0 AZo SEE HA ZARE AS ET SAIT BEHE
51. ulate in through the rear louvers and out through the front and side louvers Dirt dust or any foreign mater ial that can be drawn into the welder should be kept at a minimum Failure to observe these precautions can result in excessive operating temperatures and nui sance shut downs STACKING Square Wave TIG 175 s cannot be stacked LIFTING AND MOVING The Square Wave TIG 175 should be lifted by two or more people or with a hoist It weighs approximately 200 Ibs 90 9 kg Its lifting handles are designed to make lifting more convenient An optional undercarriage is available to easily move the unit Refer to the Accessories section of this manual TILTING Each machine must be placed on a secure level surface either directly or on a recommended undercarriage The machine may topple over if this procedure is not followed ENVIRONMENTAL RATING The Square Wave TIG 175 power source carries an IP21 environmental rating It may be used in normal industrial and commercial environments Avoid using it in environments which have falling water such as rain Read and follow Electric Shock Warnings in the Safety section if welding must be performed under electrically hazardous conditions such as welding in wet areas or on or in the workpiece MACHINE GROUNDING AND HIGH FRE QUENCY INTERFERENCE PROTECTION The welder must be grounded See your local and national electrical codes for proper grounding methods The high frequen

Download Pdf Manuals

Related Search

Related Contents

入札説明書等(PDFﾌｧｲﾙ1.1MKB  tc u n oi tn I d or d n se a o C  HP 51641A User's Manual  Crashzone iPhone App user manual  THQ INC., 29903 Agoura Road, Agoura Hills, CA 91301 111254  Panasonic”  Gebrauchsanleitung Zyklon-Staubsauger  U6 RNAi Entry Vector (BLOCKiT)  C.M.I. - Technische Alternative  SerialAttachedSCSI(SAS) - Support  

Copyright © All rights reserved. Failed to retrieve file