WeldCraft Legacy 257107, Owner'S Manual

Page 1: ...OM 235 816G 2013 07 257107 Hand Held Air Cooled TIG GTAW Torches File TIG GTAW Owner s Manual ...

Page 2: ...ctions DCEN Direct Current Electrode Negative 5 SECTION 4 MAINTENANCE TROUBLESHOOTING 6 4 1 Routine Maintenance 6 4 2 Troubleshooting 6 SECTION 5 SELECTING AND PREPARING A TUNGSTEN FOR DC OR AC WELDING WITH INVERTER MACHINES 8 5 1 Selecting Tungsten Electrode Wear Clean Gloves To Prevent Contamination Of Tungsten 8 5 2 Preparing Tungsten Electrode For DC Electrode Negative DCEN Welding Or AC Weldi...

Page 3: ...all covers and handle securely in place ELECTRIC SHOCK can kill Arc rays from the welding process produce intense visible and invisible ultraviolet and infrared rays that can burn eyes and skin Sparks fly off from the weld D Wear an approved welding helmet fitted with a proper shade of filter lenses to protect your face and eyes from arc rays and sparks when welding or watching see ANSI Z49 1 and ...

Page 4: ...L4W 5NS phone 800 463 6727 website www csa international org Safe Practice For Occupational And Educational Eye And Face Protec tion ANSI Standard Z87 1 from American National Standards Institute 25 West 43rd Street New York NY 10036 phone 212 642 4900 web site www ansi org Standard for Fire Prevention During Welding Cutting and Other Hot Work NFPA Standard 51B from National Fire Protection Associ...

Page 5: ...ty Cycle AT 150 Amperes DCEN Using Argon Gas Duty Cycle is percentage of 10 minutes that torch can weld at rated load without overheating 0 10 Minutes Definition 6 Minutes Welding 4 Minutes Resting 60 dutycycle 60 Duty Cycle At 125 Amperes ACHF Using Argon Gas NOTICE Do not exceed rated amperage or duty cycle see Section 2 1 Exceeding rated amperage or duty cycle can damage torch and void warranty...

Page 6: ...r Adapter needed if torch is equipped with one piece cable 12 6 Pin Plug And Cord Assembling Torch Body Keep connections tight Replace cup heat shield and backcap as needed 13 Tungsten Electrode See Section 6 Installing Tungsten To adjust tungsten position loosen backcap 1 2 3 4 5 9 6 13 11 7 10 8 12 3 2 International Style Connector Assembly 1 Weld Output Cable 2 Connector Body 3 Insulating Boot ...

Page 7: ... Cable 4 Work Clamp And Cable Connect TIG torch cable to the negative weld output receptacle and connect work clamp to positive weld output receptacle Ensure all connections are tight 5 Foot Control 6 Finger Tip Control 7 Remote Control Cable 8 Six Pin Remote Control Receptacle Route control cable through MIG gun hole Connect foot control or finger tip control to six pin remote control receptacle ...

Page 8: ...High Frequency control and if necessary check and adjust spark gaps Torch gas valve not working properly if applicable Have Factory Authorized Service Station Service Distributor check valve No shielding gas flow from torch Be sure valves on gas supply are open Check cable for kinks or blockage Check and tighten all gas supply fittings Check cables and torch for cracked insulation or bad connectio...

Page 9: ...ng DC check polarity and or polarity of welding cables Select proper size and type of tungsten Properly prepare tungsten according to Section 6 Use proper arc length Arc length may be too long or too short When using AC check welding power source High Frequency control setting and be sure it is operating continuously When using AC slow travel speed can cause erratic arc Adjust travel speed Porosit...

Page 10: ... 11 to 35 CFH cubic feet per hour Figures listed are a guide and are a composite of recommendations from American Welding Society AWS and electrode manufacturers 5 2 Preparing Tungsten Electrode For DC Electrode Negative DCEN Welding Or AC Welding With Inverter Machines Grinding the tungsten electrode produces dust and flying sparks which can cause injury and start fires Use local exhaust forced v...

Page 11: ...nmentally safe way Wear proper face hand and body protection Keep flam mables away 1 Workpiece Make sure workpiece is clean before welding 2 Work Clamp Place as close to the weld as possible 3 Torch 4 Filler Rod If Applicable 5 Gas Cup 6 Tungsten Electrode Select and prepare tungsten according to Section 5 Guidelines The inside diameter of the gas cup should be at least three times the tungsten di...

Page 12: ...rch to front of pool Repeat process 75 75 Welding direction Form pool Tilt torch Add filler metal Move torch to front of pool Repeat process Remove rod Welding direction 15 6 3 Positioning Torch Tungsten For Various Weld Joints ST 162 003 S 0792 75 70 90 20 20 10 15 75 20 40 30 15 75 90 15 Butt Weld And Stringer Bead T Joint Lap Joint Corner Joint ...

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Page 14: ...OM 235 816 Page 12 SECTION 7 PARTS LIST Ref 805 054 D 1 2 3 4 7 8 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 26 Figure 7 1 Complete Torch Assembly ...

Page 15: ...2 3 4 1 15 54N01 Insulator Gas Lens 1 16 45V29 Gas Lens 020 0 5 mm 1 16 45V24 Gas Lens 040 1 0 mm 1 16 45V25 Gas Lens 1 16 1 6 mm 1 16 45V26 Gas Lens 3 32 2 4 1 16 45V27 Gas Lens 1 8 3 2 mm 1 17 54N18 Nozzle Alumina GL 4 1 4 1 17 54N17 Nozzle Alumina GL 5 5 16 1 17 54N16 Nozzle Alumina GL 6 3 8 1 17 54N15 Nozzle Alumina GL 7 7 16 1 17 54N14 Nozzle Alumina GL 8 1 2 1 18 54N63 Insulator Gas Lens LG ...

Page 16: ...5 8 1 26 195234 Adaptor Torch Intnl Style Flow Thru Miller Electric 1 AK2C Kit Accessory Ceriated not shown 1 WC 3 10 Cable Cover 10 ft 3 0 m not shown 1 LS0022 Sheath 12 1 2 ft 3 8 m not shown 1 Optional FIncluded with front loaded torches only BE SURE TO PROVIDE MODEL AND STYLE NUMBER WHEN ORDERING REPLACEMENT PARTS ...

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Page 20: ...cord File a claim for loss or damage during shipment For assistance in filing or settling claims contact your distributor and or equipment manufacturer s Transportation Department Contact your Distributor for To locate a Distributor or Service Agency call 1 800 752 7620 or 920 882 6800 Weldcraft An Illinois Tool Works Company 2741 N Roemer Rd Appleton WI 54911 USA 1 800 752 7620 Toll Free 1 920 88...