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WeldCraft Legacy 257107 Owner's Manual

Hand-held air-cooled tig gtaw torches
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257107
Owner's Manual
OM-235 816G
2013−07
Hand-Held Air-Cooled TIG
(GTAW) Torches
File: TIG (GTAW)

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Summary of Contents for WeldCraft Legacy 257107

  • Page 1 OM-235 816G 2013−07 257107 Hand-Held Air-Cooled TIG (GTAW) Torches Owner’s Manual File: TIG (GTAW)

  • Page 2: Table Of Contents

    TABLE OF CONTENTS SECTION 1 −SAFETY PRECAUTIONS FOR GTAW TORCHES − READ BEFORE USING ....1-1. Symbol Usage ............... . 1-2.

  • Page 3: Section 1 −Safety Precautions For Gtaw Torches − Read Before Using

    SECTION 1 −SAFETY PRECAUTIONS FOR GTAW TORCHES − READ BEFORE USING WC000038 − 2011-10 Protect yourself and others from injury — read, follow, and save these important safety precautions and operating instructions. 1-1. Symbol Usage DANGER! − Indicates a hazardous situation which, if Indicates special instructions.

  • Page 4: Proposition 65 Warnings

    1-3. Proposition 65 Warnings Welding or cutting equipment produces fumes or gases This product contains or produces a chemical known to the which contain chemicals known to the State of California to State of California to cause cancer or birth defects (or other cause birth defects and, in some cases, cancer.

  • Page 5: Section 2 − Specifications

    SECTION 2 − SPECIFICATIONS 2-1. Specifications LS17 Ampere Rating 150 Amps W/Argon Gas @ 60% Duty Cycle DCEN; 125 Amps W/Argon Gas @ 60% Duty Cycle ACHF Cooling Method Tungsten Size .020 Thru 1/8 in. (0.5 Thru 3.2 mm) Cable Options 12-1/2 ft (3.8 m) or 25 ft (7.6 m) One-Piece High−Flex Dimensions Length: 8 in.

  • Page 6: Section 3 − Installation

    SECTION 3 − INSTALLATION 3-1. Required Torch Parts And Torch Assembly 805 060-C 12 6-Pin Plug And Cord Before welding, insure that the torch head is firmly attached to the torch Collet Body Assembling Torch Body body. Switch Assembly Collet Keep connections tight.

  • Page 7: Tig Welding Connections Dcen (Direct Current Electrode Negative)

    3-3. TIG Welding Connections DCEN (Direct Current Electrode Negative) Turn off unit and disconnect input power before making connections. Positive Weld Output Receptacle Negative Weld Output Receptacle TIG Torch And Cable Work Clamp And Cable Connect TIG torch cable to the negative weld output receptacle and connect work clamp to positive weld output receptacle.

  • Page 8: Section 4 − Maintenance & Troubleshooting

    SECTION 4 − MAINTENANCE & TROUBLESHOOTING 4-1. Routine Maintenance Disconnect torch before maintaining. 40 Hours Repair or Clean and Replace replace tighten weld unreadable cracked terminals. labels. weld cable. Replace cracked parts Torch Body Torch Cable 4-2. Troubleshooting Before using troubleshooting table, check selection and preparation of tungsten electrode according to Section 6. Trouble Remedy Arc will not start.
  • Page 9 Trouble Remedy Wandering arc Shield weld zone from drafts. Reduce gas flow rate. Select proper size and type of tungsten. Properly prepare tungsten according to Section 6. When using AC, check welding power source High Frequency control setting, and increase setting if nec- essary.

  • Page 10: Section 5 − Selecting And Preparing A Tungsten For Dc Or Ac Welding With Inverter Machines

    SECTION 5 − SELECTING AND PREPARING A TUNGSTEN FOR DC OR AC WELDING WITH INVERTER MACHINES gtaw_Inverter_2011-06 Whenever possible and practical, use DC weld output instead of AC weld output. 5-1. Selecting Tungsten Electrode ( Wear Clean Gloves To Prevent Contamination Of Tungsten Not all tungsten electrode manufacturers use the same colors to identify tungsten type.

  • Page 11: Section 6 − Guidelines For Tig Welding (Gtaw)

    SECTION 6 − GUIDELINES FOR TIG WELDING (GTAW) 6-1. Positioning The Torch Grinding the tungsten electrode produces dust and flying sparks which can cause injury and start fires. Use local exhaust (forced ventilation) at the grinder or wear an approved respirator. Read MSDS for safety information.

  • Page 12: Torch Movement During Welding

    6-2. Torch Movement During Welding Tungsten Without Filler Rod ° Welding direction Form pool Tilt torch Move torch to front of pool. Repeat process. Tungsten With Filler Rod ° ° Welding direction Form pool Tilt torch Add filler metal Remove rod Move torch to front of pool.
  • Page 13 Notes OM-235 816 Page 11...

  • Page 14: Section 7 − Parts List

    SECTION 7 − PARTS LIST Ref. 805 054−D Figure 7-1. Complete Torch Assembly OM-235 816 Page 12...
  • Page 15 Item Stock Description Quantity Figure 7-1. Torch Models ♦57Y04 ... . Short back Cap ..........♦300M .
  • Page 16 Item Stock Description Quantity Figure 7-1. Torch Models (continued) ♦13N13 ... Nozzle, Alumina #10 (5/8.) .........
  • Page 17 Notes OM-235 816 Page 15...
  • Page 18 Notes OM-235 816 Page 16...
  • Page 19 Notes OM-235 816 Page 17...
  • Page 20 To locate a Distributor or Service Agency call 1-800-752-7620 or 920-882-6800 Contact the Delivering Carrier to: 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. © PRINTED IN USA 2013 Weldcraft Products Inc. 2013−01...

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