WeldCraft Legacy LS17V12R Owner's Manual

Hand-held air-cooled tig gtaw torches

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LS1712R
LS1725R
LS1712RDI25-M6MS1
LS17V12R
LS17V25R
Owner's Manual
Manuel de L'utilisateur
Manual del Operador
OM-235 816E/multi
2012−03
Hand-Held Air-Cooled TIG
(GTAW) Torches
Torches manuelles TIG refroidies
par air
Antorchas manuales enfriadas
por aire para TIG (GTAW)
File: TIG (GTAW)

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Summary of Contents for WeldCraft Legacy LS17V12R

  • Page 1 OM-235 816E/multi 2012−03 LS1712R LS1725R LS1712RDI25-M6MS1 Hand-Held Air-Cooled TIG (GTAW) Torches LS17V12R Torches manuelles TIG refroidies par air LS17V25R Antorchas manuales enfriadas por aire para TIG (GTAW) Owner’s Manual Manuel de L’utilisateur Manual del Operador 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 Model LS17 LS17V (With Gas Valve) 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 12-1/2 ft (3.8 m) Or 25 ft (7.6 m) One-Piece High−Flex...
  • Page 6: Section 3 − Installation

    SECTION 3 − INSTALLATION 3-1. Required Torch Parts And Torch Assembly 805 060-B 13 14-Pin Plug And Cord Before welding, insure that the torch head is firmly attached to the torch body. 14 6-Pin Plug And Cord Collet Body Switch Assembly Assembling Torch Body Handle Collet...
  • Page 7: Connecting Torch

    3-3. Connecting Torch A. Connecting Torch With One-Piece Cable Turn Off welding power source power before installing torch. Obtain the following hose: Gas Hose With 5/8-18 Right-Hand If applicable, install high-frequency unit. Fittings Torch Without Gas Valve Gas Cylinder Regulator/Flowmeter Welding Power Source Connections: International Style Connector...
  • Page 8 B. Connecting Torch With Two-Piece Cable Turn Off welding power source power before installing torch. Obtain the following hose: Gas Hose With 5/8-18 Right- If applicable, install high-frequency unit. Hand Fittings Gas Cylinder Torch Without Gas Valve Regulator/Flowmeter Welding Power Source Connections: International Style Connector Gas Fitting...
  • Page 9 C. Connecting Torch With Flow-Through Type Connection Turn Off welding power source power before installing torch. Obtain the following hose: Gas Hose With 5/8-18 Right- Hand Fittings Regulator/Flowmeter Gas Cylinder Welding Power Source Connections: International Style Flow- Through Connector One-Piece Torch Cable 14-Pin Or 6-Pin Plug Connect one-piece torch cable to in- ternational style flow-through con-...
  • Page 10: 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 11 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 12: 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 13: 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 14: 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 15 Notes OM-235 816 Page 13...
  • Page 16: Section 7 − Parts List

    SECTION 7 − PARTS LIST 805 054−C Figure 7-1. Complete Torch Assembly OM-235 816 Page 14...
  • Page 17 Quantity LS-Model 1712RDI 1712R 1725R 17V12R 17V25R M6MS1 Item Stock Description Figure 7-1. Torch Models 1 57Y04LGC ..Short back Cap ..... .
  • Page 18 Quantity LS-Model 1712R 1725R 17V12R 17V25R 1712RDI25 M6MS1 Item Stock Description Figure 7-1. Torch Models (continued) 20 54N18LGC ..Nozzle, Alumina, GL #4 (1/4.) ... . .
  • 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 2012 Weldcraft Products Inc. 2012−01...

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