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Lincoln Electric S22693-121 manual

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Table of contents for the manual

  • Page 1

    • Sales and Service through Subsidiaries and Distributors Worldwide • Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com • World's Leader in Welding and Cutting Products • T ANDEM MIG 800 AMPERA GE WELDING TORCH OPERA TOR’S MANUAL IM865 February, 2005 Safety Depends on You Lincoln [...]

  • Page 2

    FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running. ____________________________________________________ 1.b. Operate engines in open, well-ventilated areas or vent the engine exhaust fumes outdoors. ________________________________________________[...]

  • Page 3

    ii SAFETY ii ARC RA YS can burn. 4.a. Use a shield with the proper filter and cover plates to protect your eyes from sparks and the rays of the arc when welding or observing open arc welding. Headshield and filter lens should conform to ANSI Z87. I standards. 4.b. Use suitable clothing made from durable flame-resistant material to protect your skin[...]

  • Page 4

    FOR ELECTRICALL Y powered equipment. 8.a. Turn off input power using the disconnect switch at the fuse box before working on the equipment. 8.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufacturer’s recommendations. 8.c. Ground the equipment in accordance with the U.S. National Electrical C[...]

  • Page 5

    iv SAFETY iv Mar. ‘93 PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructions et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suiv- antes: Sûreté Pour Soudage A L’Arc 1. Protegez-vous contre la secousse électrique: a. Les[...]

  • Page 6

    Thank You for selecting a QUALITY product by Lincoln Electric. We want you to take pride in operating this Lincoln Electric Company product ••• as much pride as we have in bringing this product to you! Read this Operators Manual completely before attempting to use this equipment. Save this manual and keep it handy for quick reference. Pay par[...]

  • Page 7

    vi vi T ABLE OF CONTENTS Page Installation………………………………………………………………...……...…….Section A Technical Specifications ...............................................................................................A-1 General Description ...............................................................[...]

  • Page 8

    A-1 INST ALLA TION A-1 800 AMP TANDEM MIG TORCH T orch and Cable assembly weights Torch body: 6.8 lbs (cables elevated 1 ft above torch body, 4ft from torch body) Shielding Gas Flow Rate W ater Cooling Lead Electrode size T andem MIG T orch Cable Length A vailability TECHNICAL SPECIFICA TIONS - T andem MIG T orch (800 amp) Product number S22693-121[...]

  • Page 9

    800 AMP TANDEM MIG TORCH GENERAL DESCRIPTION The Tandem MIG 800 Amp Welding Torch is designed to deliver two wire electrodes to a single weld pool. The wire electrodes are electrically isolated from one another providing independent parameter control of both electrodes. The torch has two separate wire spacing options. The torch is designed primaril[...]

  • Page 10

    800 AMP TANDEM MIG TORCH CONT ACT TIP AND DIFFUSER INST ALLA TION The welding torch is equipped with specially designed diffusers. The diffuser is of a low profile design to accommodate the Tandem torch design. The diffuser is required to provide a current path to the contact tip and must be secured tightly. The diffuser also serves as a means to s[...]

  • Page 11

    800 AMP TANDEM MIG TORCH CONT ACT TIP SIZE Contact tips are available in standard sizes to match the wire specifications of the welding torch (.035, .045, .052 and .062 inches). Some Tandem applications may require greater arc stability than others. If arc instability due to electrical transfer through the contact tip is encountered, an undersized [...]

  • Page 12

    B-1 OPERA TION B-1 ELECTRODES AND EQUIPMENT The Tandem MIG 800 amp torch has been designed for use with 0.035" through 0.062" diameter Lincoln Electric solid and metal cored steel GMAW wire weld- ing electrodes. Refer to the appropriate Lincoln process and electrode selection guidelines for further information on available electrodes and [...]

  • Page 13

    B-2 OPERA TION B-2 NOZZLE REAMING ST A TIONS During robotic applications a reamer should be employed to keep the nozzle clean. Reaming the noz- zle between welds will reduce the down time associat- ed with manual torch cleaning. The M18426-1 ream- ing station is an option that is recommended for noz- zle cleaning. ANTI-SP A TTER SPRA Y Anti-spatter[...]

  • Page 14

    C-1 MAINTENANCE C-1 CONT ACT TIP REPLACEMENT Each application will dictate the frequency of contact tip replacement. Higher amperage, higher duty cycle operations will require more frequent contact tip replacement. The condition of the contact tip greatly effects the welding performance of the Tandem MIG process. A routine contact tip replacement s[...]

  • Page 15

    C-2 MAINTENANCE C-2 CONT ACT TIP ALIGNMENT During gooseneck replacement or after a torch colli- sion it may be required to check the contact tip align- ment. If using a robot, it is recommended that a tool center pointer is placed in the robotic cell to define the location of the lead wire. A second locating station should be installed that provide[...]

  • Page 16

    C-3 MAINTENANCE C-3 800 AMP TANDEM MIG TORCH S22693-XXX MIG 800 amp Torch All dimensions in inches. Brackete d dimensions are in [milli meters][...]

  • Page 17

    C-4 MAINTENANCE C-4 800 AMP TANDEM MIG TORCH L10430-1 Torch Alignment Tool (Consisting of the following three parts) 1. Base dimensions (Part number L10430-3) 2. Check Block dimensions (Part number L10430-2)[...]

  • Page 18

    C-5 MAINTENANCE C-5 800 AMP TANDEM MIG TORCH L10430-1 Torch Alignment Tool 3. Holding block dimensions (Part number L10430-4)[...]

  • Page 19

    D-1 TROUBLESHOOTING D-1 800 AMP TANDEM MIG TORCH 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. CAUTION This Troubleshooting Guide is provided to help you locate an[...]

  • Page 20

    D-2 TROUBLESHOOTING D-2 800 AMP TANDEM MIG TORCH Observe all Safety Guidelines detailed throughout this manual 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. CAUTIO[...]

  • Page 21

    NOTES 800 AMP TANDEM MIG TORCH[...]

  • Page 22

    NOTES 800 AMP TANDEM MIG TORCH[...]

  • Page 23

    W ARNING A VISO DE PRECAUCION A TTENTION W ARNUNG A TENÇÃO Spanish French German Portuguese Japanese Chinese Korean Arabic READ AND UNDERST AND THE MANUF ACTURER’S INSTRUCTION FOR THIS EQUIPMENT AND THE CONSUMABLES TO BE USED AND FOLLOW YOUR EMPLOYER’S SAFETY PRACTICES. SE RECOMIENDA LEER Y ENTENDER LAS INSTRUCCIONES DEL F ABRICANTE PARA EL U[...]

  • Page 24

    W ARNING A VISO DE PRECAUCION A TTENTION W ARNUNG A TENÇÃO Spanish French German Portuguese Japanese Chinese Korean Arabic LEIA E COMPREENDA AS INSTRUÇÕES DO F ABRICANTE PARA ESTE EQUIP AMENTO E AS P ARTES DE USO, E SIGA AS PRÁTICAS DE SEGURANÇA DO EMPREGADOR. ● Keep your head out of fumes. ● Use ventilation or exhaust to remove fumes fro[...]

  • Page 25

    • Sales and Service through Subsidiaries and Distributors Worldwide • Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com • World's Leader in Welding and Cutting Products •[...]