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Hobart OM-303 manual

Models: OM-303

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Contents

TIGMATE  OM-303155795NDescription ProcessesFrom Hobart to You TABLE OF CONTENTS WARRANTYPage 1-1. Symbol Usage 1-2. Arc Welding HazardsSECTION 1 - SAFETY PRECAUTIONS - READ BEFORE USING ELECTRIC SHOCK can killARC RAYS can burn eyes and skin WELDING can cause fire or explosionFLYING METAL can injure eyes BUILDUP OF GAS can injure or kill1-3. Additional Symbols For Installation, Operation, And Maintenance 1-4. Principal Safety StandardsWELDING WIRE can cause injury FIRE OR EXPLOSION hazard1-5. EMF Information About Pacemakers1-1. Signification des symboles SECTION 1 - CONSIGNES DE SECURITE - LIRE AVANT UTILISATION1-2. Dangers relatifs au soudage à l’arc UN CHOC É LECTRIQUE peut tuerLE SOUDAGE peut provoquer un incendie ou une explosion DES PARTICULES VOLANTES peuvent blesser les yeuxDES PIÈ CES CHAUDES peuvent pro- voquer des brû lures graves LE BRUIT peut affecter l’ouïeRisque D’INCENDIE OU D’EXPLOSION LA CHUTE DE L’APPAREIL peut blesserL’EMPLOI EXCESSIF peut SURCHAUFFER L’É QUIPEMENT DES ORGANES MOBILES peuvent provoquer des blessures1-5. Information sur les champs é lectromagné tiques 1-4. Principales normes de sé curitéConsignes relatives aux stimulateurs cardiaques 2-1. General Precautionary Label SECTION 2 - DEFINITIONS2-2. Symbols And Definitions SECTION 3 - INTRODUCTION3-1. Included with Your Unit I1effSpecifications 3-3. Duty Cycle Chart3-4. Volt-Ampere Curves 60 Hertz Models4-1. Selecting a Location SECTION 4 - INSTALLATION4-2. Typical Stick Connections 4-3. Typical TIG Connections Open valve slightly so gas flow blows dirt from valve. Close valve4-4. Electrical Service Guide 4-5. Connecting Input PowerSECTION 5 - OPERATION 5-1. Controls5-2. Example of Front Panel Amperage Control 5-3. Example of Remote Amperage Control5-4. Process and Material Thickness Guide Label Guideline For Welding Process And Output For MaterialMaterial And Weld Output6-1. Routine Maintenance SECTION 6 - MAINTENANCE AND TROUBLESHOOTING6-2. Troubleshooting SECTION 7 - ELECTRICAL DIAGRAMS Figure 7-1. Circuit DiagramSECTION 8 - HIGH FREQUENCY 8-2. Incorrect Installation8-1. Welding Processes Requiring High Frequency 8-3. Correct Installation 50 ftFigure 9-1.Main Assembly SECTION 9 - PARTS LISTnot available unless listed Figure 9-1. Main Assembly Figure Figure 9-1. Main Assembly Continued Page Page Warranty Questions? Effective January 1Equipment with a serial number preface of “LB” or newer Call 1-877-HOBART1 for your local Hobart distributorOwner’s Record Resources AvailableTo locate a Distributor, retail or service location Please complete and retain with your personal records