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Hobart OM-303 manual

Models: OM-303

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Contents

OM-303155795N TIGMATE Description ProcessesFrom Hobart to You WARRANTY TABLE OF CONTENTSPage 1-2. Arc Welding Hazards 1-1. Symbol UsageSECTION 1 - SAFETY PRECAUTIONS - READ BEFORE USING ELECTRIC SHOCK can killWELDING can cause fire or explosion ARC RAYS can burn eyes and skinFLYING METAL can injure eyes BUILDUP OF GAS can injure or kill1-4. Principal Safety Standards 1-3. Additional Symbols For Installation, Operation, And MaintenanceWELDING WIRE can cause injury FIRE OR EXPLOSION hazardAbout Pacemakers 1-5. EMF InformationSECTION 1 - CONSIGNES DE SECURITE - LIRE AVANT UTILISATION 1-1. Signification des symboles1-2. Dangers relatifs au soudage à l’arc UN CHOC É LECTRIQUE peut tuerDES PARTICULES VOLANTES peuvent blesser les yeux LE SOUDAGE peut provoquer un incendie ou une explosionDES PIÈ CES CHAUDES peuvent pro- voquer des brû lures graves LE BRUIT peut affecter l’ouïeLA CHUTE DE L’APPAREIL peut blesser Risque D’INCENDIE OU D’EXPLOSIONL’EMPLOI EXCESSIF peut SURCHAUFFER L’É QUIPEMENT DES ORGANES MOBILES peuvent provoquer des blessuresConsignes relatives aux stimulateurs cardiaques 1-4. Principales normes de sé curité1-5. Information sur les champs é lectromagné tiques SECTION 2 - DEFINITIONS 2-1. General Precautionary LabelSECTION 3 - INTRODUCTION 2-2. Symbols And Definitions3-1. Included with Your Unit I1eff3-3. Duty Cycle Chart Specifications3-4. Volt-Ampere Curves 60 Hertz Models4-2. Typical Stick Connections SECTION 4 - INSTALLATION4-1. Selecting a Location Open valve slightly so gas flow blows dirt from valve. Close valve 4-3. Typical TIG Connections4-5. Connecting Input Power 4-4. Electrical Service Guide5-1. Controls SECTION 5 - OPERATION5-3. Example of Remote Amperage Control 5-2. Example of Front Panel Amperage ControlGuideline For Welding Process And Output For Material 5-4. Process and Material Thickness Guide LabelMaterial And Weld Output6-2. Troubleshooting SECTION 6 - MAINTENANCE AND TROUBLESHOOTING6-1. Routine Maintenance Figure 7-1. Circuit Diagram SECTION 7 - ELECTRICAL DIAGRAMS8-1. Welding Processes Requiring High Frequency 8-2. Incorrect InstallationSECTION 8 - HIGH FREQUENCY 50 ft 8-3. Correct Installationnot available unless listed SECTION 9 - PARTS LISTFigure 9-1.Main Assembly Figure 9-1. Main Assembly Figure Figure 9-1. Main Assembly Continued Page Page Effective January 1 Warranty Questions?Equipment with a serial number preface of “LB” or newer Call 1-877-HOBART1 for your local Hobart distributorResources Available Owner’s RecordTo locate a Distributor, retail or service location Please complete and retain with your personal records