Hobart OM-303 manual

Contents

Main TIGMATE From Hobart to You TABLE OF CONTENTS WARNING Page SECTION 1 SAFETY PRECAUTIONS - READ BEFORE USING 1-1. Symbol Usage . 1-2. Arc Welding Hazards ELECTRIC SHOCK can kill. ARC RAYS can burn eyes and skin. WELDING can cause fire or explosion. FLYING METAL can injure eyes. BUILDUP OF GAS can injure or kill. HOT PARTS can cause severe burns. 1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. FALLING UNIT can cause injury. OVERUSE can cause OVERHEATING STATIC (ESD) can damage PC boards. 1-5. EMF Information OM-303 Page 5 SECTION 1 CONSIGNES DE SECURITE LIRE AVANT UTILISATION 1-1. Signification des symboles . 1-2. Dangers relatifs au soudage larc UN CHOC LECTRIQUE peut tuer. LES RAYONS DE LARC peuvent pro- voquer des brlures dans les yeux et sur la peau. LE SOUDAGE peut provoquer un incendie ou une explosion. DES PARTICULES VOLANTES peuvent blesser les yeux. LES ACCUMULATIONS DE GAZ ris- quent de provoquer des blessures ou mme la mort. DES PICES CHAUDES peuvent pro- voquer des brlures graves. 1-3. Dangers supplmentaires en relation avec linstallation, le fonctionnement et la maintenance 1-4. Principales normes de scurit 1-5. Information sur les champs lectromagntiques Page 2-2. Symbols And Definitions A U I SECTION 3 INTRODUCTION 3-1. Included with Your Unit 3-2. Specifications A. 60 Hertz Models B. 50 Hertz Models 3-3. Duty Cycle Chart 3-4. Volt-Ampere Curves SECTION 4 INSTALLATION 4-1. Selecting a Location 4-2. Typical Stick Connections 4-3. Typical TIG Connections 4-4. Electrical Service Guide . 4-5. Connecting Input Power SECTION 5 OPERATION 5-1. Controls 5-2. Example of Front Panel Amperage Control 5-3. Example of Remote Amperage Control or 5-4. Process and Material Thickness Guide Label Guideline For Welding Process And Output For Material Material Thickness Material And Weld Output SECTION 6 MAINTENANCE AND TROUBLESHOOTING 6-1. Routine Maintenance . 6-2. Troubleshooting Page SECTION 8 HIGH FREQUENCY 8-1. Welding Processes Requiring High Frequency 8-2. Incorrect Installation 8-3. Correct Installation SECTION 9 PARTS LIST Figure 9-1.Main Assembly . Page Page Page Page Warranty Questions? Call 1-877-HOBART1 for your local Hobart distributor. Effective January 1, 2001 (Equipment with a serial number preface of LB or newer) Please complete and retain with your personal records. Resources Available Always provide Model Name and Serial/Style Number. Owners Record