Hobart Welding Products 3225D

OM-480 Page 32

SECTION 8 – ELECTRICAL DIAGRAM

SC-190 650-B

Figure 8-1. Circuit Diagram For Welding Generator

Contents

Main Contractor 3225D From Hobart to You CALIFORNIA Proposition 65 Warning 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. SIGNIFICANT DC VOLTAGE exists after stopping engine on inverters. 1-3. Engine Hazards FUEL can cause fire or explosion. STEAM AND HOT COOLANT can burn. MOVING PARTS can cause injury. BATTERY EXPLOSION can BLIND. 1-4. Additional Symbols For Installation, Operation, And Maintenance FALLING UNIT can cause injury. FLYING SPARKS can cause injury. OVERHEATING can damage motors. OVERUSE can cause OVERHEATING. 1-5. Principal Safety Standards 1-6. EMF Information OM-480 Page 5 SECTION 1 CONSIGNES DE SCURIT LIRE AVANT UTILISATION 1-1. Signification des symboles 1-2. Dangers relatifs au soudage larc UN CHOC LECTRIQUE peut tuer. Une tension DC importante subsiste lintrieur des onduleurs aprs avoir coup lalimentation. 1-3. Dangers existant en relation avec le moteur LE CARBURANT MOTEUR peut pro- voquer un incendie ou une explosion. LA VAPEUR ET LE LIQUIDE DE REFROIDISSEMENT CHAUD peuvent provoquer des brlures. 1-4. Dangers supplmentaires en relation avec linstallation, le fonctionnement et la maintenance LE RAYONNEMENT HAUTE FR- QUENCE (H.F.) risque de provoquer des interfrences. LE SOUDAGE LARC risque de provoquer des interfrences. 1-5. Principales normes de scurit 1-6. Information sur les champs lectromagntiques SECTION 2 DEFINITIONS 2-1. Symbols And Definitions AAmperes VVolts Panel/Local Remote SECTION 3 SPECIFICATIONS 3-1. Weld, Power, And Engine Specifications 3-2. Dimensions, Weights, And Operating Angles 3-3. Fuel Consumption 3-4. Duty Cycle And Overheating Page Page SECTION 4 INSTALLATION 4-1. Installing Welding Generator + 4-2. Connecting The Battery 4-3. Installing Muffler Pipe 4-4. Engine Prestart Checks 4-5. Installing Ether Cylinder (Optional Ether Starting Aid) 4-6. Connecting To Weld Output Terminals 4-7. Selecting Weld Cable Sizes SECTION 5 OPERATING THE WELDING GENERATOR 5-1. Controls (See Section 5-2) 5-2. Description Of Front Panel Controls (See Section 5-1) 5-3. Remote A/V Control SECTION 6 OPERATING AUXILIARY EQUIPMENT 6-1. 120 Volt Duplex And Optional GFCI Receptacles 6-2. 240 Volt Duplex Receptacle (Optional) 6-3. Connecting Optional Auxiliary Power Plant 6-4. 120/240 Volt Twistlock Receptacle (Optional) SECTION 7 MAINTENANCE AND TROUBLESHOOTING 7-1. Routine Maintenance 8 h 50 h 100 h Page 7-3. Servicing Air Cleaner 7-4. Servicing Fuel And Lubrication Systems 7-5. Adjusting Engine Speed 7-6. Overload Protection 7-7. Servicing Optional Ether Starting Aid 7-8. Inspecting And Cleaning Optional Spark Arrestor 7-9. Troubleshooting A. Welding B. Auxiliary Power C. Engine Page SECTION 9 RUN-IN PROCEDURE 9-1. Wetstacking 9-2. Run-In Procedure Using Load Bank 9-3. Run-In Procedure Using Resistance Grid + SECTION 10 AUXILIARY POWER GUIDELINES 10-1. Selecting Equipment OR 10-2. Grounding Generator To Truck Or Trailer Frame 10-3. Grounding When Supplying Building Systems 10-4. How Much Power Does Equipment Require? 10-5. Approximate Power Requirements For Industrial Motors 10-6. Approximate Power Requirements For Farm/Home Equipment 10-7. Approximate Power Requirements For Contractor Equipment 10-8. Power Required To Start Motor 10-9. How Much Power Can Generator Supply? 10-10.Typical Connections To Supply Standby Power 10-11.Selecting Extension Cord (Use Shortest Cord Possible) Page SECTION 11 PARTS LIST Figure 11-1. Main Assembly Page Page Page Page Page Figure 11-3. Generator Page Page Page Page Warranty Questions? Call 1-877-HOBART1 for your local Hobart distributor. Effective January 1, 2000 (Equipment with a serial number preface of LA or newer) Please complete and retain with your personal records. Resources Available Always provide Model Name and Serial/Style Number. Owners Record