Table Of Contents - Thermal Arc 181i FABRICATOR Service Manual

SECTION 1: SAFETY INSTRUCTIONS AND WARNINGS ............................................... 1-1
1.01 Arc Welding Hazards ....................................................................................... 1-1
1.02 Principal Safety Standards .............................................................................. 1-4
1.03 Declaration of Conformity ............................................................................... 1-5
1.04 Symbol Chart .................................................................................................. 1-6
1.05 Servicing Hazards ........................................................................................... 1-7
1.06 EMF Information ............................................................................................. 1-8
SECTION 2: INTRODUCTION .............................................................................. 2-1
2.01 How to Use This Manual ................................................................................. 2-1
2.02 Equipment Identification ................................................................................. 2-1
2.03 Receipt of Equipment ...................................................................................... 2-1
2.04 Description ..................................................................................................... 2-1
2.05 Transportation Methods .................................................................................. 2-1
2.06 Packaged Items .............................................................................................. 2-2
SECTION 3: SAFETY AND INSTALLATION ............................................................... 3-1
3.01 Duty Cycle ....................................................................................................... 3-1
3.02 Specifications ................................................................................................. 3-2
3.03 Environment ................................................................................................... 3-2
3.04 Location .......................................................................................................... 3-3
3.05 Ventilation ....................................................................................................... 3-3
3.06 Mains Supply Voltage Requirements .............................................................. 3-3
3.07 Electrical Input Connections ........................................................................... 3-3
3.08 Electromagnetic Compatibility ........................................................................ 3-4
3.09 Volt-Ampere Curves ........................................................................................ 3-6
SECTION 4: OPERATION ................................................................................... 4-1
4.01 Fabricator 181i Power Source Controls, Indicators and Features ................... 4-1
4.02 Attaching the Tweco WeldSkill 180 Torch (Euro) ............................................ 4-6
4.03 Installing 100mm Diameter Spool ................................................................. 4-6
4.04 Installing 200mm Diameter Spool .................................................................. 4-7
4.05 Inserting Wire into the Wire Feed Mechanism ................................................ 4-8
4.06 Feed Roller Pressure Adjustment .................................................................... 4-9
4.07 Changing the Feed Roll ................................................................................. 4-10
4.08 Wire Reel Brake ............................................................................................ 4-10
4.09 Setup for MIG (GMAW) Welding with Gas Shielded MIG Wire ..................... 4-11
4.10 Setup for MIG (GMAW) Welding with Gasless MIG Wire .............................. 4-12
4.11 Setup for TIG (GTAW) Welding ..................................................................... 4-13
4.12 Setup for Manual Arc (MMA) Welding ........................................................ 4-14
4.13 Leak Testing the System ............................................................................... 4-15
SECTION 5: THEORY OF OPERATION .................................................................... 5-1
5.01 Inverter Design ..................................................................................................... 5-1

TABLE OF CONTENTS