
TABLE OF CONTENTS
SECTION 1: ARC WELDING SAFETY INSTRUCTIONS AND WARNINGS ............................. 1-1
1.01
Arc Welding Hazards ....................................................................................... 1-1
1.02
Principal Safety Standards .............................................................................. 1-5
1.03
Declaration of Conformity ............................................................................... 1-6
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
Symbol Chart .................................................................................................. 2-2
2.05 Description ..................................................................................................... 2-3
2.06
User Responsibility ......................................................................................... 2-3
2.07
Transportation Methods .................................................................................. 2-3
2.08
Packaged Items .............................................................................................. 2-3
2.09 Specifications ................................................................................................. 2-4
SECTION 3: INSTALLATION OPERATION AND SETUP ................................................. 3-1
3.01 Environment ................................................................................................... 3-1
3.02 Location .......................................................................................................... 3-1
3.03 Ventilation ....................................................................................................... 3-1
3.04
Mains Supply Voltage Requirements .............................................................. 3-1
3.05
Electromagnetic Compatibility ........................................................................ 3-1
3.06
2RT Wire Feeder Controls, Indicators and Features ........................................ 3-3
3.07
Transmig 250i Power Source Controls, Indicators and Features ..................... 3-5
3.08
Advanced Features Details .............................................................................. 3-7
3.09
Wire Feeder Set Up MIG (GMAW) Welding with Gas Shielded MIG Wire ........ 3-8
3.10
Wire Feeder Set-up for MIG (FCAW) Welding with Gasless MIG Wire ............ 3-9
3.11
Attaching the Tweco Professional MIG Torch (Euro) ..................................... 3-10
3.12
Installing a Handi Spool (200mm diameter) ................................................. 3-11
3.13
Installing a Standard Spool (300mm diameter) ............................................ 3-12
3.14
Inserting Wire into the Feed Mechanism ...................................................... 3-13
3.15
Feed Roller Pressure Adjustment .................................................................. 3-14
3.16
Feed Roller Alignment ................................................................................... 3-14
3.17
Changing the Feed Roll ................................................................................. 3-15
3.18
Input And Output Wire Guide Installation ..................................................... 3-15
3.19
Wire Reel Brake ............................................................................................ 3-16
3.20
Shielding Gas Regulator Operating Instructions ........................................... 3-17
SECTION 4: BASIC WELDING GUIDE .................................................................... 4-1
4.01
MIG (GMAW/FCAW) Basic Welding Technique ............................................... 4-1
4.02
MIG (GMAW/FCAW) Welding Troubleshooting ............................................... 4-4
SECTION 5: ROUTINE SERVICE REQUIREMENTS ...................................................... 5-1
5.01
Cleaning the Welding Power Source ............................................................... 5-1
5.02
Cleaning the Feed Rolls ................................................................................... 5-2