ESAB Migmaster 300i cvcc - Page 2

2
TABLE OF CONTENTS
SECTION TITLE PAGE
PARAGRAPH
I SAFETY PRECAUTIONS ........................................................................................................ 4
II INTRODUCTION ..................................................................................................................... 6
2.1 General ............................................................................................................................ 6
2.2 Receiving-Handling .......................................................................................................... 6
2.3 Duty Cycle ........................................................................................................................ 6
2.3.1 Volt/Ampere Curves .........................................................................................................6
2.4 Description ....................................................................................................................... 7
2.4.1 Available Packages and Contents .................................................................................... 7
2.4.2 Power Source................................................................................................................... 8
2.4.3 Wire Feeder ..................................................................................................................... 8
2.4.4 MT-200cc Torch ............................................................................................................... 8
2.4.5 Controls............................................................................................................................ 8
2.4.6 Running Gear ................................................................................................................... 8
2.5 Optional Equipment .......................................................................................................... 8
2.6 Safety ............................................................................................................................... 9
III OPERATIONAL DESCRIPTION ............................................................................................ 10
3.1 General .......................................................................................................................... 10
3.2 Power Source .................................................................................................................10
3.2.1 Wire Feeder ................................................................................................................... 10
3.2.2 Power Unit ..................................................................................................................... 10
3.2.3 Control Electronics Board ............................................................................................... 10
3.3 Display and Controls ...................................................................................................... 10
3.3.1 General .......................................................................................................................... 10
3.3.2 Operational Description of Display ................................................................................. 11
3.3.3 Operational Procedure of Display ................................................................................... 11
3.4 Finding Welding Parameters in MIG .............................................................................. 12
3.5 Synergic Relationships and Functions ............................................................................ 12
3.6 Servo Functions ............................................................................................................. 12
3.7 Saving Welding Conditions ............................................................................................ 13
3.8 Fault Conditions .............................................................................................................13
IV INSTALLATION OF POWER SOURCE AND ACCESSORIES.............................................. 14
4.1 Location ......................................................................................................................... 14
4.2 Assembly of Rear Wheels .............................................................................................. 14
4.3 Electrical Input Connections ........................................................................................... 14
4.3.1 Input Electrical Requirements ........................................................................................ 14
4.3.2 Input Conductor Connections ......................................................................................... 14
4.4 Secondary Output Connections ...................................................................................... 15
4.5 Welding Cable Connections ........................................................................................... 16
4.6 Installation for MIG Welding ........................................................................................... 16
4.6.1 Torch Connection (MT-200cc) ....................................................................................... 16
4.6.2 Torch Polarity Cable and Work Cable ............................................................................ 16
4.6.3 Wire Feeder Mechanism ................................................................................................ 17
4.6.3.1 Drive Rolls ...................................................................................................................... 17
4.6.3.2 Welding Wire Spool .......................................................................................................17
4.6.3.3 Threading Welding Wire ................................................................................................ 17
4.6.3.4 Brake Drag Adjustment .................................................................................................. 17
4.7 Connection of Shielding Gas Supply .............................................................................. 18
4.7.1 Gas Shielding Supply ..................................................................................................... 18
4.7.2 Connection ..................................................................................................................... 18
4.7.3 Regulating Flow ............................................................................................................. 18
4.7.4 Stopping Work .............................................................................................................. 18