CONTENT
1. Safety..............................................................................................................................................3
1.1 Signal Explanation.......................................................................................................................3
1.2 Arc Welding Damage ...................................................................................................................5
1.3 The knowledge of Electric and Magnetic Fields........................................................................5
2. Overview.........................................................................................................................................6
2.1 Brief Introduction.........................................................................................................................6
2.2 Working Principle ........................................................................................................................7
3.1 Parameters................................................................................................................................. 10
3.2 Duty cycle and Over-heat...........................................................................................................11
3.3 Equipment Connection.............................................................................................................. 12
3.4 Maintenance of MIG Gun mechanism ...................................................................................... 13
3.4.1 Dissection graphics for the MIG GUN...................................................................................13
3.4.2 The parts list for the MIG GUN............................................................................................... 14
3.4.3 The operation for the MIG GUN .............................................................................................14
4. Operation......................................................................................................................................16
4.1 Layout for the front and rear panel ..........................................................................................16
4.2 Welding operation...................................................................................................................... 18
4.2.1 MIG mode operation:..............................................................................................................18
4.2.2 TIG mode operation:...............................................................................................................21
4.2.3 MMA mode operation: ............................................................................................................22
4.3 Welding parameters................................................................................................................... 22
4 .4 Operation environment.............................................................................................................22
5 Maintenance & Troubleshooting..................................................................................................23
5.1 Maintenance...............................................................................................................................23
5.2 Troubleshooting.........................................................................................................................25
5.3 Electrical schematic drawing....................................................................................................27