Shorted IGBT On A Welding Machine Replaced

shorted igbt welding machine

A guy called me urgently about his welding machine. He said that it stopped working because the welding technician by mistakes bumped into it causing to stop working. I always listen to the customer but I usually do my own checking later on.

shorted igbt

The moment I powered up the machine, I saw this right away which is a common fault in this kind of machines. The overheat LED light comes on due to many reasons. Read More

Shorted Mosfet IRF9Z24N

how to fix welding machine arc200

Welding machine comes on but does not weld. Model: ARC-200

This guy walked into my shop and told me that one of my customers recommended me for a welding machine repair. I was so happy to hear that but at the same time put some pressure on me to get this machine fixed.

welding machine repair

Read More

SS8050 NPN Transistor Open Circuit

how to fix and repair weak welding machine

A regular customer brought a welding machine for repair. As explained by the customer, this welding machine powers up fine and the green comes on as usual but when it comes to welding, it was very weak.

welding machine repair

By the look of it I can tell it was maintained by someone else. Read More

How To Repair Intermittent Problem In Inverter Welder

kauffe inverter welder fix and repair

This welding machine was brought to me about one month ago. It had intermittent problem with it when it comes to welding. The first time was brought to my shop, it had a lot of cold soldering joints and I re soldered every joint in this machine. To my surprise, this same machine came back to me after one month again with the same exact problem.

KAUFFE WELDING MACHINE REPAIR

Read More