Riparazione saldatrice elettronica 💥 Cemont S1600

The welder was very dirty, with already a previous repair attempt. Instrumentation seen in the video: Multimeter oscilloscope: https://s.click.aliexpress.com/e/_oEj... Trace curves: https://s.click.aliexpress.com/e/_oDe... Chapters: 00:00 introduction 00:59 precharge circuit diagram 02:44 precharge board test 05:28 general board inspection 07:26 IGBT test with bulb 10:34 diode test with traciacurve 11:00 low voltage test 12:53 transformer test 14:13 test under isolation transformer 16:03 soldering test ___________________________________________________________________________________________________ DISCLAIMER: All designs are made for hobbyist purposes and may be untested or contain errors. It is up to the user to verify each aspect. Therefore, I assume no responsibility for damage to persons, property or the projects themselves resulting from improper or incorrect use. Never exceed your capabilities and always seek professional help if you are unsure of what you are doing. *Never work with voltages higher than 48 V. Use low voltages to carry out tests. Remember: safety comes first! ___________________________________________________________________________________________________