00:00 remover the cover and general check
00:41 remove the mainboard
03:18 check the dc-bus and INVERTER IGBTs (FGH60N60SMD)
03:45 check the output power
03:56 POWER SUPPLY FLYBACK TRANSISTOR OK
04:10 Check relay circuit and power supply diode
06:15 replacement Failed components (MPS A13 ,1N4007) and check relay 12V 30A out of board
12:00 testing before final assembly
12:15 assembly and final testing
Негізгі бет Ғылым және технология How to Repair {No Power} INGCO Inverter MMA Welding Machine 200A ( MMA2006 )- ماكينة لحام انجكو
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