Hi friends I hope you will be enjoying your life .in this video i show you How to test and repair ossilater volts.how many volt came on pnp and npn mosfet.i show you how to fix this problem.firs you check 2.2ohm resistance witch use npn and pnp fet in the way.if your welding machine Fet heat or short then volts not come on fet.
#how to test oc volts
#how to repair oc drive
Thanks for watching
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