Q: How to test the big transformer for LF inverter?
A: The big transformer has two thin lines and two thick lines, you can connect the two thin lines to the utility AC 220V, and then test the two thick lines to see if there has about 14v of voltage, if yes, then the transformer is good.
A: The big transformer has two thin lines and two thick lines, you can connect the two thin lines to the utility AC 220V, and then test the two thick lines to see if there has about 14v of voltage, if yes, then the transformer is good.
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