It should be noted that if the copper core is found to be severely rusted and oxidized, it is necessary to check whether there is water seepage phenomenon in the connector. If there is, find the reason and repair it in time, and replace with new high and low voltage components.
It should be noted that if the copper core is found to have serious rust and oxidation, check whether the connector has water seepage. If so, find out the cause, repair it in time, and replace new high and low voltage components.
It should be noted that if the copper core is found to have serious rust and oxidation, it is necessary to check the connector for water seepage. If so, find out the reason and repair it in time, and replace the new high and low voltage components.