How can I repair an oil furnace transformer?

To repair an oil furnace transformer, first ensure the power is disconnected for safety. Inspect the transformer for visible damage, such as leaks or corrosion. If the transformer oil is contaminated, it may require filtration or replacement. Check electrical connections for tightness and integrity. If internal components are damaged, consider replacing the transformer. Always follow manufacturer guidelines and local regulations when performing repairs on an oil furnace transformer.