How can I repair a transformer oil leak?

To repair a transformer oil leak, first, identify the source of the leak by inspecting the transformer and its connections. Once located, clean the area around the leak thoroughly. Depending on the severity, use a suitable sealant or epoxy designed for transformer oil applications to seal the leak. In cases of significant damage, consider replacing the affected component. Always ensure the transformer is de-energized and follow safety protocols during the repair process.