Transformer repair and maintenance involve the regular inspection, troubleshooting, and fixing of issues in electrical transformers to ensure their optimal performance. This process includes checking components like bushings, insulation, tap changers, and oil levels for signs of wear or damage. When faults are detected, repairs may involve replacing damaged parts, cleaning, or upgrading components. Routine maintenance prevents transformer failures, reduces downtime, and extends the equipment's lifespan. Additionally, maintenance includes monitoring temperature, pressure, and voltage to ensure the transformer operates within safe limits. Proper repair and maintenance are essential to ensure reliable power distribution and avoid costly disruptions in service.