If your Kubota mower overheats, it may be due to several potential issues: - Dirty or clogged cooling fins. Dirt and debris can clog the cooling fins, preventing the engine from cooling properly. Regular cleaning can help mitigate this issue. - Low oil levels. An insufficient amount of engine oil can cause the engine to overheat. Check your oil levels regularly and refill as necessary. - Faulty cooling fan. If the cooling fan is damaged or not working effectively, it may not be providing enough airflow to cool the engine. - Blocked air filter. A blocked air filter can restrict the airflow to the engine, causing it to heat up. Regularly check and replace your air filter if needed. Remember, if your engine overheats despite these checks, it's best to consult with a professional or Kubota's customer service for further assistance. They will help you to find the best solutions for the most of Kubota Z726X problems.