Magnetic drive pump, is a kind of permanent magnetic coupling working principle applied to centrifugal pumps, has a long service life, no maintenance, not easy to leak, waterproof, small size, high efficiency, etc., widely used in computer water-cooling systems, fountains, coffee makers, soilless cultivation, swimming pool water circulation filtration and so on, loved by the public consumers. In daily use, incorrect operation methods and use habits may cause magnetic drive pump failure.ATO has summarized the following common failures and solutions when using magnetic drive pumps.