Condenser is installed on the back of refrigerator or sides of refrigerator. When the refrigerator is running, because of high speed operating, the heat that is absorbed from the food of refrigerator will change to the high-temperature and high-pressure gas. The gas enter to condenser and dissipate the heat through the condenser . So when you touch the cabinet that installed the condenser, it is hot, especially in summer.
1.keep the refrigerator more than 10cm to the wall.
2. Keep the refrigerator to the ventilative place