A refrigerator is a machine for keeping thing cool. It is rarely called a cooler or a fridge. People put sustenance and drinks in it, to keep those things cold or extraordinary for a more developed time. Samsung Refrigerator Service Centre Hyderabad .A refrigerator has a glow pump. It expels warm from the air inside the cooler. The glow gets added to the air outside. The glow pump is for the most part controlled by an electric motor. The central purpose behind having a fridge is to keep sustenance cool.