ABSTRACT

In the mechanical engineering department of institute of management and technology there are many machines but it is not all that is functioning well.This may airless as a   result of lack of maintenance which is a prove in the breakdown of the air conditioner.The quality and effectiveness of materials were mated very well as referred to machine maintenance. The cost of maintenance was minimized jet reaching a highly victorious rehabilitation.In the course of rehabilitation and repair of a faulty air conditioner, suitable tools such as manifold gauge, refrigerant cost and quality of equipment were put into consideration.