I am using this product I am fully satasfi and much more happy becuse product are saving value for money .and product also working very well using before 2 year godrej is the best . and I hope godrej.But these questions arise in several minds: “Why is it that my AC which was cooling well till a few months back is not cooling well now? ”, “I bought a new AC but why is it not cooling well? ” or “This AC used to work really well a few years back but is ineffective now”. There can be several reasons for the same, some of which can be technical faults as well. But here we would try to explain some of the reasons, which may not be fault in the AC