Fixing appliances is not easy. It is tough as well as risky. You stand the risk of getting an electric shock. You should never handle them yourself. It is the job of a good workman. Hiring a workman is also necessary for reliable work. An expert provides work that lasts long. This is true for all types of devices. If you are not hiring a workman with experience, the issue will come back. You need to take care while choosing the workman. A poor workman will cost you money and the issue will still be there. You need to avoid this at all costs.