There is one disadvantage however with percolator when prolonged over boiling is allowed, it can result to a bitter coffee. If you are just obtaining your first coffee maker, you are probably in confusion as to which type would suit your needs and lifestyle. In that essence, you need to know the factors that will help you in picking the right one. Ensure that the coffee maker is well cleaned and free of debris and residue before and after using it. Left over coffee granules settle on the jug and the filter holes that affect the flavour and creaminess. Never clean the equipment parts with soap or detergent because these contain acidic elements that stick or may scrape the metal container. The temperature valve must be calibrated to ensure that its boiling point is neither lukewarm nor scalding hot. If you are adventurous in the kitchen then it would be great for you to own one of these fancy machines. Some people are not aware that fancy coffee can also be made at home with just the right equipment. Why? Simply because the coffee brewed from such second-rate machines usually tastes like plastic or a little metallic. While it can be difficult on your part to find out if the unit is durable or not or if the extra features will really work the way they should or as the manufacturer claims, you can still do something to avoid purchasing inferior units. Instead, go to reliable stores and get one that offers the best value for your money. Ease of Cleaning You need to clean your coffee maker every now and then, don t you? Since this is a way to extend the machine s service life, you have to make sure that its key components are washable so you ll be able to remove the coffee that sticks on them. Switch your coffee maker on. 4. Leave the vinegar in the water tank for half an hour. 5. Empty the carafe and then rinse it very well. 6. Again, put water on the tank and repeat the brewing cycle. 7. Switch the coffee maker off. 8. Clean the carafe thoroughly with running water. Cleaning the hot plate and the filter basket 1.