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How to Properly Maintain and Clean an Espresso Coffee Machine Espresso machines force water through the coffee grounds with pressure. This type of brewing results in a stronger drink than drip coffee. These machines require 9 bar of pressure to extract flavor from the coffee grounds. Espresso machines are available in three primary varieties. They are manual, semiautomatic and fully automatic. Semiautomatic machines let you control the grinding, tamping, and extraction times. They offer a great balance between human control and mechanised consistency. Simple to use The best espresso machines are easy to use. The best espresso machines come with an adjustable thermostat to keep the water at the correct temperature, and a pressure pump that increases the amount of water used in each shot. The higher pressure allows grounds to disintegrate faster and creates a foam of the perfect consistency. These machines also include a milk frother to make espresso-based drinks such as lattes and cappuccinos. Traditional espresso machines powered by steam utilize an air-tight container to heat the water until it reaches boiling point, and then release the pressure in a shot of coffee. They are compact and cheap but they can only deliver about 1-2 bars of pressure. This is less than the ideal 9 bar for espresso. Semi-automatic espresso machines infuse hot water into a filtration system that is filled with beans that are pre-ground and pretamped. The barista is in charge of the extraction process, but must manually grind, measure and tamp the beans prior each cup. While this model is more expensive than others however, it gives more control and stability, says Jai of Blank Street Cafe. Full-automatic espresso machines are simpler to use than semi-automatic machines because they do not require barista's role in the brewing process. Most have built-in grinders that plug into the portafilter. They automatically grind and dose the beans and can be adjusted to create various drinks. Some even have a milk hopper and can do the frothing and pouring for you. Easy to clean Espresso machines create a richer and more full-bodied shot using greater heat and pressure than drip coffee makers. They also have a milk-frothing system that allows you to make cappuccinos and lattes. In this way, they require more regular maintenance than a drip machine that includes descalers and routine cleaning. The good news is that most espresso machines are simple to clean. commercial espresso machine of the models that we have listed are specifically designed to make cleaning easier. Most espresso machines have a portafilter that holds the grounds of coffee while the brewing. Some models also have a group head that is a set of parts that perform the actual extraction. Backflushing your machine every week will keep these parts clean and free of grit and gunk. This involves cleaning and brushing the portafilter, locking it and running the brew cycle multiple times. Many coffeehouses backflush their machines daily, but home users need to only do it once a week. It is best to use softened or filtering water, as it will reduce mineral accumulation and the need to descale. However, it is important to note that a moderate amount of minerals is essential to ensure proper extraction. Too much mineral can ruin the flavor. Too little can result in an unsavory, salty coffee. Keeping your machine properly maintained will ensure that it continues to function well and taste great for as long as you own it. Easy to maintain A coffee maker permits you to make a variety of coffee drinks. But, unlike a standard carafe coffee maker, an espresso machine requires a higher degree of pressure and temperature in order to give the desired results. To achieve this, it should be maintained and cleaned properly. Fortunately, you don't need to be a professional to keep your espresso machine operating smoothly. You'll need to clean the gasket every week. This is where coffee oils gather and can result in bitter tasting coffee that is rancid. Backflush your group with water-espresso machine cleaner. You'll also want to scrub the group screen as well as the nooks and crannies using a nylon brush or Coffeetool. The drip tray is essential to be cleaned regularly as it holds all the coffee waste after each brewing cycle. This can become an ideal breeding ground for mold and bacteria, which can affect the flavor of your coffee. It is also important to clean the exterior of your coffee maker regularly to avoid the accumulation of milk residue and coffee. Think about using a milk system cleanser, which is designed to clean all components that come in contact with milk. These products can be found in a majority of supermarkets. They are also easy to use. Repairable and simple A coffee maker is a useful appliance for your home or office. But, as with any electrical appliance, it can malfunction from time to time. This can be a hassle especially if the espresso or coffee maker stops working. Most of these problems can be fixed easily. In many cases, these issues result from a simple error or poor maintenance. Verify that the machine been connected and functioning. Examine the water tank for obstructions or clogs. If the problem continues to persist it could be the right time to call a professional. Coffee and espresso machines could encounter a myriad of issues which include no power or heating, defective steam wands, or an inability to produce enough pressure. Some of these issues are easily fixed, while others require a thorough troubleshooting or cleaning. These tasks must be performed with extreme caution and care as many components could be fragile and damaged. Consult a professional if you are not sure how to fix your espresso or coffee machine to avoid costly repairs. Make sure you use proper tools and follow the methods when you repair espresso or coffee machines. Also, be aware that certain brands require that their espresso or coffee machines be repaired at an approved national repair facility.