commit b5807697d64fcf282ca5f643e4306ecbc799d488 Author: coffeee9562 Date: Sat Aug 10 10:28:35 2024 +0800 Add 10 Healthy Machine Coffee Habits diff --git a/10-Healthy-Machine-Coffee-Habits.md b/10-Healthy-Machine-Coffee-Habits.md new file mode 100644 index 0000000..8ecab28 --- /dev/null +++ b/10-Healthy-Machine-Coffee-Habits.md @@ -0,0 +1,61 @@ +What Goes On Inside a Machine Coffee Maker? + +Coffee machines allow you to enjoy a cup of joe in the comfort of your own home. Some of the most sought-after models have a programmable clock and even a built in grinder. + +When you switch on the power, sensors control the heating element, which is circling a warming plate. It also has an aluminum water tube that runs through it. + +Cold-Water Tube + +A machine coffeemaker takes the water that you pour in and turns it into coffee. It does this by boiling the water, then passing it through a process that creates high pressure to push it through a capsule made of ground or soluble product. These machines can use up to 15 bars of pressure, as opposed to coffee percolators, which only operate at one bar. + +There is a reservoir on the bottom of the machine that appears like a bucket and holds the water that is used to make your drink. The reservoir has a hole at the bottom. It connects on one side to the tube that is inside the heating element and, on the other hand, to an white tube that is insulated and extends from the bottom of the machine up to the faucet. + +When you switch on the machine and turn it on, the reservoir of water is being pumped into the heating chamber. The thermostat then instructs the machine to get heated. As the water warms it expands. This pushes a screen under a portafilter that has been filled with espresso and then tamped. The pressure causes the screen to to penetrate the filter, allowing the espresso to get into your mug. + +The espresso that comes out of your machine is a rich, delicious beverage that can come with different levels of acidity based on the kind of beans you select. If you notice that your coffee has a sour taste Try switching to a different filter paper or a coarser ground coffee. If the issue continues, you should contact a licensed technician to carry out a deliming process. The problem is usually caused by lime scale. + +Hot-Water Tube + +The white tube insulated in the base of your coffee maker is called the hot-water tube. It transfers the hot water from the heating chamber to the faucet at the top of your coffee maker. The water then saturates your coffee grounds, bringing their flavors into the pot of coffee you are waiting for. + +Some [coffee machines professional](https://www.coffeee.uk/) makers have a feature that keeps the water warm, so that it's ready the moment you wake up. This is done by using a heater that creates some steam. The steam is directed towards the spout, ensuring that the coffee remains warm until you are ready to pour it. + +While it may appear like coffee makers are complicated and expensive, the majority of models are fairly easy to operate and come with only a few moving parts. A good cleaning and regular use will keep your machine in top condition for a long time to come. + +Many coffee machines come with an integrated coffee grinder that allows you to add the ground coffee to the portafilter, secure it in place, and then activate the switch to start the coffee brewing. The pump will pressurize the hot water until it reaches 220 PSI pressure when the switch is flipped. + +One of the biggest issues when making coffee is the need to refill the reservoir often. Some coffee makers have machines that can be connected directly to your water line. This lets you skip the reservoir. If you're a do-it-yourselfer, there are also kits to transform any machine into one with water line connections. The process is a bit more involved and involves drilling holes in your machine to accommodate the adapter. This could weaken your coffee maker's structure and cause cracks in the areas where you've drilled. It's recommended that you purchase a specially-built coffee maker that is designed to accept direct water lines to get the best results. + +Resistive Heat Element + +The heater is made from metal and has a particular resistance to electricity. It restricts current flow without stopping it entirely, and some of the energy resisting it is turned into heat. This is how the boiler in your coffee maker heats the water. + +The heating element is situated on the left side of the base of the machine and it looks like the filament of a light bulb or the component in your electric toaster. It is made up of an aluminum extrusion that is divided into two sections, with a tube that allows water to flow through and a resistive element. (Watch the video here). This coiled wire heats up because of the resistance it has. + +When you switch on your coffee maker, the component will heat the aluminum water tube until where it reaches a point of boiling. Then the bubbles rise up through the white tube and are sprayed on your ground coffee by the shower head. The water that is sprayed picks up the essential oil of the ground coffee beans while it travels down, and also contains caffeine. + +If you're having trouble with your coffee maker and hot water isn't flowing out, it's probably due to a faulty pressure switch or thermostat for the heating element. Both are able to be tested with a multi meter by using the continuity test. Connect one pole to the electrical connection, and the other to the flange body, and it should display a number below 1. If the reading is not there, then you will need to change the thermostat or switch. + +The other major component of your coffee maker that could be the source of issues is the water pump or reservoir. It could become blocked by lime, so you'll have to run water and descaling agent through it. + +Warming Plate + +A warming plate is an heated metal surface which keeps the coffee warm after it has been made. This feature is popular with those who enjoy coffee at a restaurant and can be a valuable addition to the kitchen of a home. The warming plate can get rusty and ruin the taste therefore it is crucial to clean it regularly. The best method to clean the heating plate of a coffee maker is to use a mix of oxalic acid and water. + +Oxalic acid is a potent cleaning agent that can be used to remove rust from pipes, sinks, gas stove burners, and a variety of other household items. You can buy this product at most hardware stores. It is an effective method of cleaning the rusty warming plates in your coffee makers. This product can cause serious injuries and burns in the event that it is not handled in a safe manner. + +When you are cleaning a rusty coffee maker heating plate, first check that the coffee maker is disconnected. This will help prevent any harm caused by the heat produced by cleaning products. Rubber gloves are also recommended, as oxalic acids can be rough on skin. + +Pour some white vinegar over the rusted area of the heating plate. This will react chemically with baking soda and dissolve the rust. Then, scrub the area with an abrasive or rag until it is clean. If your coffee maker is damaged, you may have to repeat the process a few times to make sure it is completely clean. Be sure to wait until the oxalic acids have completely evaporated before plugging your coffee maker in again. + +Aluminum Water Tube + +The machine will start making coffee the moment you start it up. It might seem easy but it's a long process to turn the grounds of coffee and hot water into a steaming hot beverage. + +First, the cold water goes in through an opening in the reservoir's bottom, and then into the aluminum tube underneath the resistive heating element. The aluminum water tube heats up until it reaches the boiling point, bubbles appear that push water up the white tube at the center of the coffee maker. + +The hot water pours out from the top of the tube, and into a perforated plastic disc, which is known as the shower head (or basket in some machines). Here the hot water falls over the coffee ground and picks up its oil essence as it does so. + +Then the water flows through the coffee, then back up through the filter into your pot. The pump's oscillating pressure is responsible for this. The contraction and expansion of the bubble boundaries creates shearing force, which extracts the coffee particles from water leaving a strong espresso-like beverage left behind. + +Remember that your machine is dependent on a variety of different components. They're all interconnected. If you notice strange sounds or feel vibrations it could be due to a loose part. Unsecure components can cause noise and weaken connections. This could lead to further problems. \ No newline at end of file