How Do Drip Filter Coffee Machines Work? You may be amazed by the number of parts included in this coffee maker if not familiar with it. It starts with an intake reservoir with a water tube that is connected to it, and a heating component inside that heats the water. https://www-coffeee-uk02441.elbloglibre.com/30380757/3-reasons-three-reasons-your-drip-coffee-is-broken-and-how-to-repair-it