Most likely, there is a build-up of hardened minerals (scaling) that is blocking the tubes thus preventing your coffee maker from pumping the water from the reservoir to the shower head. It could also be because the heating element is malfunctioning.
This problem is inherently mechanical in nature, and hence you will have no choice but to buy spare parts and repair it (or have it repaired for you). You should always debate whether repairing your coffee maker will make more sense for you than just replacing it outright.
In this article, we will discuss how a coffee maker works and why you shouldn’t put hot water for it.
It’s just a simple, honest-to-goodness, automatic drip type coffee maker…and guess what, it does a mighty fine job at it as well.