Machine Café Melitta Barista four. Coffee Maker Not Heating: A different difficulty that could arise in Melitta coffee makers is when the machine isn't going to heat the drinking water correctly. This might be due to a problem with the heating element or a challenge with the power supply. https://coffee-maker-melitta.theblogfairy.com/34978027/melitta-coffee-machine-filter-how-melitta-coffee-machine-repairs-near-me-can-save-you-time-stress-and-money