Your machine has thrown a wobbly in the middle of service. There’s a line of customers outside your hole-in-the-wall window ready to grab their coffee-to-go, and docket orders keep piling up. This is not the time, you think. You should always have a backup plan in case of a fault, but before you hit panic mode, let’s run through my list of the top 10 common faults found in espresso machines. Nine times out of 10, faults are a result of poor maintenance, care, and user error. So before you blame the machine and call a technician, let’s see how you can work through some common problems and get your machine back working in tip-top shape.