Instruct: Classify the given review as either positive or negative.
Query: Common Mechanical Problem With These

We purchased this unit a little over a year ago and, as Murphy's Law goes, the unit went on the brink shortly after our one-year warranty period. The machine does funny things now with the water intake. Sometimes we find it pumping water back into the reservoir instead of into our coffee cup! We rarely get a proper sized cup of coffee out of the thing, regardless of the size we select. Quick research on the internet revealed a common problem with these machines and a repair procedure. I'll have to read it in a little more detail to see if I want to mess with this or move on to a better machine. If you're thinking of purchasing this machine, check out this repair posting first: [...]