I have a D5 next pump, purchased in March 2019, which just failed last night. I was asleep and the computer was on; the machine shut down but not before the heat was sufficient to soften the hard tubing in my system so that it drooped from gravity. I'm lucky that the coolant did not leak onto the components of the machine. But my concern here is the pump. It was not spinning at all, and when I briefly powered up the machine today it the low pump RPM alarm did sound. The current graph showed spik...