Vacuum hold down unit

[Bellevue Woodshop]

Thanks for the kind feedback PJ. I just used any old refrigerator compressor. Yanked it out of the fridge and cut the pipes. Just connected the pipe on the suction end to the hose, and voila!!! I have heard it is wise to put a drop of oil in the inlet from time to time, but I have never done it. I have had mine for years and its been running for hours and hours. A couple of times I have actually forgotten to switch it of, as it is extremely quiet. Nad It has been running for a couple of days. It was hot, but still pumping