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by Daniel(Windsor, Ontario) Using a DeVilbiss Pro 4000 compressor, with a pressure switch that causes the compressor to kick in whenever...

by Pat McMurray(Spokane, WA USA) It’s about a 40 year old Quincy two stage. Previous owner said it ran fine. Should...

by jon (Hampton NH 03844) Getting a fault code of DM 1 on a Kaeser SM11. What does this mean?? Photo...

It all started with air leaking from the unloader, at the pressure switch. I purchased a new pressure switch. A new...

It can be quite a daunting task trying to figure out how to change your Sullair compressor oil, how much to...

by Dave(Florence, Mass) I own a Bostitch 6-gallon compressor – reconditioned. Using it for the first time. The regulator knob will...

by Bob Fuller(Shreveport, LA) Air compressor is not pumping air no pressure. Can not find serial number The flat round part...

Evidently you can fix a pressure relief valve. I am appreciative of Jim who posted the following information on this site...

by Lonnie(Ottawa, Canada) The compressor works fine up to 90psi. Its an oil less electric compressor. At 90 psi, with the...

by Michael(Philadelphia) Hi Bill, So My TC-20T (compressor + tank) worked fine for a few days, and then stopped working while...