About Air Compressors


About air compressors helps you solve your air compressor problems and provides lots of information to help you select a new air compressor should you be in the hunt for one.

There are hundreds of pages on this website describing pretty much every air compressor part, what it does, where it goes, along with scads of pages about installing, plumbing, using and troubleshooting your air compressor.

How can we help you
            find what you are looking for!


  1. Is your compressor not working properly? You might want to look at these pages with common, cross-brand, air compressor problems and solutions. Odds are good your answer is right here!

  2. Do you want help with a specific brand of compressor? Here are pages with brand specific information. Find solutions to compressor problems of the same brand and model as yours.

  3. Not quite sure what you need? This is the sitemap page, and lists almost all of the pages on this site. Here you can find more pages on this site that relate to your compressor problem and the solutions.

  4. Or, use the many search boxes located all around about-air-compressors.com. They will help you find the pages on this site that provide information or solutions to your air compressor issue or problem. One such search box is next. Help yourself!

A lot of the compressor brand forum pages have .PDF manuals that folks have been kind enough to send in. If you see one you like, download it and save it to your computer for reference when you need it. There is no cost involved.

If still no luck in finding the answer to your compressor problem, then post a question on the appropriate forum page. - See the list of forums on this page. Some of the many thousands of folks that visit this site every day will try to help by commenting on your post.

Some Visitor's Comments

  • Rod says "Your advice was spot-on. I swapped the gauges and noticed the tank gauge was all plugged with gunk. Thanks Bill!"
  • Jim says... got "A free working compressor fixed with 10 minutes of research and 30 seconds of repair. Great site! Thanks Bill"
  • David J. R. says "Thanks to Doug pointing me in the right direction! - THIS WEBSITE ROCKS!"
  • Chris says "Hey Bill thanks for your help it was the regulator, changed it out and things back to working great compressor run all my tools, thanks again"
  • Randall says "...compressor is running great, it unloads at 125psi and cuts back in at 90. Would have never fixed without this site....thanks Bill"
  • John says "Your advice regarding my compressor issues is greatly appreciated. Your website is very helpful - especially for guys like me lacking training and experience diagnosing and repairing compressors. "
  • Wolfgang says... "You are correct - the CAPS are the problem".
  • Mike says... "That was it. Before looking at your diagram, I didn't know the regulator was unidirectional, and the arrow on the back was not obvious. Turned the unit around and now it works great. Simple solution. Thank you for your expert feedback."
  • Eddie C. from Ohio says... "Cutting 1/2" off the end worked. It went straight to 120psi then shut off. Thanks..."
  • Jerry says "Right on the money Bill! I removed start cap. and even tho all looked well, it was BAD. I replaced it and all is well and compressor works with no problems. Many thanks....(is there a way to make a contribution to help keep your site going?)"

Bill says... sure Jerry. Buy my book (see below) and then we both win!

eBook cover

Are you thinking about getting an air compressor for your home workshop or have a compressor with a problem? This ebook offers a lot more information about compressors, useful before or after you acquire yours. Click the 'book cover' at left for a handy guide about understanding and using The Home Compressor. You can become your local compressor using expert with the information it provides, and you support this site at the same time.

Thank you very much. Bill

And a big shout out to...


I am very appreciative of the contributions to this site from many compressor knowledgeable visitors, and in particular to Doug s.d.ca., Buster and Carl.

To the many that have, and continue to, contribute their knowledge to help other air compressor users, please accept my sincere thanks.

Please read this site Disclaimer, before you use any references or information found on this site. Use of the information on this website means that you have read and accept the disclaimer. Thank you.

Bill