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Welcome to the About Air Compressors Online Support Community

Here are some of the latest support discussions taking place right now - join in, help where you can, request help when you need it - and be kind!

  1. Help identifying this compressor pump. Cobbled together sometime in the late 1940's to early 1950's. Twin piston, 16" twin 5L…

Connecting Two Air Compressors Together – Dual Air Compressor Setup for More Air & CFM

Connecting two air compressors together can provide you with a solution to a lack of airflow supplying your higher-demand air…

Why An Air Compressor Won’t Build Pressure & How to Fix an Air Compressor Not Building Pressure

Why is it a compressor will not build pressure? Does the following describe what’s happening, or rather, what’s not happening,…

What Size Extension Cord For An Air Compressor – Best Air Compressor Extension Cords

If you can avoid using an extension cord with your air compressor, do so, but if you can’t, how do…

Identifying an Older Air Compressor – Serial Numbers, Photos & Antique Air Compressor Identification

Are you having an issue with identifying an older air compressor? Air compressors have been around in one form or…

Connecting Two Air Compressor Tanks Together – How to Add an Additional Tank to the System

I get a lot of questions about whether or not it’s a good idea to implement an additional tank to…

Air Compressor Keeps Tripping Circuit Breaker – Why & How to Fix Air Compressor Breaker Tripping

A circuit breaker is an electrical switch designed to protect an electrical circuit from the excess current which will result…

Air Compressor Fittings Sizes Guide – Compressed Air Fittings Guide, Types & Sizes

Air compressor fittings are essential to keeping your unit running efficiently and delivering the air power you require for your…

Air Compressor Pressure Regulator Troubleshooting – Replace, Repair or Fix

Air compressor pressure regulators are prone to troubleshooting issues, whether they need repairing or replacing. This page will provide you…

Water in Air Compressor Lines? Why & How to Get Rid of Condensation & Moisture From Air System

Excess moisture in your air compressor system can cause some serious problems within the system itself and the tools you’re…