How-To Blogs & Videos
Electric Motor Hard Start issues
Motor ProblemsCheck valve problem
If motor works fine and powers compressor pump until cut-out pressure, but when the compressor cuts back on and tries to recharge the tank, it is unable to start and stalls. (kicks the circuit breaker)Good indication that you have a defective check valve. Go to check valve test.Capacitor Problem
Remove capacitor covers. These are the “humps” on the back of the motor.Do they look overheated? Use a capacitor tester or if not available, test continuity acros
…
Sep 10, 2021
Guide to Buying Your First Air Compressor
You're in the market for a new air compressor...what now? There are some things you'll need to know so you can find the air compressor that best fits your needs and your budget.So, let's get started!What brand of air compressor do you choose?How much PSI will I need?How much CFM will I require?Will I need a two-stage unit or is a single-stage unit sufficient?Is oil-free or oil-bath best?If you're a contractor or use your air compressor in an industrial or commercial application, solid
…
Sep 9, 2021
How To Calculate CFM Output
Ever wonder how to calculate the CFM (Cubic Feet per Minute) output of your air compressor?If you're not sure your old compressor is performing as it should or if you're just shopping for a new compressor, here's how so you can go in one step ahead!Calculating CFM Output Of An Air CompressorAir compressors for residential and most commercial uses have notoriously inflated horsepower ratings. The specs and stickers on the unit are not always accurate, and add confusion instead of critic
…
Sep 8, 2021
How To Operate and Maintain Rolair K Series Compressors
This manual contains operation and service instructions on how to maintain and operate your Rolair K Series compressor.You will find this manual a valuable guide to the proper and safe operation and maintenance of your K Series. It is intended to be used by anyone using or maintaining the equipment. Follow the instructions carefully and you will assure yourself of the utmost in compressed air efficiency and economy. Click Here to open the 34 page K Series compressor manual.
…
Aug 25, 2021
How To Troubleshoot A Safety Valve
The Safety Release Valve is probably the most important item on your air
compressor...it saves lives! Here's how to tell if the Safety Valve needs replacement: It constantly leaks (obviously) upon initial start-up (from 0 PSI). If the Safety Valve doesn't blow off at the PSI designated on the Valve itself. If the Safety Valve blows off before the compressor shuts off. NOTE! Find out what the maximum PSI is of your compressor (a.k.a. "cut-out"
pressure). If your air co
…
Aug 20, 2021