Porter Cable Compressor Not Building Pressure

Air passed through the intercooler safety valve instead of going through its second stage piston.

Porter cable compressor not building pressure.

If they are broken or fail to seal your compressor can run forever without building up enough pressure needed to initiate a shut off. The fault from a defective reed valve prevented the system from getting sufficient pressure. Even though the compressor motor might shut down due to it having a thermal cut off switch overheating the motor is never good. The result is the compressor motor will overheat.

An air compressor that will not build pressure runs on long past the point where it normally would reach the cut out pressure level and stop. Porter cable pancake compressor will not build pressure based on the comments and questions on this site about why porter cable pancake compressors will not build pressure it s an ongoing problem. I have a lot of how to fix videos and funny videos. How to fix air compressor not building pressure easy fix.

See if there are any leaks in the pressure switch system. My experience with a porter cable compressor not building pressure was quite revealing. The pressure switch is typically made with a rubber diaphragm which presents an opportunity for air to leak.