The hottest temperature point in a refrigeration or air conditioning system is on the back of the compressor’s discharge valve, as shown in Figure 1. However, since this point cannot be measured by a ...

Diagnosing a faulty compressor valve is something HVAC technicians have to deal with on a semi-regular basis, and while a bad valve is often not the main reason a compressor fails, it is an integral ...

Your air conditioning can feel fine one day and then blow warm air the next, with no warning. When that happens, the AC ...

Years ago, it was common for shops to have a central power source that drove all the tools through a system of belts, wheels and driveshafts. The power was routed around the work space by mechanical ...

I first started using air-powered pneumatic tools nearly 40 years ago while working as a custom cabinetmaker and remodeling contractor. At that time, air compressors were behemoths: large, loud, and ...