When it comes to adding refrigerant to a refrigeration system, there are several different methods a technician can use to determine the correct amount needed. The preferred method will typically ...

In some respects, servicing today’s refrigeration systems is no more complicated than it ever has been. What has changed, however, is the need to understand the differences in the newer refrigerant ...

Engineers have developed a technique that saves energy and servicing costs by indicating when air conditioners are low on refrigerant, preventing the units from working overtime. The new "virtual ...