There are a few important things that I suggest checking on every service call to reduce callbacks and increase customer satisfaction. One of them that often gets missed is preventing wire rub-outs. One of my area managers and experienced tech Jesse Claerbout shot a video showing the simple step he takes to prevent major damage. […]

There is a common belief in the trade that the higher the subcooling, the better the system efficiency because lower liquid line temperature means less flash gas. This statement is only partially true and can lead to some confusion among techs. Subcooling is a temperature decrease below the condensing temperature of the refrigerant that occurs […]

Dissimilar metals, like aluminum, copper, brass, and steel, are some of the main metals one may experience in their trade, and few people are comfortable working with dissimilar metals. They don’t trust their brazed joint, or they are afraid of melting away material. To put some of the nerves of those in the field at […]