President Donald Trump’s decision to pull the United States out of the Paris climate agreement made headlines, but the Montreal Protocol – and particularly its 2016 Kigali amendment –potentially affects the HVACR industry in a much larger way. Or not. Because at this point, no matter what the government does it’s unlikely to have much of an effect on the water-rushing-downhill force of the low-GWP movement.
A company has invented and patented a method for freezing edible alcohol products. The consistency of the products ranges from hard and solid through sorbet-like, and all stay frozen in the temperature range of 24°-28° without affecting taste, consistency, or alcohol content.
As heat energy is removed from a substance, its molecular activity will decrease; as heat energy is added, its molecular activity will increase. The intensity of this molecular activity affects the temperature of the substance.
The information is out in cyberspace when you need it, but you have to be willing to go get it. Becoming proficient in finding information when you need it can save you time and frustration on many jobs.
One common access valve initially used is some type of saddle valve. These valves are convenient and generally easy to install, but they are not usually considered to be a long-term type of valve and generally should not be left on a system permanently.
Although today’s portable evaporative coolers will reduce the temperature in almost any environment, for optimum performance, the temperature should be 85° or higher, and the relative humidity should be below 75 percent.
Keeping a system clean, dry, and tight really comes down to service technicians and how they handle installing or servicing a system. Here are some basic installation and service procedures that will ensure we always leave a system clean, dry, and tight.