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What is a DIN Rail?
If you do any larger commercial work, you've probably seen a DIN rail without knowing what it is called. It is simply a mounting standard that originated in Germany in the 80s and slowly worked its way over here. DIN rails can be used to mount terminal blocks, relays, starters, breakers, and just about anything […]Read more
Why is 3/8" Liquid Line So Common? Liquid Line Sizing
You may have noticed that 3/8 liquid lines are generally the norm in equipment 5 tons and under. We went to a job recently where the system had a 1/2″ liquid line, and it got me thinking about the ramifications of going larger or smaller on the liquid line. Liquid Line Basics The liquid line […]Read more
Checking the Charge Without Gauges (Our Process)
This is an internal guide we use at Kalos, and it works for our climate and the type of HVAC equipment we work on. Consult with your company leadership before implementing this or any process. Keep in mind that some of these guidelines are “made up” by me and are only useful in the absence […]Read more