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Why (and When) Do We Need Defrost?
Why Defrost? Let's start with the basics and move on from there. Defrost is necessary when the coil temperature drops below 32°F. Defrost can be as simple as turning the compressor off for a period of time or as elaborate as reversing the flow of refrigerant for the whole system or just parts of the […]Read more
Is R22 legal to use?
I've recently seen heated debates in different HVAC groups about whether it is okay to recharge a residential HVAC system with R22 without locating and repairing the leaks. I've had residential customers call me and complain about other companies telling them they must replace their system because it leaks. They've also stated that it is […]Read more
Do Small Air Leaks Matter?
How do we decide what to spend our time and attention on as technicians? What is truly important and what isn’t? At least here in Texas, the answer changes seasonally. When it’s 100 degrees outside, your priorities shift from long conversations about people’s pets to conveying necessary information about system problems so we can get […]Read more