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Diagnosing and Finding a Refrigerant Restriction
Photo by Ulises Palacios Refrigerant circuit restrictions can be common things like a plugged filter drier or a restricted metering device. They can also be more difficult to diagnose and stem from exotic issues like a kinked liquid line, blocked evaporator feeder tube, or a compressor connected improperly with a discharge line full of solder […]
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Dehumidifier Facts & Troubleshooting
This article is written by tech and business owner Genry Garcia from South Florida. I met Genry at a Solderweld demonstration, and he later offered to write this excellent article. Thanks, Genry! Though dehumidifiers have increased in popularity, thanks in part to the implementation of new building codes, they have become a kind of red-haired […]
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Negative Superheat? Time to Check Your Tools
I was fresh out of school, working as an apprentice at my first real HVAC job, and I was listening in on a shop conversation between a few techs. They were talking about finding so many overcharged systems. One of the techs turns to me and says, “I had a unit yesterday that was so […]
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