A versatile new cleaning tool simplifies air conditioning system maintenance and diagnosis. This wand-shaped tool, Lisle No. 88800, eases the potentially awkward job of cleaning a vital heat exchanger ...

The condenser is the most underrated component in an air conditioning or refrigeration system. Besides being a simple heat exchanger, the condenser has to desuperheat, condense, and subcool ...

I asked my neighbor who hoses off his air conditioner condenser every spring why he does it. “Because my dad always told me I had to,” he said. Conventional wisdom like what my neighbor’s dad imparted ...

Air conditioning is a gift from the gods—without it we’d all suffer many sleepless nights and miserable sweaty days during the summer months. Alas, like all appliances, air conditioners will let you ...

Like any piece of machinery or machine component, air-conditioning coils work better, and last longer, when properly cared for. That means regularly cleaning indoor and outdoor a/c coils, plugging ...