Get the latest tech news
AC isn't blowing cold air? Consider these 5 quick fixes before calling a technician
Summer temperatures are climbing, but if your AC is pushing out warm air instead of a chill breeze, these quick fixes can help bring back the cold air you need.
Your air filter is the unsung hero, catching dust, pet dander, and other airborne particles before they can gum up the delicate machinery inside your unit. If your vents are blowing air that feels lukewarm or even slightly cold for a bit before turning warm, and you hear unusual noises or see ice build-up on the indoor unit's copper lines, you likely have a frozen evaporator coil. When the drain clogs, the pan overflows, often triggering a safety switch that shuts down the entire unit to prevent water damage.
Or read this on ZDNet