A more common mistake (and the one he made!) Frozen AC Unit. Think of warm air like a fever telling your body you’re sick: it’s a common symptom that tells you something’s not working correctly in your AC.. Dont panic. Yes, freeze solid inside into a block of ice. Truth is, there are a ton of different variables that lead to warm air blowing out of your air conditioner. 1. 7 Reasons Your Heater Blows Cold Air/AC Blows Hot Air. Hot air is the last thing you want from your home’s AC unit. But all you have to work with are the symptoms. But hold the phone. Home AC Blowing Warm Air Intermittently. Now that’s a reason to sweat. If the evaporator coil goes too long without maintenance, it can become caked with dust and unable to absorb heat as effectively. If its power has gone out, the system won’t cool the air it blows out. Here are some of the most common reasons why your AC is blowing warm air and what to do next. So, without us looking at your air conditioner, there’s really no way for us to know exactly what’s causing your AC to blow warm air. is changing the fan from “auto” to “on”, which causes the fan to blow air when the system isn’t running. No home air conditioning system is designed to constantly blow cold air without intermittently recycling return air from within the conditioned space. The duration for which cold air will be produced from the supply air outlets depends on the programmable set point of the temperature controller. The best way to prevent the problem of an AC blowing warm air is to schedule annual air conditioner tune-ups from Hydes. If your AC is blowing warm air, the first thing you should check … There are many reasons an HVAC (heating, ventilation, air conditioning) system might stop working. Before calling a professional, check out these 3 common … 6 Reasons Your AC Is Blowing Warm Air. 4 Reasons Why Your Air Conditioner Is Blowing Lukewarm Air . In fact, this is the most common cause of air conditioners to blow warm or hot air. So far, so good. An AC blowing warm air shows you that your indoor air handler unit is on, and the power supply is functional. Posted on: 17 August 2018 There's no worse time for your air conditioner to malfunction than right in the middle of summer. Noticing your AC blowing warm air? When the system is not calling for cooling, the air that is circulated can feel warm coming out of … During your tune-up we’ll measure your refrigerant levels, clean your coils and check to ensure that all of your system’s parts are working properly. Prevent Your AC Blowing Warm Air With Annual Maintenance. Contact your local AC repair company and explain the issue to them. Your AC could be blowing warm air for a lot of reasons. But what about the outdoor unit — the condenser? Before calling an AC repair company, here are 5 common causes to help narrow your focus and point you in a cool direction. Why tell this story? 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