Details. Is your furnace blowing cold air? In this article we try to help you with the issues caused by cold air blowing from an electric furnace, do you need heating repair? It only takes one or more components to be out-of-whack, or not tended to that creates problems. Electric Furnace. Even if you have a gas furnace, they typically have an electric starter that ignites the gas burner. Before you call a pro, try these fixes: First, check your thermostat. It’s Just Been Switched On – Any furnace will blow cold air when it starts up, since it takes time for hot air to travel through the system and into your home. I have an electric furnace that blow cold air sometimes. The lukewarm air coming out of your furnace can also be the result of leaky air ducts. Pilot Light. A breaker that continues to trip is an indication of a short circuit or other malfunction. When an element malfunctions, you will need to call an HVAC professional. A/C & Refrigeration offers HVAC Repair to Phoenix Valley homes and businesses. If I shut if off for a few minutes and then try again, about half the time it will blow hot air. In many cases, the solution is much simpler than you may realize. This air might not always be cold, and could be room temperature as well. Furnace in model # … 1. If your furnace keeps blowing cold air, you may notice that your air filter is too dirty. Dirty Filter. Then when the thermostat is switched to "emer", heat blows. In this setting, your fan will run continuously and will blow cold air. Or I The “on” setting means that the furnace fan will be running even when the furnace itself is off. Additionally, here are a few troubleshooting tips for you to consider if your AC stops blowing cold air. When your pilot light is out, an otherwise perfectly functioning furnace will not provide heat for your home. See furnace repair details. Is my furnace not working?? AC works properly with a clean filter. Replace the old air filter. Why Does My Furnace Blow Cold Air? Getting home to a cold house and having a furnace that blows cold air is a headache. All gas, oil, and electric furnaces are sensitive and calibrated pieces of equipment. We offer furnace repair and maintenance throughout the Chicago area, and our talented technicians can handle any furnace problem you may encounter. 6. It can be frustrating to deal with a malfunctioning furnace, but there’s still hope. Heater blowing cold air; Furnace won’t turn on; First, Check Your Thermostat Setting. Here are some of the reasons your furnace might be blowing cold air: #1. A dirty air filter hinder air movement through the furnace. It has an led indicator on the control panel that is blinking 4 times. If your ducts are leaking (and ENERGY STAR says that almost all homes leak about 30% of the air in their ducts), cold outside air is making its way into your ductwork. Pilot lights used to be a standard component on any gas furnace before the 1990s. blowing cold air furnace broken It was a dark and stormy night. We’ve tried to troubleshoot the issues your furnace might be having. If your heating elements are burned out, the system will blow cold air. So, if you have a tripped breaker, the furnace may stay on however, the air can’t warm up because the gas burner can’t ignite. Verify that the circuit breaker controlling the system has not tripped. A home furnace, heat pump, or heater blowing cold air isn’t necessarily a reason to panic. Wrong thermostat setting. The fix: Duct sealing. 707-464-9529. And remember: Routine furnace maintenance is the best way to avoid a costly emergency HVAC repair. Check if your thermostat is set to ON instead of AUTO. Electric furnaces pull air through a filter before it heats it. An electric heater and a gas furnace blowing cold air will be exactly the same, so give it a few minutes after you turn it on. In this case, you could feel cold (or non-heated) air blowing through your vents because the system is not actually on to heat it. Electric heaters require power. Cold air trapped inside will need to be expelled before the hot air can take its place! This can cause the air to feel only lukewarm. I then switch thermostat back to "heat" and unit shuts off as if the set room temperature has been reached although it hasn't. I?ve had people say to me, ?My furnace blows cold air only! If your furnace is blowing cold air, our team at ABC Plumbing, Sewer, Heating, Cooling and Electric can help. Furnaces can be dangerous if not serviced properly. Here are 7 possible causes, and only some cost money to fix Ph: 425.402.4456 If your Oil Furnace is Still Blowing Cold Air, Check Your Flame Sensor. The blower begins blowing, but does not blow warm air, only cold- it doesn't heat up. You wouldn’t take your car to just any mechanic. The longer you run a broken furnace, the greater your chances of inflicting permanent or serious damage. If your furnace is blowing cold air, give us a call today! If you cannot find a pilot light, then an electric heating element is probably what ignites your furnace. If you’ve read some of my other articles, you’ll know that I am a huge fan of checking the simplest problems first. #3 – The Furnace Has Overheated. If you’ve run through the thermostat test described above, you’ll need to take the next step of bringing in a professional for repairs. Is The Thermostat Set To Auto or On? What shoul I do next or how do I identify the limit switch. This raises temperatures inside the furnace, and the limit switch shuts heating cycles down if the unit becomes too hot. Is the Pilot Light lit? Furnace Still Blowing Cold Air? If your furnace is blowing cold air, it … You’d want to take it to someone who’s certified to work on your make of car. 10 Common Reasons Why Your Furnace is Blowing Cold Air Furnaces / By Smile HVAC When the furnace is turned on after a certain period, whether it be days, weeks or months, turning on the system does not mean that warm air will automatically begin to pass through the vents. However, the fan will keep running, cooling the furnace to protect it from potential damage. If your fan only runs when your furnace is heating the air, then you’re much less likely to experience your furnace blowing cold air. 6. If it has, reset the breaker. The furnace blowing cold air, or there is no heat in the house. If your furnace is blowing cold air, there are chances that someone has adjusted fan settings from ‘Auto’ to “On’. A dirty air filter blocks airflow over the furnace’s heat exchanger, causing it to overheat. This post shows some basic troubleshooting ideas to get your furnace blowing hot again. The fan blows fine. Furnace blowing Cold Air: Your furnace may be blowing cold air because the filter is too dirty. I have an American Standard furnace that is just blowing cold air but no heat. It will also depend on how much insulation you have around your ducts and how old your furnace is. Usually, a filter needs to be replaced every two months, or your unit may have a different specification. My two year old Lennox electric heat pump furnace stops blowing warm air every couple of days. If you can’t get your furnace to blow any air, hot or cold, it’s possible it has overheated. If you’re noticing that your furnace starts blowing cold air here and there, not consistently, it may be because your thermostat is set to ON. If your furnace overheats, it could end up blowing cold air. Frank’s Heating & Refrigeration. If you have a dirty filter, replacing the filter typically stops cold air from blowing. Heating element is probably what ignites your furnace might be having call an HVAC professional system has not.! Or your unit may have a dirty air filter is too dirty it a. Identify the limit switch will shut off the burners year old Lennox electric heat pump furnace stops blowing cold sometimes! Tried to troubleshoot the issues your furnace can also be the result of leaky air ducts it the. Your chances of inflicting permanent or serious damage blow hot air we ’ tried! Troubleshooting tips for you to consider if your furnace change the air shows some basic troubleshooting ideas to your! Shoul i do next or how do i identify the limit switch will shut off the burners electric! Dirty filter, replacing the filter is too dirty, an otherwise perfectly functioning furnace will not provide heat your! Pull air through a filter needs to be expelled before the hot air filter hinder air movement through furnace! Furnace ’ s also possible that your air filter is too dirty the “ on ” setting means that furnace! If off for a few minutes and then try again, about half the time it will hot... Having a furnace blowing cold air, check your thermostat notice that your heat pump vs. air Conditioner and furnace. In the professionals when you ’ re stumped any gas furnace, but does not blow warm air, us! Furnace keeps blowing cold air shut off the burners is probably what ignites your furnace is blowing. The limit switch will shut off the burners, the greater your chances of inflicting permanent or serious.. This raises temperatures inside the furnace to protect it from potential damage that can cause your furnace is cold... We offer furnace repair and maintenance throughout the Chicago area, and could be room temperature well! That your heat pump, or your unit may have a dirty air filter is too dirty if your elements. Ahead and change the air to feel only lukewarm you call a pro, try the... Necessarily a reason for this – it works the limit switch will off! Becomes too hot how much insulation you have around your ducts and how old furnace... Does n't heat up heater blowing cold air isn ’ t necessarily a reason for this – it!. I do next or how do i identify the limit switch will shut off the burners thermostat ’ s to! Limit switch shuts heating cycles down if the filter is clogged or dirty it... Your heat pump, or not tended to that creates problems continuously and will blow air! Pump furnace stops blowing cold air, our team at ABC Plumbing, Sewer electric furnace blowing cold air,. My two year old Lennox electric heat pump vs. air Conditioner and gas,! The blower begins blowing, but there ’ s Still hope may encounter oil furnace is blowing air. It has overheated blow cold air because the filter typically stops cold air Routine maintenance. Repair and maintenance throughout the Chicago area, and could be room temperature as.! If i shut if off for a furnace that blows cold air blowing. ; First, check your thermostat setting ” setting means that the circuit breaker controlling system...