If your electric furnace is not blowing hot air, there might be some issues with the thermostat. In the end, it may not even be a problem with your furnace if it's not blowing hot air. A flame sensor that’s covered with grime or worn out can cause the burner to keep shutting off. The cold air you feel is from the fan blowing it in because it is always running. The air blows cold but it barely trickles out of the vents. Ensure the fan’s setting is not on continuous running as this causes the heater not to blow warm air. In this video I go over a common furnace problem where the blower fan blows air but the burners do not come on. A furnace not blowing hot air can be an easy fix — or a more complex one. The furnace is a York 8.T 80,000/64,000 BTU model from 2005, model number PT8A12N080UH11B. Thermostats are fiddly things—plus, you never know who in the house might have done some “unauthorized adjustments.”. Why Is My Furnace Running but Not Blowing Hot Air? Cracks, holes and gaps in your ductwork allow the hot air from your furnace to escape before it reaches the vents. A technician will need to repair the reversing valve. (916) 256-4447 Schedule an Appointment Click for Financing Call Today! Whether you're turning it on for the first time, or you've experienced a random mishap, a furnace not blowing warm air is less than ideal. Is your furnace blowing hot air in some rooms but not in others? This can be due to a low level of refrigerant, a problem with the compressor or condenser, or even the thermostat itself. WARM/HOT – This means your reversing valve may not be configured or wired properly. The most common reason why your furnace is not blowing hot ar is related to the filter. If you haven’t been regularly checking and changing your air filter, it’s most likely extremely clogged. Typically this will be accompanied by a limit open error code on the furnace control board. The pilot light might be out. A furnace problem won’t fix itself. Often the initial issue is simple to fix, but can lead to complicated and costly problems if put off too long. Either way, the thermostat should cause a flame in the furnace to go on higher. Don’t freeze on days and nights you should be warm and cozy. Whether you need a new forced air furnace, a mini split system or a room heater, Total Home Supply has you covered. Does it seem like the airflow is weaker than you remember? Furnace is Overheating. Here are some reasons why this is happening and tips on how to fix it. Regular furnace service prevents costly repairs such as a cracked heat exchanger, frozen evaporator coils, refrigerant leaks, faulty thermostats, and clogged air filters. Your furnace may be blowing cold air because the filter is too dirty. But if you have low refrigerant charge (due to a leak, most likely) then it’s not bringing in enough heat to warm your air. Take a look at the air vents and make sure that the dampers (the little handles on the front panel) are parallel with the ductwork. A dirty air filter affects more than just your home’s air quality (though don’t get us wrong, that’s important). If a duct has collapsed or is severely obstructed, you’ll experience a reduction in airflow. If your thermostat’s fan setting is set to ON, then your furnace blower will constantly be operating ever when it is not putting warm air into your home. Shop our heating products today and enjoy fast, free shipping on any order. Warm air is sent through your ducts when the thermostat says it’s needed. There are many reasons an HVAC (heating, ventilation, air conditioning) system might stop working. what can be happenin … read more Yet so many homeowners do not know what to do to reap these benefits. It’s Just Been Switched On – . If your gas supply is not turned off, then you probably have a severed line. If this doesn’t fix the problem, and you smell gas, turn off your gas supply and call a professional right away. You should also take the time to make sure that the thermostat isn’t being changed by other people, and that your thermostat also isn’t on the “FAN” option. I tried bleeding the lines, reset the gas valve and cleaned the burners but still no luck. This system also can circulate some of that heated coolant through the heater core in the dashboard, sending warm air into the car once you turn on the heater. A furnace that frequently shuts off automatically may have other issues, such as a clogged air filter or blocked ducts that are causing the furnace to overheat. Leaving the fan set to On causes the blower to continue running air, even when it’s not warm. Some of the more complicated furnace issues involve the circuit breakers. What temperature do you feel blowing from the vent? This is normal for heat pumps. Clogged and Dirty Filters When the air temperature reaches the setting you’ve chosen — let’s say 70 degrees — the furnace can take a break until the air drops below 70 again. Have you had any repairs done lately? Furnace is not heating, turning on, or blowing hot air A clean and healthy furnace filter results in energy savings, home comfort, better air quality and a longer lasting furnace system. This is especially true if you're in the middle of the winter months. Air coming out of the vents is not very warm but good enough to heat the house with the covers off (does not heat the house enough with them on). Your furnace may be blowing cold air because the filter is too dirty. Below, we will go through other potential causes for your furnace, not blowing hot air. If you use disposable air... 2. This gives us a small commission at no additional cost to you and helps us continue producing more videos! New furnaces cost on average over $3,000 . Many people have experienced the very uncomfortable and inconvenient phenomenon of a system blowing warm air instead of cold. If you’re still not getting warm air from your furnace, we can help. You might not think your filter contributes to your AC not blowing cold air, but it does. But if your furnace comes on and the air coming from the ventilation system is only lukewarm, resulting in insufficient heating for your house, you should call for professional repairs right away. A dirty or clogged pilot ignitor can prevent the furnace from igniting properly. These can malfunction—repairing or replacing them is a job for a professional HVAC technician. New furnaces cost on average over $3,000 . If you suspect a problem with your ductwork, contact a professional who specializes in that area. Instructions. Cleaning the furnace filter and the surrounding areas is easy to do. 8001 South Route 31Crystal Lake, IL 60014Phone: (815) 455-7000Office Hours: Mon-Fri 9:00a-5:00p, 4152 May St.Hillside, IL 60162Phone: (312) 332-5700Office Hours: Mon-Fri 9:00a-5:00p, 24 Hour Emergency ServiceToll-free: (800) 225-2443Fax: (815) 455-8354. !▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬⚠️ Disclaimer: This video is for educational purposes. If you’re not uncomfortable and your furnace still blows out hot air on occasion, you probably don’t have anything wrong. Check that the gas valve handle is inline (parallel) with the gas pipe—that means it’s on. Our licensed Chicago HVAC technicians can diagnose the problem and get it resolved fast so you’re not left in the cold. The dirty air filter will block airflow, causing the furnace to run longer to heat your home until it overheats. Getting cold air from your furnace is NOT cool (pun intended). Email: WordofAdviceTV@gmail.com ✍️ If none of these fixes takes care of your furnace problems or you are not comfortable troubleshooting the issue, contact a … The cold air you feel is from the fan blowing it in because it is always running. The blower motor itself does not create the heat; rather it blows the heated air created by the furnace through the system's ductwork. Lastly, if your furnace is overheating, it can result in your furnace blowing out cold air rather than warm air. It may be an issue with the thermostat. Someone may have shut off the gas supply valve to do a repair and then forgot to turn it back on. Check if your thermostat is set to ON instead of AUTO. When it’s off, the handle is perpendicular to the pipe. As long as the thermostat is reaching the temperature you set it at, it’s working fine. If it’s running constantly, it will keep air circulating whether the furnace is actively heating or not, which could explain the cold air you can feel swirling around your feet while you watch TV. Getting home to a cold house and having a furnace that blows cold air is a headache. Problems with your vents or ductwork are likely to blame. DON’T ignore this problem. Common furnace issues like when a furnace is not blowing hot air can be as simple as a filter. Your System Was Just Turned On. If your gas supply is not turned off, then you probably have a severed line. It will cause your furnace to overheat and eventually stop functioning. Thanks a million for your support! Apart from a faulty thermostat, low battery problems may result in the heating system blowing cold air. Has it been awhile since you changed your furnace air filter? Replacing a Broken Hot Surface Ignitor Luckily, swapping out a … The Circuit Breaker Is off Top 10 Furnace Questions & Answers By Andrea Pohlsander January 22, air filter and see if it starts blowing only warm air. Repeated overheating will damage the heat exchanger and lead to a big repair bill. Problems with your pilot light can cause your gas furnace to blow cold air. Leaking Air Ducts If your home’s air ducts are leaking, cold air could be making its way inside and mixing with the hot air produced by the furnace. Your furnace’s heat exchanger may overheat due to the lack of air, causing the burners to shut down. It is usual for cold air to enter the heating system until it is warm, and then for warm air … 10 Common Reasons Why Your Furnace is Blowing a Cold Air … Do you have an automatic electric starter or a pilot light? The reasoning here is simple: furnaces don’t pump out hot air nonstop. Furnace Not Blowing Hot Air? 7 Reasons Your Heater Blows Cold Air/AC Blows Hot Air. Your Thermostat Setting Is Wrong This may seem like a painfully obvious reason for why your furnace isn't blowing hot air, but you'd be surprised at just how many people don't check their thermostat first before … If that doesn’t help but you still suspect your furnace is overheating, it’s time to call in a professional HVAC technician. Second, if you still have no warm air, check to see if any flame is lighting. Furnace is not heating, turning on, or blowing hot air. Sometimes, it can be faulty ductwork causing you to feel lukewarm air on the other side. A dirty air filter blocks airflow over the furnace’s heat exchanger, causing it to overheat. With such low volume of air blowing, the air cond. COLD – This means your thermostat is cooling correctly, but the heating isn't working properly. Once the air flow is no longer restricted and the unit cools down, the furnace should start blowing warm air. Why Is My Furnace Blowing Cold Air Sometimes? Getting home to a cold All appliance and HVAC repair work should be done by a trained professional. If you have an older gas furnace with a standing (physical) pilot light, the light can go out. There’s only one thing worse than a furnace not working, it’s a furnace blowing cold air. Furnace overheating can be the cause of your cold air dilemma. Facebook Twitter RSS Calendar Call Call Today! A clogged, dirty air filter blocks the return air flow to the furnace, meaning: Try changing the air filter to see if this resolves your cold air problem. 5 Potential Reasons Behind the Issue 1. Check the Service Door It is possible—particularly if you’ve recently changed your furnace filter or done other maintenance—that the door to your furnace … Shut off the gas company shutting down the gas valve handle is perpendicular to the furnace blow! One job: blowing hot air n't working properly barely trickles out of the winter.... 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