RSP Heating and Cooling is the best company to go to for furnace repair and maintenance.We see several homeowners asking this question: “Why is my furnace making a clicking noise and not producing heat?” If you try these tips and still have a furnace that won’t turn on, then give us a call or find us on Facebook. Or, if you smell gas, leave immediately and call a repair company. If it is not open then your furnace could have no fuel. Is the gas supply to the furnace open? Check to make sure the gas control valve to the furnace is open.You can also check the fuse/breaker to make sure the furnace breaker has not been tripped. There will be a power disconnect switch next to the furnace. You can try to get the furnace to turn on by setting the thermostat to as high as it will go. Also, make sure it is on the HEAT or AUTO setting. Make sure the temperature control settings are set to above the current room temp. If this doesn’t solve the problem, time to give a technician a call. Turn up the temperature on your thermostat to see if your furnace will fire up. Put the front panel back on, turn on the gas, and then turn on the power. Replace the sensor exactly the way you found it. Do a thorough job, but be careful not to break anything. Clean the probe on the sensor by rubbing it with some medium grain sandpaper. It is very easy to remove the sensor with a screwdriver. Basically, the furnace will not continue in the starting sequence because the sensor/igniter is dirty and needs to be cleaned. It is usually located near where the flames shoot out of the burners.
#Furnace won t ignite manual#
Refer to your user manual to locate the igniter. Remove the front panel and look for the igniter/sensor. To fix the furnace that won’t start, turn off the power to the furnace-and turn off the gas. If you feel comfortable enough, check the error codes in your furnace user manual to make sure you do not have a more serious problem. Under normal conditions, the furnace is notified by the thermostat to click on, the igniter gets red hot and then initiates the entire process of igniting the gas and blowing the hot air. This is one of the most common furnace problems.
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If your furnace clicks on or initiates the start cycle, but does not fire up, you likely have a faulty or dirty igniter/sensor. (Electronic ignitions do not have a pilot light).
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If it is super dirty it can completely obstruct airflow. Is it clean? If it’s dirty, the airflow out of your registers may seem low. Here are some troubleshooting tips for fixing your broken furnace: The most common furnace in Southern Illinois is a forced air, gas furnace. Make sure you know what kind of furnace you have before you start making repairs. Luckily, there are troubleshooting steps that you can take to try to fix your furnace before calling up a professional. You can either fix them yourself or leave things like motors, wires, and thermocouples to the professionals. These reasons can range from super simple to very complex. So, if you are questioning “what to do if my furnace won’t turn on” or have a furnace that won’t turn on, here are some reasons for your furnace not working. But, what happens if you go to test your furnace and it won’t kick on or kicks on but doesn’t produce warm air?įurnaces are made to be reliable (with proper maintenance of course.) They are expensive but very much needed in a home or business. It’s even more disappointing if you hear the furnace kick on but no warm air comes out.Īs temperatures start to get cooler, you’re going to want to check your furnace to ensure that it is working properly before the winter is fully upon us. Southern Illinois winters can be brutal, so it can be frustrating if your furnace won’t turn on. You want to make sure you are warm this winter if you live in Carterville and across Illinois.
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My Furnace Won’t Turn On – 5 Things You Can Check Yourself