When the winter season arrives with a cool temperature, your furnace starts working hard to keep your home warm. In some cases, you will notice that your furnace is blowing cold air instead of heat. Do you know what happens? After all, stay with this article to learn more about the reasons why your home’s heating system is blowing cold air. Here you will also learn some quick troubleshooting tips.

Why is your furnace blowing cold air?

Look at the following causes for this issue. You should call a heating service in Houston, TX, whenever you experience strange behavior with your furnace.

  1. Your thermostat may be running at the wrong settings

A thermostat is a device that maintains the temperature inside your home. This device can have some issues. If your heating is blowing cold air, you should look at your thermostat. Check your thermostat and make sure it is running on the correct settings.

heating service in Houston

After all, the thermostat is running on the wrong settings; you should fix it or call a 24-hour heating and air conditioning repair service in Texas if you don’t know how to fix the issues at the thermostat.

  1. Your furnace still has to heat up

A furnace has different kinds of moving parts that take time to work. After all, when your turn on the system, moving parts inside the machines takes time to fire up. With that in mind, if you are not getting heat from your furnace, you should wait a while until all parts start working correctly. You can experience this problem when turning on the furnace for the first time in the season. Your heating system should run properly within 15 minutes. Moreover, if your furnace is taking more time to heat up or don’t blow heat, you should call a heating and cooling repair service in Houston.

  1. Dirty air filters

Another reason why you are getting cold air is dirty filters. After all, air filters are crucial components of an HVAC system. If filters are clean, they will provide clean and fresh air. But when the filters get clogged or dirty, they will not work as they should be. Even a dirty air filter also causes a heater to blow cold air. So, if it is the reason for blowing cold air, you can fix it as soon as possible. For this, you can hire a heating service in Houston, TX, and ask them clean or replace the clogged filters.

  1. No pilot light 

If your furnace is not blowing heating, you should look at the pilot light on your heating system. Most heaters come without pilot light these days, but they can be found with older models. After all, this pilot light is nothing but a small blue flame that helps heat the system. Due to the lack of this light, you will feel that the furnace is not blowing heat. You can resolve this problem with a lighter and reigniting the flame. You should call a 24-hour heating and air conditioning repair service in Texas to fix this issue.

  1. Overheating issue with the system 

Your heating system can blow cold air if it has overheated. That doesn’t mean the unit has broken. In case of overheating, the safety feature of the heaters shuts it off. This is a good feature that can help you prevent fire, leakage of carbon monoxide, and many other issues. After all, you should call a heating and cooling repair service in Houston to ensure other potential issues with your furnace.

  1. Mechanical failure

You know that a furnace has many moving parts that work to heat the unit. That means a malfunction in the moving parts can cause mechanical failure. However, you can experience this issue with older units. If you experience any issue with the unit, you should call a professional heating service such as heating and cooling repair service in Houston. A professional will fix the issue in the best possible way.

  1. Leaky air ducts

An HVAC system usually works with air ducts. So, if your heater is blowing cold air, it may be because of leaky air ducts. If you don’t know what to do in that case, call a professional. That’s all.


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