What if the room temperature doesn’t match the thermostat setting?

Do you know what causes your thermostat to fail to reach the temperature you’ve set? You are not, yet, alone. Many homeowners face this issue. When it’s cold or hot outside, and the room temperature doesn’t match the thermostat setting. Thus, it can be frustrating. So, what do you do when the thermostat does not reach the set temperature ac? In this post, we’ll look at the most common causes of this problem and discuss the best solutions. Thus, before starting on a do-it-yourself project, it is better to seek an HVAC professional.

Thermostat Re-calibration

If your home or business isn’t reaching the temperature you want, it could be due to a faulty thermostat. Your thermostat may experience technical problems from time to time. If the program fails, it may not assess the temperatures or provide the actual readings. Buy an AC-specific thermometer. Place it near the thermostat and compare the two readings. The thermostat is then re-calibrated using the thermometer readings and the user guides.

Rewire the Thermostat

If you purchased a new thermostat and it has been acting up since installation, the issue could be wiring. It is most common after a do-it-yourself installation. Reattach all wires to the correct terminals using your manual. Other times, corrosion and lint can accumulate on the wiring. Thus, it prevents current from flowing. If you are not comfortable handling wires, an HVAC technician can inspect. It can repair your thermostat problem.

Ensure that the thermostat is clean

When the room temperature doesn’t match the thermostat setting, the cause could be dirt. It is the dirt buildup in the thermostat’s interior. A dirt coating around the inner components may generate excessive heat. Thus, it can cause the thermostat to read. Remove the faceplate and wipe away the dirt. Also, use a soft brush to clean the thermostat.

Maintain the Level of Your Old-Model Mechanical Thermostat

If some internal components aren’t level, old round-dial thermostats won’t work. A mechanical thermostat uses bi-metal springs. A mercury switch lies in the device to adjust the temperature. As a result, if the button tilts, the accuracy suffers. To repair a broken thermostat, remove the faceplate. Then, look for the glass mercury tube and balance it with a trim level. Finally, replace the old, inefficient thermostat with a more efficient, modern thermostat.

If Your Thermostat can Freeze, Restart It.

If there is a problem with electricity in the area around, the touch screen may freeze. It fails to display any data updates. But it is not easy to notice. It could be that the electronic thermostat isn’t reaching the proper temperature in this situation. Thus the best solution is to turn off the device, wait at least 10 seconds, and turn it back on.

Change Your Old Thermostat

If your device is too old, the room temperature doesn’t match the thermostat settings. An old thermostat may fail to read your home’s temperatures. It can send incorrect data to the furnace, air conditioner, or heat pump. As a result, the heating and cooling unit are unable to deliver the desired temperatures. It occurs without accurate information. Thus consider upgrading your thermostat.

Change the Location of Your Thermostat

Suppose your thermostat is near a window that gets direct sunlight or a fireplace. The extra heat trick the temperature sensor into thinking there is more warm air in the house. That means the thermostat is not reaching the set temperature ac. If this is the case, hire a licensed HVAC professional to move it. HVAC cleaning in Suwanee, GA, assists you in locating the best location for your relocation.

Other Solutions When the Thermostat Doesn’t Reach the Set Temperature

Resolve Any HVAC Equipment Issues That Could Affect the Temperatures
Your thermostat may be functioning. But your air conditioner or furnace may be the cause of your indoor space. Moreover, it does not reach the desired temperature. Here are some things you can do. First, ensure that your air filters, vents, and ducts are clean. Dirt and debris buildup prevents air from circulating through the vents.

Moreover, a clogged air filter struggles to meet the thermostat’s set temperature. And as airflow into living spaces decreases, so does comfort. Second, it maintains your filter, vents, and ductwork improves circulation. Finally, it allows your HVAC system to meet thermostat settings.

Air Duct Repair and Replacement in Suwanee GA

Wash the vents and work with a licensed HVAC cleaning in Suwanee, GA, to clean the ductwork. They’ll also look for duct system leaks that allow heated air to escape.

Size Your HVAC Unit

Did a contractor inspect your home before installation? If the company did not use the proper HVAC system, it was a sizing procedure. Then, you may end up with an AC unit or furnace that is too big or too small for your home. Such a unit will not provide the same level of comfort as a sized one.

Investigate Alternative Methods When the Outside Temperature Is Record-Breaking

Extreme weather outside your home can be the cause. It causes the thermostat to fail to reach the set temperature. Sometimes your HVAC system cannot keep up with the record-breaking outdoor temperatures. It is not designed to do so. In this case, try closing windows and drapes. Also, seal any leaky areas around your home and use a ceiling fan if it’s hot.

Allow HVAC cleaning in Suwanee GA to troubleshoot. It repairs your thermostat not reaching set temperature ac

When you turn the thermostat down or up, you expect it to work its magic. When trying all options, it’s vital to contact Air Duct repair and replacement in Suwanee, GA. We have a team of skilled technicians who know. They have experience and resources. They can repair any broken thermostat or HVAC issue you may be experiencing.


The majority of homeowners will conduct an internet search to get information. Such a search will yield two results: what to buy or where to buy, but not why to buy. We present all your options for buying and why they are the best option for your situation. 

It prioritizes calls and responds to HVAC emergencies 24 hours a day, seven days a week. We work hard to restore heat to our customers as soon as possible. So you don’t have to do anything drastic like leave your home to stay at a hotel. We never want the cost of a repair to come as a surprise to you. If a replacement makes more sense, we’ll go over those options with you as well. We will answer any questions you may have. We always want to make sure that our customers know all available options. 

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