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Signs Your HVAC System Needs Repairs


Have you ever wondered if your HVAC system needs to be repaired? Is your furnace acting up? Does your air conditioner make a strange whistling noise? While regular maintenance does help, sometimes your furnace and air conditioner can just act strangely. In this blog post, we will be addressing how to know if your HVAC system needs repairs or not and what to do going forward. There are some clear signs that your HVAC system needs to be repaired, but other times it is not so obvious. When in doubt, it never hurts to call your local HVAC company and ask them a few questions. You can give us a call if you live in Jefferson County and surrounding areas. We would be happy to answer any questions you had. For now though, let’s get into the blog post. 

How a Healthy HVAC System Acts

Before we go into detail on how an unhealthy HVAC system acts, we first need to go into detail about how a healthy one acts. Some signs that you have a healthy HVAC system are: your furnace always produces hot air, your air conditioner always produces cold air, all the rooms in your home are the same temperature if your furnace or air conditioner is on, your air conditioner and furnace doesn’t make a lot of noise, and there isn’t a buildup of dust in your home. Those are just a few signs that your HVAC system is running well and doesn’t need repairs but a rule of thumb is this; if you hear a weird noise or it stops working altogether, call an HVAC technician. If your HVAC system is acting strangely all you need to do is make a quick phone call. Now, that’s how a healthy HVAC system acts so in the next section, we’ll be covering how a healthy HVAC system doesn’t act. 

Air Conditioner Unit

How a Healthy HVAC System Does Not Act

Has your air conditioner stopped working? Is there no air coming out of your vents? Have your electricity bills skyrocketed? All of those are signs that your HVAC system needs to be repaired and isn’t in the best condition it could be. If you notice that your air conditioner starts acting irregularly or seems to be performing less than optimally, you should call an HVAC technician to check it out. 

Some other signs that your HVAC needs repairs are:

  • Leaking
  • Your evaporator is frozen 
  • Moisture buildup 
  • Your fan motor is no longer turning
  • There is a strange odor from HVAC unit 
  • Your humidity levels are higher than usual

There are a lot of things that can go wrong with even the best HVAC unit. The number one way to prevent expensive repairs down the road is to go with a reputable HVAC company and make sure to get yearly checkups on your HVAC unit. You should also keep in mind the age of your HVAC unit as the older it gets the more prone it is to needing to be frequently repaired. Those are some of the most common signs that there might be something wrong with your HVAC unit. If you notice any of these signs, you should call an HVAC company. 

Man Reparing an HVAC Unit

What to Do Next

So what should you do after you take a look at your HVAC system and determine if it needs repairs or not? If it doesn’t need repairs, then sit back and don’t worry. You should just make sure to get yearly checkups on your HVAC unit and try to keep it in the best possible condition you can. If you have noticed any signs mentioned in this post or your HVAC system is just acting oddly in general, you should contact a reputable HVAC company. When you contact an HVAC company, don’t be afraid to ask them questions as they should be happy to help. Everyone has had to deal with something breaking or not working properly and they will understand if you have any fears or need a little more information before doing anything. If you live in Jefferson County or the surrounding areas, you can contact Partney Heating and Cooling! We would be happy to answer any questions you had and give you advice on going forward. If it turns out your HVAC unit does need repairs, the company you contacted will send out an HVAC technician to look it over and tell you how much it will cost before repairing it. After that, you can decide what you would like to do next. 



It can be difficult figuring out if your HVAC system needs repairs or not. Luckily, there are some signs you can look for that can determine if your HVAC system is working properly or not as covered in this blog post. The important thing to know is how an HVAC system should be acting so you can have a better idea of what an HVAC system that needs repairs looks like. If you have any doubt, just give an HVAC company a call. If you need to know if your HVAC system needs repairs and you live in Jefferson County, Ste. Genevieve County, St.Louis County, or any surrounding areas, give us a call! Our number is 636-475-9384. That’s all for this month’s blog post. We hope we answered your questions and if we didn’t, leave them in the comments below! We would be happy to help anyone who needs HVAC help. 

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