Today, many houses have an air conditioner in them. The purpose of an air conditioner is to maintain the temperature of your home. We know that a time comes when you need to replace your AC. There are many reasons you need to replace it; for instance, when the AC is not working correctly or damaged, you must replace it.

Here are some of the signs that show you need to replace your air conditioner:

Warm Air Is Blowing

You need the service of air conditioner replacement when it is blowing warm air. The AC is not worthy when it does not blow cold air because we buy it to keep our houses cold in summer. After all, it is very hot in the summer season. The purpose of an AC is to keep you and your family comfortable during the hot summer months.

If you notice your AC is not blowing cold air and is blowing warm air instead, you must contact the technician. He will surely recommend you replace the air conditioner if it cannot be repaired.

Strange Odor is Noticed

You need an air conditioning service when there is a strange odor coming from the AC. It is because the air conditioners do not produce a bad smell usually. It means it is not common for an AC to produce a strange odor without any reason. So, you must hire a professional to get it checked.

The reason behind this smell may be that a wire has been burned out inside the AC unit. Moreover, this may also indicate mold; it means there may be mold inside the AC unit or the ductwork. If it is so, you must replace your AC unit so that you can protect your family from getting sick. It is because mold is dangerous for human health and can cause serious health problems such as:

  • Allergies
  • Dry skin
  • Fatigue
  • Asthma

You need an air conditioner replacement service when you notice that AC-related issues are occurring more often. For example, your AC starts blowing warm air more often; it starts getting tripped without any reason, it is spreading a bad smell, etc.

When you notice you need to repair your AC after every three to four months, you must decide to replace it. It will save not only your money but also your time. You will not have to spend money on repairing it again and again.

When It Becomes Ten Years Old

You must replace your AC unit when it becomes older than ten years. It is because it is the average lifespan of an air conditioner. After this time, the AC starts losing its unique features and gets damaged, which leads to the need to replace it because it requires a lot of time and money to maintain it.

You must start preparing yourself to buy a new air conditioner when your old one has passed about ten years. We know that the air conditioners have to face extreme temperatures that result in making them lose their efficiency and also results in shortening their life expectancy. You must know that the life of an AC depends upon different factors such as:

  • Weather
  • Quality of material
  • Usage

Increase In Electricity Bill

You need to get an air conditioning service when you notice an increase in the electricity bill. As we know, when the AC becomes old or is not working properly, it consumes more energy to fulfil your needs. When your AC is working efficiently, your electricity bill stays around the same amount every month, but it gets disturbed when your AC is not working efficiently.

If the daily usage of energy for other household items is the same, but you notice your energy bill has been increased, it is the time when you need to replace your air conditioner. It is because higher electricity bills indicate that there is a serious problem with your AC and it needs to be replaced with a new one.

Thermostat Is Not Working

When the thermostat of your AC is not working, you must consult a professional technician to check why it is not working and how it can be fixed. The thermostat is considered the command center of your air conditioning system. If it is not working, you must get the AC replaced with a new one.

You must also check the air duct of your air conditioner to check whether it is working properly or not. If not, you must replace it. The air duct may get damaged if it becomes full of dust and debris. All you need is air duct cleaning equipment so that you can clean it. But it does not get fixed even after cleaning it; you must replace it.

Vent Is Blowing Little Air

You need to replace your existing air conditioner if the vent is blowing very little air. It is a common sign to replace your AC because the major issue with the AC results in weak airflow. You may feel cold air coming out of the AC unit, but the pressure of the air is very low.

The air circulating in the room becomes very low, which results in slowing down the process of cooling the room. As a result, when your AC takes a lot of time to cool down your room, it consumes a lot of energy which in turn results in increasing your electricity bill.

AC Unit Producing Loud Noise

When you notice an inappropriate noise coming from your AC unit, you must hire a professional. On the other hand, it is one of the most common signs that show you need to replace your air conditioner with a new one. You may hear different types of noises that show there is a problem with the belt present inside the AC unit. These voices may include:

  • Scraping
  • Squealing
  • Grinding


A time comes when your air conditioner needs to be replaced. But the problem is how you can determine the time has come when you need to replace your AC. This guide has provided you with detailed information about the signs that show you need to replace your AC. 

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