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Don’t Ignore These Signs of Low Freon in Your Air Conditioner 4/27/2023

Air conditioning is the savior in areas where summers are harsh! If you have an appropriately working air conditioning unit, you are ready to sail through the heat. You just have to adjust the temperature; your equipment will cover the rest.

When we talk about your equipment working well, Freon leak is the most significant thing you should check. If there are any signs of a leak, you have to immediately call the experts for air conditioner maintenance. If you are new to this term, let us discuss what Freon is and the signs of the leak.

What is Freon?

Freon or refrigerant is the liquid in your air conditioning unit that cools the air before entering your home. The Freon level has to be optimum to experience a comfortable environment around your home. If the Freon level is low due to leakage, the air will take time to cool down, and you would have to pay extra to enjoy air conditioning in your home. Thus, it is significant that you keep a check on the Freon level of your air conditioning unit to get cooler air well within your budget.

So, during the routine maintenance of your air conditioner, ensure you ask the experts to check your Freon level. Moreover, if you see the signs of a Freon leak, you should call the team for air conditioner installation & maintenance in McKinney, even if your routine maintenance is not due!

Signs of Low Freon

If you do not notice the decreasing Freon levels, your air conditioning unit might stop working prematurely. To avoid chaos, you should acknowledge the signs of the leaks and take necessary actions at the right time. Some of the unusual indications you should take seriously are:

  • Unusual hissing sounds from your air conditioning unit
  • Your air conditioning unit is not producing adequate cooling
  • It is taking too long to cool the air inside a room
  • Your utility bills are getting surprisingly high

If you see one or all of these signs, you should call expert assistance and get the Freon leak fixed on time.

Causes of Low Freon

Sometimes, you do things unintentionally, which leads to Freon leaks and inefficient working of your air conditioner. Therefore, it is significant for you to understand the causes of low Freon to ensure your equipment works efficiently.

The most common cause of low Freon is a leak somewhere in the equipment. A minor breakage in the refrigerant line can cause this leak and lead to low Freon and inefficient air conditioning. Another reason that can lead to low Freon levels is corrosion in the refrigerant pipe. You should know the factors that can harm your Freon level and ensure that you do not do anything that affects the cooling you get from your air conditioning unit.

Risks of Low Freon

Low Freon levels directly impact the cooling efficiency of your air conditioning unit. As the refrigerant levels go down, you will experience a delay in cooling, and eventually, the entire equipment will stop working. Thus, it can be rightfully said that low Freon levels can cost you a lot, as you would have to replace the entire equipment.


In the end, it is fair to say that Freon is the lifeline of your air conditioning unit, which influences its working. So, if you see any signs of a Freon leak or reducing refrigerant levels, acknowledge them, and get the repair or maintenance done on time to enjoy a comfortable environment in your home. Also, ensure the Freon level stays optimum to enjoy smoother AC working.


  1. How often should you refill Freon in your home air conditioner?
Though this duration depends on your usage, you should ideally refill the Freon every two to four years.
  1. How do I check my AC Freon level?
You can check the Freon level of your AC in simple steps,
  • check the pressure in the documentation or as indicated on the gauges
  • Get the refrigerant slider to determine the condensation or evaporation temperature.
  • Measure the temperature on your installation
  • In the last step, you can measure the subcooling and superheating.
  1. Can Freon be low without a leak?
There has to be a hole, however small, for the Freon level to reduce.