When the weather starts to warm up there is nothing better than starting up your air conditioner. The AC is a wonderful invention that has brought so much to homes and businesses in the way of comfort. It seems that you just cannot live without it through the hot summer. That is why you want to make sure you know all about your unit. Having some knowledge about what each of the parts are is a great way to start. Of course most people know the main parts that they can see such as the filters, thermostat, vents and even the air ducts. These are all large parts that can have problems that may need to be repaired or replaced but some of the smaller items are much more important. There are smaller parts of the unit, that if they are not working right, you do not get the cool air you are expecting. One of the those parts that you should know more about happens to be the expansion valve.
Agape Air Conditioning, Heating & Plumbing Explains Where the Central AC Expansion Valve is Located & How to Repair
What is An AC Expansion Valve: When it comes to your air conditioning unit there are lots of parts that work to make the unit function. Although they are all needed the refrigerant is what will make the air cool. The problem is that alone the refrigerant is a liquid that needs to be evaporated to ensure that the air is cool that is coming in the house. This is a process that has to be controlled and if it is not, there could be a major problem with the pressure that will be created. The expansion valve is the part of the unit that will take in the refrigerant while it is being evaporated and it will reduce the pressure so that is can be sent to your home. The expansion valve is usually mounted inline with the tube that supplies liquid coolant to the air conditioner evaporator. You want to make sure that the valve is working properly. If it begins to start to malfunction the air that is getting in the house will not be cool and it will not bring the temperature down.
How to Tell the Expansion Valve is Bad: The first sign that you are having a problem with your air conditioners expansion valve is that the air coming out of the vent warm. You can look at the thermostat to see if the temperature is lowering the way that you are expecting. If it is not you can feel the vent to see what temperature the air is that is coming out. If it is warm you will likely need to have the expansion valve replaced or repaired. There are some problems that can repaired such as the valve being trapped open while it may need replaced if it is just gone bad.
Repair or Replacement of AC Expansion Valve: If you know your unit is in need of repair you want to call out a professional HVAC technician. We will come out and do an inspection to determine if the expansion valve is the problem. If it is, we are able to replace the part and cool your house back down.