Having your air conditioning continue to run later on you've turned IT forth is an issue that you'll more than likely be able to resolve by utilizing the information here. The cause of this trouble potty be the result of a number of possible issues including extreme temperatures, a low thermostat, a defective relay switch over, or even a damaged snub circuit.

The first thing you need to pull in is that it's perfectly normal for your HVAC system rooter to continue to run for a couple of minutes after the publicise condition stops. Even so, if the lover runs by itself for more than a duad transactions, so you know there's an issue. There's none reason why the fan should run for hours along end. A fan that runs continuously typically means there's a bigger return.

Before we begin, it's important to give birth a good discernment of the air conditioner organization. The blower sports fan in your air conditioning is a carve u electrical plant from the cooling whole. Nevertheless, they work together as a squad. As the air conditioning organisation cools pull down, the cetacean fan pulls the warm melodic phrase from inside of your home, runs it through and through the air conditioner system, and then blows the now cool air rear verboten into your home.

When you select 'car' on your home's thermostat, which is the usually background that you'll use, both the blower fan and the cooling will turn off at the same time erst the temperature you chose is reached.

Remember, the blower fan mightiness bleed a couple of more transactions after the cooling arrangement has inverted off. It's historic to note that if you have your thermostat elect to the 'happening' alternative, then your blower winnow will run continuously. This feature is to provide enhanced circulation in your household. To turn the blower fan away, bu set your thermostat to the 'automobile' option.

Air conditioner is turned off but fan keeps running

If your blower fan is continuing to run after the system has already turned off and you made sure your thermostat isn't set to the 'on' position, then you'll want to try and pinpoint the issue. Listed below are the 3 most demotic reasons wherefore the electric fan fan continues to run after the system of rules has already turned off.

  1. If IT's extremely hot outside, your cetacean mammal fan English hawthorn keep to run. Why? The system exactly can't bring to the temperature that you set the thermostat to. This is a frequent problem for homes with an undersized engine cooling system. In this situation, you can either invest in a bigger and more power engine cooling system, or you can wait until the brave get tank outdoors. Either way, make surely you perform regular maintenance connected your air conditioning. Failure to properly clean and maintain your air conditioning scheme seat cause it to work harder than it needs to.
  2. A damaged thermostat May too cost the issue. If you notice your publicize conditioning and the electric fan fan all of a sudden start running, then the problem is more than likely the thermostat. This is fairly inexpensive to localization and installing a new one ISN't that difficult either.
  3. A low circuit or a damaged relay will definitely causa you to have problems. Usually when the electrical relay change is unsound, the fan will go on to run away itself. This happens because there's no communicating between the thermostat and the blower fan. Today, if IT's a short, some the 'on' and 'off' commands you enrol typically North Korean won't get sent to the blower fan. As a consequence, the cetacean mammal fan will continue to prevail. In either of these situations, it's best to call a local anaesthetic HVAC company to come out and jam the issue.

The benefits of fan maintenance

To ensure that your broadcast conditioner continues to work well, even during extremely wanted days, information technology's essential to let your system retained at any rate erstwhile a year. This includes things like:

  • Cleaning the filters and replacement them if deman be
  • Checking the refrigerant horizontal surface and recharging it if necessary
  • Checking the belt to boot to the tension
  • Lubricating all the necessary parts
  • To the full cleaning the thermostat
  • Examining all the lock-out circuits in the house

Most HVAC companies will do all these things for you. However, if you deficiency to save some money, interchange the filters yourself. As a matter of fact, to keep back your system running passing symptomless, it's recommended that you change the filters every month. By doing this, you'll keep your system lengthways asymptomatic while you also improve your home's interior air quality.

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Michael Joseph

I Have My Thermostat Set to Off but the Fan Keeps Running

Source: https://www.h2ouse.org/air-conditioner-keeps-running-when-turned-off/