what to do when hvac condenser runs constantly

Ac Troubleshooting Guide to Fixing a Constantly Running Air-conditioning Unit

Mid-August and temperatures are in the lxx's? It makes yous wonder if the dog days of summer are behind u.s. or if they'll be dorsum with a vengeance next week. It'south a relief to have some cooler weather, but i thing that may put a damper on your comfort level is the sound of your air conditioner running constantly when you know information technology shouldn't be.

Is your Ac running all the fourth dimension without shutting off, or cycling on and off continuously? In that location are several causes for business. More than likely y'all've got a problem with the unit. Information technology's also using way also much electricity and running upward your electric bill. And don't forget virtually the vesture and tear on your air conditioner from all that unnecessary work.

Since the cool weather has ruled out the obvious, that information technology's so hot outside that the unit NEEDS to run constantly to reach the set temperature, then you need to telephone call in a professional to get to the bottom of information technology. Here are some of the about common causes of this problem to help you do a trivial Air-conditioning troubleshooting:

1. Muddy evaporator coil. Did you forget to have your air conditioner serviced this spring before you turned it on for the summertime? If so, the evaporator ringlet may exist covered with dirt and debris, impeding the cooling process and making the unit piece of work harder to cool your infinite. This can happen fifty-fifty if it was cleaned a few months agone, and the unit is in a location where information technology picks up a lot of grime, similar near a restaurant kitchen.
2. Frozen evaporator roll. If your unit is blowing warm air from the supply vents in addition to running constantly, it may have frozen upward. Plow the air conditioner completely off, and call in a professional right abroad to diagnose the cause and preclude farther impairment to the system.
3. Chock-full air filter. When your system's air filter is total of clay and debris, the flow of air is restricted, which can impede the functioning of your air conditioner. Without plenty air flowing over the coils, the system tin can't remove humidity and absurd the air to the set temperature, so it keeps running when it shouldn't.
4. Restrictive filters. Even if your air filter is new, y'all may be using i that's likewise restrictive for your organization (such as one designed to remove pollen and allergens). For better air menstruum, utilize a filter with a lower MERV value.
5. Low refrigerant accuse. If you don't have enough refrigerant in the organisation, probably due to a leak in the coils, your unit of measurement tin't cool the space. When this happens, the unit will go along running as information technology works harder. In this case, you need an experienced HVAC service professional to detect and repair the leak and restore the refrigerant to the correct level.
6. Faulty thermostat. If your thermostat is non working correctly, the unit of measurement doesn't know to turn off fifty-fifty when the temperature is reached. Check your thermostat to run into if the actual temperature in the space is below the set point. If it is, there's a good take chances that the thermostat may need replacing.
7. Leaky ducts. Especially if yous have older ductwork in your building, you may be losing cool air through leaks in the ducts. The joints may non be sealed, or the insulation may be gone. If plenty cool air escapes, the temperature in your space never reaches the gear up point and the system will go on running.
8. Muddied or blocked condenser. Just similar the evaporator coils on the within, the condenser coils on your outdoor unit too demand to be cleaned, possibly even more then since they are exposed to the elements. The menses of air can be impeded past clay and droppings from the air, only also from accumulated leaves or even fauna or insect nests. A skilful cleaning using professional person products and tools will take care of this trouble.
9. Blower motor and fan bug. If your blower motor is not producing enough air for your system, or the fan is running at a depression speed, that can cause the system to lose enough efficiency to make it run too much. Adjusting the fan speed tin solve the trouble. A layer of grime on the fan blades can also irksome it down, so again you may just need a good cleaning.
10. Incorrectly sized unit. Have you recently renovated your space or rearranged the layout without changing your air conditioner? Information technology's possible that your unit is no longer adequate for the needs of your space. Bring in a certified HVAC professional to practise a load calculation, taking into business relationship the blueprint, size and needs of your edifice too as windows and lord's day exposure, insulation and more.

Many of these issues can exist taken care of, and even prevented entirely, with regular maintenance of your equipment. What'southward more than, neglecting this task tin can be costing you in many ways that you haven't considered. To larn more, download a re-create of our helpful guide to Calculating the Hidden Costs of Poor HVAC Maintenance.

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Source: https://aristair.com/blog/ac-troubleshooting-10-common-causes-of-a-constantly-running-system/

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