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24/7 Emergency Hotline (724) 863-5801

Serving Irwin, Greensburg, Murrysville & Westmoreland County

Why Is My AC Running All Day?

  • Writer: Elk Air
    Elk Air
  • 4 hours ago
  • 3 min read

When it gets hot and humid in Western PA, your air conditioner is going to run more

than usual. That part is normal.


But if your AC seems like it has been running all day, the house still feels warm, or your

electric bill suddenly looks higher than it should, something may be going on.


Here are a few common reasons your air conditioner may be running constantly.


Start With the Air Filter


This is one of the easiest things to check.


A dirty air filter can block airflow and make your AC work harder than it should. When

the system cannot move air properly, it may run longer trying to cool the house.


If you have not changed your filter in a while, take a look at it. If it is dirty, replace it and

see if the air flow improves.


Check Around the Outdoor Unit


Your outdoor AC unit needs space around it to work properly.


Grass, weeds, leaves, mulch, and debris can block airflow around the unit. If the unit

cannot release heat the way it should, your air conditioner may run longer and still

struggle to cool the home.


You do not need to take the unit apart. Just make sure the area around it is clear. If the

coil looks very dirty, it is best to have it cleaned during a service visit.


Make Sure the Thermostat Is Set Reasonably


It can be tempting to lower the thermostat when the house feels warm but setting it

much lower will not cool the house faster.


If your thermostat is set very low on a hot day, your AC may run nonstop trying to reach

that temperature.


Try setting it to a comfortable, realistic temperature and give the system time to catch

up.


Your AC May Need Service


If the filter is clean, the outdoor unit is clear, and the system is still running constantly,

there could be a larger issue.


Some common AC problems include:


  • Low refrigerant

  • Dirty coils

  • Weak airflow

  • Electrical issues

  • A failing part

  • An older system losing efficiency


If your AC is running all day but not cooling well, it is time to have a technician take a

look.


Your System May Be Getting Older


Air conditioners do not last forever. As the system gets older, it may have to work harder

to keep up, especially during hot and humid weather.


If your AC needs frequent repairs, runs constantly, or does not keep the house

comfortable anymore, it may be time to talk about whether repair or replacement makes

more sense.


When Should You Call Elk Air?


Call for AC service if you notice:

  • Your AC runs all day

  • The house still feels warm

  • Airflow feels weak

  • The system blows warm air

  • You see ice on the unit

  • You hear unusual noises

  • Your electric bill jumps suddenly

  • The system turns on and off more than normal


Small AC problems can turn into bigger ones quickly during summer weather. It is better

to catch the issue before the system quits on a hot day.


AC Repair in Irwin, Greensburg, Murrysville, and Western PA


Elk Air Conditioning & Heating has been helping homeowners stay comfortable since

1971.


If your air conditioner is running constantly or your home is not cooling the way it

should, our team can check the system and help you figure out what is going on.


To schedule AC service, call **724-863-5801** or visit **elkair.com**.

 
 
 

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