Users' questions

When I turn on my AC nothing happens?

When I turn on my AC nothing happens?

Your Air Conditioner Won’t Come On You go to turn on your air conditioner but nothing happens. Why? Usually, it means that your system is not receiving power or that your thermostat is not set correctly. Make sure that your thermostat is set to “cool.” You may also need to adjust the temperature that it’s set to.

Why does my AC randomly not work?

If your air conditioner will turn on, and your thermostat is set properly, but your system is not cooling you may have a dirty or blocked air condenser. If your air conditioner is still not cooling air, you may have a problem with your compressor or refrigerant and will need to contact a professional.

Why is my AC running but not blowing air?

The most common problems that cause a lack of airflow include frozen coils, broken fan and restricted airflow due to dirty air filters or vent obstruction. However, there are many other issues that can lead to minimal airflow, so it may be necessary to ask the professionals.

What to check if AC is not cooling?

If your AC isn’t cooling your home, check to see if:

  1. Your thermostat is switched to ON.
  2. Your air filter is dirty.
  3. Your outside unit is dirty.
  4. Your circuit breaker is tripped.

How do I know if my AC fuse is blown?

If you suspect that your AC may have blown a fuse, the first thing you shall notice is that the outside unit of your AC is not doing anything. You may hear a minor humming sound, but that is the extent of it. The humming sound is produced because, despite no power, the furnace keeps asking the AC to run.

What are common problems with air conditioners?

Read over some common air conditioner problems to get your air conditioner running in excellent condition.

  • Water Leak (Inside the House)
  • Water Leak (Outside the House)
  • AC Refrigerant Leak.
  • Dirty Air Filter.
  • Frozen Evaporator Coil.
  • Failure of Electric Control.
  • AC Fan Failure.

Why is my central AC running but not cooling?

Condenser Unit is Blocked If your air conditioner is running, but not lowering temperatures inside, one issue could be a blocked or clogged condenser coil. When operating correctly, the condenser fan draws air into the outdoor unit through the condenser coil to pull heat energy out of your home.

How do I fix my AC not blowing air?

Troubleshooting your aircon if not blowing cold air

  1. Make Sure The Thermostat Is Set To Cool. On most occasions, you do need to exert yourself much to fix an aircon that is not blowing cool air.
  2. Inspect Circuit Breaker Box.
  3. Clean Dirty Aircon Filters.
  4. Check If There’s Ice Build-Up In The Aircon.

Why is my window air conditioner running but not cooling the house?

If the window air conditioner’s compressor and fans are running but the air conditioner isn’t cooling, possible causes include a failed compressor or the lack of refrigerant due to a leak in the sealed system. If the compressor isn’t running but the fans work, the start relay or compressor might have failed.

Why is my AC blowing cold air but not cooling house?

Your lack of cool air might be due to some poorly designed ductwork. Take some time to test out your thermostat. Make sure your thermostat is working properly. If your HVAC system is running constantly but not blowing cold air, you could easily be low on refrigerant.

What are the most common air conditioner problems?

Here are 20 of the most common air conditioner problems you must know, tips to help you troubleshoot the issue and guide you to the right course of action to prolong your AC life. The most common fear when you initiate your air conditioning troubleshooting review might be that you will turn your unit on and hear no sound.

Why is my air conditioner not turning on?

Whenever this happens, you simply need to reset it on the circuit breaker panel. However, if the AC still does not turn on, you may be having trouble with the thermostat of your AC. In some cases, the problem can be because of the blower belt.

Why is there no sound in my air conditioner?

The most common fear when you initiate your air conditioning troubleshooting review might be that you will turn your unit on and hear no sound. This can arise solely from the reasons for broken electrical parts and faults in the wiring that services it or could be something as simple as a blown a fuse or a tripped circuit breaker.

What should you know about air conditioning troubleshooting?

As you can see, there are problems than can be prevented by conducting an air conditioning troubleshooting exercise. If there is one takeaway from a discussion on air conditioning troubleshooting, it should be that proper maintenance is the best was to avoid problems and prevent headaches for you and those who live in your residential complex.

What does it mean when your AC unit is not working?

Another sign that you may have damage to the air ducts is an increased electric bill. If your unit is working overtime to cool air that’s escaping through holes in the system, you’ll notice a spike in your electric bill. Leaky air ducts can cause the same types of issues.

Why is my central air not working in my house?

If those ducts are dirty, clogged, or have a leak, air can’t travel freely. Some homeowners don’t realize that tears and other obstructions can enter the AC ductwork. While most central air systems are sealed, rodents can make holes in the ductwork. Shoddy installation is another common culprit.

What causes tears in the air conditioning ducts?

Though a central air conditioning system is seemingly a sealed system with the ductwork running through walls and ceilings, it is not unusual for tears to develop in your ductwork, sometimes as the result of rodents or inattentive workers. The air ducts carry the return air to your system for treatment and cooling.