Serving Greenwood, Fishers, Carmel, Indianapolis & Surrounding Areas

October 20, 2023

Why Is My AC Not Blowing Cold Air?

Is your air conditioning system performing poorly? Find the solutions you need when you call Complete Comfort Heating, Air & Plumbing today!

When hot weather strikes, the last thing you want to discover is that your air conditioning system won’t produce cold air. Since air conditioning troubles occur for a multitude of reasons, getting to the bottom of them quickly can make all the difference.

Why is my AC not blowing cold air? Below are the most common reasons for an air conditioner cooling inefficiently, along with troubleshooting advice and maintenance tips to avoid a breakdown.

If you’d like more insight into this topic, reach out to the skilled technicians at Complete Comfort Heating, Air & Plumbing. With reliable air conditioner repair in Avon, IN, the team comes fully prepared with well-stocked vehicles and answers to all your questions about heating and cooling.

Air Conditioning Troubleshooting for a Lack of Cold Air

Before determining what’s causing your AC cold air problem, it helps to eliminate a few possibilities so that you can narrow down what’s happening. While it may seem obvious, the first step would be to check that your air conditioner is plugged in and has power. 

If the power source isn’t a problem, you could have an electrical problem with your breaker or fuse. If that’s the case, your unit may be experiencing connection problems. It will be the same for any faulty cables and plug heads.

If there’s still a lack of cold air, the next step would be to look for any obstructions or blockages in your air conditioning system. For example, an expert like Complete Comfort Heating, Air & Plumbing will usually start by cleaning off any layers of dirt and debris before assessing what’s wrong with your air conditioner.

Why Your Air Conditioner Isn’t Blowing Cold Air

Why is my AC not blowing cold air when it’s plugged in, clean, and clear of obstructions? The list below covers the most common reasons for a cooling system not producing air and what you can do in each scenario.

#1 Dirty Filters

The top air conditioning troubleshooting tip is always to check the unit’s filters. Many more HVAC system issues than you might think will stem from a clogged filter, even though changing it takes no more than a few minutes. 

Why wait to change the filter when it could save you the hassle of expensive air conditioning repairs and unmanageable utility bills? Clogged filters lead to poor-quality performance, broken parts, and an early decline in your HVAC system. Replacing the filter each month is easy and effective, no matter the brand, air conditioning system type, and size filter you have—and it may solve your cold air woes.

#2 A Faulty or Broken Compressor

The air compressor is one of the most important parts of your air conditioning system. It sends refrigerant throughout the system to cool the air. If your compressor isn’t working correctly, you might notice warm air blowing from the vents.

If you want to safeguard the cooling system’s efficiency, you should also keep your compressor clean and free of debris. Clean it off from time to time, ensuring nothing is on top of it or blocking the airflow channels. That’s why putting a protective cover over your compressor in the winter is a good way to keep it clean and dry. 

If you want peace of mind, why contact an experienced air conditioning expert like Complete Comfort Heating, Air & Plumbing for cleaning, maintenance, and repair services in your area?

#3 Condenser or Evaporator Coil Problems

When it comes to cool air problems, there’s a good chance that the evaporator and condenser coils are involved. These coils experience normal wear and tear, as well as mold, mildew, or frost issues. Additionally, when your coils work too hard to cool or liquefy the refrigerant, ice develops.

If you’re dealing with worn components, a clog, or a lack of refrigerant, your air conditioner won’t blow cold air as it should. Scheduling a service is the best way to get to the bottom of the issue. 

#4 Leaking Ductwork

Why is my AC not blowing cold air? A leak in your ductwork could cause air to escape for an uncomfortably warm property even though the air conditioner is running at full tilt.

Whether it’s poor-quality installation or wear and tear, you’ll need to address any ductwork problems fast. Routine ductwork inspections can prevent HVAC system issues for more reliable performance.

#5 Blocked Vents and Registers

Your air conditioning vents and registers can’t operate amidst obstacles or outright blockages. A team like Complete Comfort Heating, Air & Plumbing will need to remove any obstructions. If a blockage is the problem, the service should restore cold air distribution throughout your home.

A Word on Low Levels of Refrigerant

Knowing how air conditioning uses refrigerant also helps when assessing why there’s warm air or no air coming from your HVAC vents. If the coolant level has decreased beyond a certain level, it won’t take in warm air properly or send cool air back out. 

A refrigerant’s cyclic process means it should never diminish unless there’s a leak. Adding more refrigerant is a temporary solution at best.

Professional AC Maintenance Tips For Top-Notch Air Conditioning Performance

You can’t always prevent a breakdown, but the following recommendations could help you avoid a preventable issue:

  • Schedule routine HVAC maintenance and inspections.
  • Keep your ductwork in good shape.
  • Work with a reputable air conditioning professional in your area.
  • Change your air conditioner’s filter every 30 to 60 days
  • Keep your indoor and outdoor units’ exteriors clean.

Get a Cooling System Diagnosis and Air Conditioning Repairs From Complete Comfort Heating, Air & Plumbing Today!

Why is my AC not blowing cold air? Find out when you schedule a consultation with Complete Comfort Heating, Air & Plumbing. Let us discover why your AC won’t stop running, what repairs your system needs, and anything else that can restore the home comfort you deserve.

Give Complete Comfort Heating, Air, & Plumbing a call at (317) 678-7356 today for air conditioning services in Greenwood, IN, and the surrounding communities.