Never Ignore Ice on Your Air Conditioner: Here's Why

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Ice on AC Fins
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Seeing ice on your air conditioner may seem odd—especially during the hottest days in Kansas City—but it's a clear sign that something’s not right. At Aaron's Services, we often get calls from concerned homeowners who’ve spotted frost or ice buildup on their AC units. While it might seem harmless, ignoring this issue can lead to bigger problems that affect your home’s comfort, your energy bills, and even the lifespan of your system.

What Causes Ice to Form on Your AC?

Ice buildup typically means your air conditioner is struggling to maintain proper airflow or experiencing issues with the refrigerant cycle. Here are a few of the most common causes:

  • Dirty Air Filters: When your filters are clogged, they restrict airflow. Without enough warm air passing over the evaporator coil, the coil gets too cold and begins to freeze.

  • Low Refrigerant Levels: If your AC is low on refrigerant due to a leak, the pressure drops, causing the evaporator coil to become too cold and freeze up.

  • Blocked or Dirty Coils: Dirt and grime on the coils can prevent proper heat transfer, contributing to freezing.

  • Blower Motor Issues: A malfunctioning blower fan won’t push enough air through the system, causing temperatures to drop inside the unit.

Why You Shouldn't Ignore It

Letting your AC run while it’s frozen can create more damage and cost you more in the long run. Here’s what could happen if you don’t address it:

  • System Damage: Frozen coils can lead to compressor failure—one of the most expensive repairs an HVAC system can face.

  • Inefficiency: Your AC will work harder to cool your home, driving up energy bills.

  • Poor Comfort: A frozen system can't effectively cool your home, making hot summer days even more unbearable.

  • Mold and Water Damage: When the ice melts, excess water can leak into your home, leading to potential mold growth and property damage.

What to Do if You See Ice on Your AC

The first thing you should do is turn the unit off to prevent further damage. Don’t try to chip off the ice—it can damage the coils. Next, check the air filter. If it’s dirty, replace it. However, even if that helps temporarily, it’s still best to have a professional take a look.

That’s where Aaron's Services comes in. Our experienced Kansas City AC technicians will thoroughly inspect your system, pinpoint the cause, and recommend the right fix to get your home cool again—fast.

Call the Experts at Aaron's Services

If you notice ice on your air conditioner, don’t wait. What seems like a small problem can quickly turn into a costly one. Call (816) 451-5606 today to schedule a service with our expert team. With over 25 years of experience and a commitment to honest, reliable work, we’re here to help you keep your cool—no matter what Kansas City weather throws your way.