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

Unclean air conditioners cause respiratory problems.
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If you notice ice forming on your air conditioner, don’t ignore it. While it may seem like a harmless issue, ice buildup is a sign that your AC isn’t functioning properly. Left untreated, this problem can lead to inefficient cooling, increased energy costs, and even serious damage to your system.

Common Causes of Ice Buildup

Ice on your air conditioner is usually caused by restricted airflow or refrigerant issues. When warm air can’t circulate properly over the evaporator coil, or when refrigerant levels drop too low, the coil temperature falls below freezing, leading to ice formation. Some of the most common reasons for this include:

  • Dirty air filters – A clogged filter restricts airflow, preventing your AC from working efficiently.
  • Blocked or closed vents – Limited airflow through your home can contribute to freezing.
  • Low refrigerant levels – A leak in the system can cause the pressure to drop and ice to form.
  • Malfunctioning blower motor – If the blower isn’t moving air properly, the system can freeze up.

The Risks of Ignoring Ice on Your AC

Ignoring ice buildup on your air conditioner can lead to costly repairs and even total system failure. One of the biggest risks is compressor damage, which can be expensive to fix or replace. Additionally, a frozen AC won’t be able to cool your home properly, forcing it to work harder and increasing your energy bills.

Another concern is water damage. As the ice melts, excess water may overflow the drain pan, leading to leaks, mold growth, and even electrical hazards. What starts as a simple issue can quickly turn into an expensive repair.

What to Do If You See Ice on Your AC

If you notice ice on your air conditioner, follow these steps to prevent further damage:

1️⃣ Turn off your AC immediately – Running it while frozen can make the problem worse.
2️⃣ Check and replace the air filter – A dirty filter is a common culprit for airflow issues.
3️⃣ Make sure vents are open and unblocked – Proper airflow helps prevent freezing.
4️⃣ Call a professional HVAC technician – If the ice doesn’t melt or keeps coming back, an expert can diagnose and fix the issue.

Prevent Ice Buildup with Routine Maintenance

To avoid ice buildup in the future, regular maintenance is essential. Here’s how you can keep your AC running efficiently:

  • Change your air filter every 1-3 months.
  • Keep vents and registers clear of obstructions.
  • Schedule an annual AC tune-up to check refrigerant levels and clean components.

Call Kelley Brothers for AC Repairs in Livonia

If your air conditioner is freezing up, don’t wait for it to become a bigger problem. Kelley Brothers provides expert AC repair, maintenance, and installation in Livonia and Southeast Michigan. Our Bryant factory-trained technicians are ready to restore your comfort.

Contact us today at (734) 251-4625  to schedule service!