😊 Same Day Service Available!

Why Is My AC Leaking Water?

Serving our neighbors in Sacramento and Placer County and surrounding areas

Troubleshooting Guide: Why Is My AC Leaking Water?

Is your air conditioner leaving puddles of water on your floor? Don’t ignore the issue! AC water leaks can indicate underlying problems that require prompt attention. In this guide, we’ll explore the common causes of AC water leakage. Then, provide practical solutions to help you resolve the issue and restore comfort to your home.

Identifying the Problem

The first step in addressing an AC water leak is understanding what’s causing it. Leaks can stem from various sources, including:

Clogged Drain Line

Over time, dirt, dust, and algae can accumulate in the drain line, obstructing proper water drainage and causing backups.

Frozen Evaporator Coils

If the evaporator coils freeze due to restricted airflow or refrigerant issues, they can produce excess condensation when thawing, leading to water leakage.

Damaged Condensate Pump

A malfunctioning condensate pump can fail to remove water from the drain pan, resulting in overflow and leakage.

Dirty Air Filters

Dirty or clogged air filters restrict airflow, causing the evaporator coils to become too cold and potentially freeze, leading to excess water production.

Solving the Issue

Once you’ve identified the likely cause of your AC water leak, you can take steps to address it:

Clean the Drain Line

Use a mixture of vinegar and water or a commercial drain cleaner to clear clogs from the drain line. You can also use a wet/dry vacuum to suction out debris.

Check and Replace Air Filters

Regularly inspect and replace dirty air filters to ensure proper airflow and prevent the coils from freezing.

Thaw Frozen Evaporator Coils

Turn off the AC unit and allow the evaporator coils to thaw completely. Once thawed, check for any underlying issues that may have caused the freeze-up.

Test the Condensate Pump

Verify that the condensate pump is operating correctly by listening for its motor running and checking for any signs of damage or malfunction.

Schedule Professional Inspection

If you’re unable to resolve the issue on your own or suspect a more complex problem, it’s best to contact a qualified HVAC technician for a thorough inspection and repair.

Expert AC Repair Near You

Don’t let an AC water leak disrupt your comfort and peace of mind. If you’re experiencing persistent leakage or suspect a more significant issue with your air conditioner, our team at Maverick Electric, Heating & Air is here to help. With our expertise in AC repair and maintenance, we’ll diagnose the problem accurately and provide efficient solutions to restore your system’s performance. Contact us today in Sacramento County, CA for prompt and reliable service.

Contact us at (916) 587-7609 to schedule an AC repair service and say goodbye to water leaks for good!


How do I stop my air conditioner from leaking water?

To prevent your air conditioner from leaking water, ensure proper maintenance by regularly cleaning or replacing air filters, checking for and repairing any refrigerant leaks, and scheduling annual professional HVAC maintenance. Additionally, keep the area around the outdoor unit clear of debris and ensure proper drainage by inspecting and cleaning the condensate drain line regularly. If you notice any leaks, contact a professional HVAC technician for prompt repair.

Can I run my AC if it is leaking water?

It’s not recommended to run your air conditioner if it’s leaking water, as this could indicate a significant issue that requires immediate attention. Running the AC while it’s leaking can worsen the problem and potentially damage the unit. Instead, turn off the AC to prevent further water damage and schedule an appointment with an HVAC technician to diagnose and repair the issue.

Why is my AC leaking water from the bottom?

An air conditioner leaking water from the bottom may be due to various reasons, including a clogged condensate drain line, a malfunctioning condensate pump, frozen evaporator coils, or improper unit installation. Inspect the unit for any visible blockages or damage to the drain line and ensure proper drainage. If the issue persists, consult with an HVAC technician to identify the root cause and perform necessary repairs.

How do you fix a leaking AC drain?

Fixing a leaking AC drain involves identifying the underlying cause and taking appropriate measures to address it. Start by inspecting the condensate drain line for any obstructions or blockages and clear them using a vacuum or a specialized cleaning solution. If the drain line is damaged or disconnected, repair or replace it as needed. Regular maintenance and cleaning can help prevent future issues with the AC drain.

How to tell if an AC drain line is clogged?

Signs of a clogged AC drain line include water leakage around the indoor unit, water stains on walls or ceilings, unusual noises, musty odors, and reduced cooling performance. You may also notice algae or mold growth near the drain line outlet. If you suspect a clog, inspect the drain line for any visible blockages and attempt to clear them using a wet/dry vacuum or a pipe brush. If the clog persists, seek professional assistance for thorough cleaning and maintenance.

Book An Appointment

Need Immediate Assistance? Call Us Here

Top Rated In Sacramento & Placer County

See What Your Neighbors Have Been Saying About Our Services!

We Provide The Highest Quality HVAC & Electric Installation & Repair In California

Areas We Serve

We service Sacramento and Placer County and surrounding cities. Our technicians are trained professionals and ready to fix your system in the first visit.