How To Fix Air Conditioner Leaking Water Inside?

A working air conditioner is essential to keeping your home comfortable and cool during the hot summer months. However, when an air Conditioner Leaking Water starts leaking water inside the house, it can be a major annoyance as well as a potential safety hazard. To avoid damage to your furniture, walls or flooring, it’s important to address this issue right away. This guide will provide you with information on how to identify and fix common causes of an AC unit leaking water inside your home.

The first step in addressing any problem is identifying what is causing the issue in the first place. Generally speaking, there are two primary reasons why an air conditioner may be leaking water: either it’s not draining properly or there is a problem with the refrigerant line. If your air conditioner is not draining properly, this could be due to a clogged condensate drain pipe. This pipe carries away excess water that accumulates during the cooling process. A clog in the pipe can cause water to back up and eventually spill out of the air conditioning unit, resulting in leakage inside your home. To fix this problem, you will need to locate the condensate drain pipe and unclog it using hot water or vinegar.

The other common cause of an AC leaking inside your home is a refrigerant line leak. Refrigerant lines carry coolants such as Freon throughout the system, which helps keep the air conditioner functioning properly. If a refrigerant line develops a leak, it can cause water to seep out of the unit and into your home.

Causes of AC leaks and how to prevent them:

AC leaks can happen for a variety of reasons, such as improper installation or poor maintenance. The most common cause is a worn-out seal in the air conditioner, which allows the refrigerant to escape. Other causes include blocked ducts or drain lines, aging insulation, and damaged hoses or valves.

To prevent AC leaks, it’s important to have regular maintenance done on your system. This should include checking all seals and hoses for wear and tear, as well as inspecting the insulation around pipes. Additionally, make sure to keep your ducts clean and clear of any debris that could block airflow. Lastly, check regularly for any signs of rust or corrosion on the unit itself that could be an indication of a leak.

More Related post: How to Make Toast in Air Fryer? & How To Clean a Coffee Maker Without Vinegar?

How To Fix Air Conditioner Leaking Water Inside

The cost of repairing an air conditioner that’s leaking water inside the house:


The cost of repairing an air conditioner that’s leaking water inside the house will depend on the severity and cause of the leak. If it is a minor issue, such as a clogged drain line or filter, then you may be able to make repairs yourself at minimal cost. However, if the problem is more serious, such as a refrigerant leak or damaged condenser coils, a professional technician can diagnose and repair the issue. Depending on the type of air conditioner and the complexity of the repairs needed, costs for labor can range from $100-$300 per hour. Parts costs vary depending on what needs replacing but can range from a few dollars for seals and gaskets to several hundred dollars for compressors or evaporator coils. In addition, some air conditioner repair companies may charge a service call fee to come to your home and diagnose the issue.

Overall, it is important to contact a licensed technician experienced in air conditioning repairs to accurately assess the situation and determine the best solution for the problem. An experienced technician can help you save money on parts and labor by pinpointing exactly what needs replacing or repairing without wasting time or money on unnecessary items. They will also have access to quality parts at a discounted rate, which can further reduce your repair costs. It is always recommended that you get a written estimate before any work is performed so there are no surprises when it comes time to pay for services rendered.

Tips for prolonging the life of your AC unit:


1. Change or clean the filters regularly: The most important part of AC maintenance is changing or cleaning your filters on a monthly basis. Dirty filters can restrict airflow and reduce efficiency, leading to higher energy costs and decreased comfort levels in your home. Make sure you check the filter once a month and replace it if necessary.

2. Keep up with regular maintenance: It’s important to keep up with regular maintenance on your air conditioner by scheduling a tune-up at least twice a year (once before summer and once before winter). This will help ensure that all components are working properly, as well as identify any potential issues early on so they can be addressed quickly.

3. Clear any debris from around the unit: Make sure you keep the area around your AC unit free of any debris. This includes leaves, branches, and other items that can block airflow or cause damage to the system.

4. Check for leaks: Check all hoses and connections for any signs of leaking or cracking. If you see anything suspicious, have a professional inspect it as soon as possible. Leaks not only waste energy but can also contribute to poor performance and lead to costly repairs in the future.

5. Clean interior components: Keeping the interior components of your AC unit clean is essential for keeping it running smoothly and efficiently. Make sure you use an appropriate cleaner such as vinegar or alcohol to wipe down any surfaces inside your unit, ensuring they remain clean and working optimally. These are just a few tips for maintaining your air conditioner and prolonging its life.

How To Fix Air Conditioner Leaking Water Inside

Conditioner Leaking Water FAQs:

Q.1 Window air conditioner leaking water inside house?

Ans: If your window air conditioner is leaking water inside your house, the problem could be caused by blocked or clogged drains, a dirty air filter, and/or an inadequate seal around the unit. You should check all of these things first to see if they need cleaning or fixing. If none of these steps solve the issue, you may need to call in a professional for further assistance.

Q2. Is water leaking from air conditioner dangerous?

Ans: If you are seeing water leaking from your air conditioner, it could be caused by a variety of different issues. Depending on the source of the leak, it could create a safety hazard. If you suspect that the issue is related to an electrical component or wiring, you should shut off the power to the unit and seek professional assistance immediately. In any case, you should always take the necessary precautions when attempting to diagnose and repair your air conditioner.

Q3. What causes AC to leak water inside?

Ans: The most common causes of an AC leaking water inside your home are clogged or blocked drains, a dirty air filter, and/or an inadequate seal around the unit. Additionally, low refrigerant levels in the system could be causing an excess of condensation to form. To diagnose this issue, you should start by checking these possible causes. If the problem persists, you should contact a professional with experience in air conditioning repair.

Q4. How do you unclog a condensate drain line?

Ans: You can unclog a condensate drain line by using a wet/dry vacuum or shop vac. Start by disconnecting the hose from the AC unit, then place the end of the vacuum in the condensate pipe. Turn on the vacuum to suction out any debris or clogs that may be obstructing airflow. Afterward, reconnect the hose and test the system to ensure it is functioning properly.

Q5. Can I run my AC if it is leaking water?

Ans: No, you should not run your AC if it is leaking water. Leaking water from an air conditioner can be a sign of a serious problem and should be addressed immediately by a certified HVAC technician. Possible causes of leaking water include clogged condensate drains, frozen evaporator coils, or faulty seals in the air conditioner. A technician will be able to diagnose and fix the problem, so your AC can run safely and efficiently again.

Q6. Will vinegar unclog my AC drain line?

Ans: Vinegar can help to break down deposits and debris that may be clogging your AC drain line. However, it is important to note that vinegar should only be used if the blockage is minor. If the blockage is more severe, you may need to seek professional assistance in order to clear the line and prevent further damage.

Q7. Will vinegar damage AC coils?

Ans: No, vinegar will not damage AC coils. In fact, it can be used to help clean and deodorize air conditioner filters and condensers. Vinegar is a mild acid that can break up dirt, grime, and debris that has built up on your coils over time. It also helps prevent mold growth in the condensers, which can cause damage. When using vinegar to clean your coils, it is important to dilute it with water and use a soft brush or cloth to avoid scratching or damaging the surfaces.


Seek professional help when attempting to diagnose and repair an air conditioning issue. Take necessary precautions when diagnosing the issue and make sure to check the air filter, condensate drain line, evaporator coils, and seals for any obstruction or damage that may be causing water leakage. Use a wet/dry vacuum or shop vac to unclog minor blockages in the condensate drain line, and vinegar can be used to help break down deposits and debris. In any case, always follow the manufacturer’s instructions when repairing an AC unit.

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top