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How To Fix Water Dripping From Split AC Indoor Unit

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Water Dripping From AC Indoor Unit

When you come back home after a day’s hard work, you want to kick back and relax. Interrupting your relaxation is the constant drip-drip of water. Water dripping from split AC indoor unit is not only annoying but also an eyesore in your otherwise beautiful home. Good news is that you are not the only one suffering from this problem and there are lots of things that you can do to contain it. So, first and foremost, remember to get seasonal maintenance of your HVAC unit done by professionals. Once the servicing is completed, keep checking your unit for any apparent troubles.

How To Fix Water Dripping From Split AC Indoor Unit

If water is dripping from the split AC indoor unit, do not be alarmed. It can easily be fixed either by you or with the aid of HVAC professionals. However, before doing anything, disconnect the unit and dry any wet areas caused due to dripping water. Also, ask yourself whether you are comfortable opening the indoor unit and tackling the problem on your own. If you have any doubts, its best to let the professionals take care of the problem. If you are sure, here are a few things which you can do to rectify the problem:

  • Blockage In Condensation Drain Line – Accumulation of dirt, sludge, debris, mold, algae, and fungi can cause clogging of the drain line. As a result, the water formed due to condensation is unable to drain, causing overflow which spills inside your house.

How To Fix – You need a vacuum with a hose attachment to fix this problem, a bucket and a screwdriver. Open the front section or panel and remove the filters. Then remove the front panel and locate the pipe which drains the water. Disconnect these pipes and collect the excess water inside them in a bucket. Once it is completely drained, suction out the blockage using the vacuum cleaner. After this, pour a small quantity of vinegar or chlorine bleach down the drain pipes to kill any bacteria and fungi.

  • Disconnected Drain Line – Drain line drains the water collected in the drip pan. If this line is disconnected it fails to empty the pan and it overflows causing water leakage inside.

How To Fix – Fixing this problem is simple. All you need to do is connect the drain pipe to the drain pan. However, if the pipe keeps disconnecting easily, you may have to replace it altogether to avoid future occurrence of the issue.

  • Cracks or Holes In Drain Pan – Due to corrosion or rusting the drain pan can develop cracks or holes. These holes may cause water to leak through the indoor unit.

How To Fix – To fix cracks or holes in a drain pan you need a vacuum cleaner to suction out the standing water, flashlight and epoxy glue. To begin with clear out all the water inside the drain pan using a wet vacuum cleaner. Once it is empty, shine your flashlight through the entire length and breadth of the drain pan to detect leaks. Using epoxy glue close all the leaks. If the cracks are too many, best would be to replace the entire drain pan with a new one.

  • Dirty Air Filters – Seemingly a small thing, but dirty air filters can cause the freezing of evaporator coils due to an inadequate passage of air.

How To Fix – This one is relatively easy. All you need to do is either clean the dirty air filters with a brush and water. Else, at the peak of the season, you can change it every four to six weeks.

  • Frozen Evaporator Coils Due To Low Refrigerant Level – Low refrigerant level also causes the freezing of evaporator coils, which in turn cause water to drip from split AC indoor unit.

How To Fix – This is one problem best handled by HVAC professionals. It because they need to find the source of a refrigerant leak, seal it, and top the level to adequate. It is something which is critical to the working of an AC, so leaves no room for any error. Since you are not well versed in such technicalities refrain from experimenting. Give us a call today.

  • Faulty Installation Of The Unit – To err is human. For all that matters, the installation of your AC may not be correct. While installing, somebody may have made a mistake which causes water dripping from the split AC indoor unit.

How To Fix – If after checking you found no obvious source for water dripping, you should call in the HVAC experts. Only they can help you understand if it is an installation issue and fix it. Again, it is something you cannot do on your own.

  • Faulty Condensation Pump – If the condensation pump is faulty, it too can cause dripping of water inside from the AC indoor unit. This is something you cannot check on your own.

How To Fix – Book an appointment with the HVAC expert to handle this problem correctly. Do not tinker with your AC unit on the assumption you can correct the problem all on your own. For all you may know, you might just make a bigger muddle of things with your limited knowledge in this field.

Why Call HVAC Experts?

Someone rightly said it’s better to be safe than sorry. HVAC experts are knowledgeable, certified, and experts in handling air conditioner or any HVAC problems. They know what to do and how to do it. Moreover, they have just the right equipment at their disposal to do the job efficiently and effectively. Therefore, if the problem is big and out of your scope, it is best to let the experts handle them.

Conclusion

Water dripping from slit AC indoor unit is not always a cause for concern. If the water does not dry up in a day, on its own, only then you need to worry. Even then, you can do half the things yourself to remedy the occurrence. However, if you feel, you are not equipped to take care of things, call the experts.

Frequently Asked Questions

Your split AC could be dripping water because its condensate line is blocked by dust, dirt, or sludge. If that is the case, use your regular wet/dry vacuum cleaner to suck out the lodged impurities from the condensate pipe, which should solve the dripping problem.

There are two reasons why your split AC is dripping water inside, namely:

1. The drip tray is cracked or has holes in it.

2. The drain line has become clogged, causing the water to back up and overflow from the drip tray.

An AC should normally not drip water. Fortunately, the reasons behind the drip are pretty standard, so there’s nothing to worry about.

There are 3 main reasons your split AC is leaking water inside. The first two have to do with the condensate line. Either the drip tray is cracked, or the drain line is clogged. In the first case, you can patch up the cracks in the drip tray or replace it with a new one. In the second case, you can unclog the drain line using your vacuum cleaner. The third reason for the water leak could be the thawing of the iced evaporator coils. In this case, you should call a technician to confirm that the problem is not low refrigerant levels. If it is, only they can solve the issue.

Your new air conditioner leaks water because its drip tray is full to the brim. It happens when the drainpipe has a blockage due to which the condensate cannot flow out. If your AC is old, the other possibility is that the drip tray has corroded and developed holes from which the water is escaping.

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Niko Garza completed a detailed diagnostic & flush of my home AC. Very professional and courteous. I highly recommend Aztil & Niko
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Can I please 🙏 say ... a/c was down for about 14 hrs in a day in July 😡 then they sent there top star Danna & my man took care of everything !!!!!! 5 ☆☆☆☆☆
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Dana was great very helpful and knowledgeable.
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I wanted to commend Dana Dussualt for his hard work at rectifying a substantial issue that I had with my HVAC system. It did require multiple visits but he stuck with it and figured out the issue and did get it resolved. Dana spent hours in the attic in the middle of summer working on getting this fixed. He is both a very hard worker and a pleasant individual. Dana is a credit to your company. In addition, the office staff worked with me in getting these repairs done by insuring we would get service on the date promised. Having no air conditioning in the summer is not a great experience. I have been an Aztil customer for many years.
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Dana was on time and knew what he was talking about, highly recommend him.
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Lazaro is an excellent Tech. Courteous and Professional. If possible ask for him for all your HVAC issues.
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Dana was great. He was very knowledgeable. Did nice work Easy to understand. Highly recommended
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Jorge and Dave we’re extremely professional. The AC installation was done quickly and meticulously. I can’t recommend them enough!

I also want to give a shout out to Paul Gross. He was my initial contact with Aztil. He explained all my options to me and suggested the best unit for my home. Paul was able to get me a great price and I’m very grateful for his advice.
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Dana, my service tech did an amazing job to keep my AC up and running. He contacted me on his i, and was here in a flash.

He also updated me on the condition of the AC for the future, made some recommendations for me to consider.

Keep Dana on my service list and THANK YOU DANA!!!!
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Dana did a excellent job. He listened as to what was wrong as if he really cared. I would reccommend him to anyone. Very nice and respectable and he knew what he was doing.
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Niko was excellent. Very happy with his service. Explained everything and was very professional.

Yesterday no ac!! Yikes. Dana was the technician who did not leave our house until he discovered and fixed the problem. Believe me, he missed dinner and this was a Friday night. Couldn’t be happier. Dana was so professional and knowledgeable. So happy we bought from Aztil and have a service contract with them. If you ever think it’s not worth having the service contract in case of emergency, when you have no ac and it’s sweltering outside, you will be so happy you made a smart decision! Thank you Dana and Aztil.
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Was very informative, polite, and to the point in explaining warranty information, and what parts was needed for my air conditioner.

I look forward yo his next visit in 6 months.
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Ramon did an excellent job in servicing my air conditioners. He also called the office to get the permit issue resolved. He informed me that Aztil was recently sold and he is enthusiastic about the new management. I also see an improvement in the communication in the past month.
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I appreciate the online appointment system and the follow up communication until the Tech arrives. Dana, the technician on my job was terrific. He was very thorough and courteous, willing to answer all of my questions with clarity. The only thing that keeps me from awarding a 5 was the price. The service was very satisfying and Dana was exemplary.
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I scheduled a routine check-up. Aztil canceled on me and the next appointment was 3 weeks later, so I was not happy about that. However, when my technician Ramon showed up, he was very thorough and efficient. He explained what he was doing and made good suggestions to maintain my AC. I was very happy with his work.
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Response from the owner:Dear Cheryl Feldman, thank you for taking the time to share your positive experience with Dana. We're delighted to hear that he provided courteous and knowledgeable service while fixing the problem efficiently. Your satisfaction is our top priority, and we appreciate your five-star rating. If you need any further assistance, please don't hesitate to reach out.
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Michael was amazing today on our emergency air conditioning needs. He went above and beyond to accomplish getting our unit up and running!!!
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Ramon was amazing !!!! Awesome job !!!
Response from the owner:Hi Kerry, thank you for your kind words! We're so glad to hear that Ramon did an excellent job and that you were pleased with the outcome. Thank you for being a valued customer.
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Ramon Serpa is the best! He performed the maintenance check on my A/C and when I told him about my husband’s allergy problems, he suggested UV lights which would improve the air quality. He installed these for me explaining the process in detail. He is the best technician we have ever had with Aztil.
Response from the owner:Hi Susan, thank you for your kind words! We're so glad to hear that Ramon did an excellent job and that you were pleased with the outcome. Thank you for being a valued customer.
I've been using Aztil for over 20 years across 4 homes in Florida. From general services to complete A/C replacements, I wouldn't trust anyone else. My recent service in Port St. Lucie with Nico was excellent and he was very helpful in going over all of my HVAC system and answered a few questions I had.
I highly recommend Aztil for any HVAC issues or general maintenance.
Response from the owner:Hi Ralph, thank you for your kind words! We're so glad to hear that Niko did an excellent job and that you were pleased with the outcome. Thank you for being a valued customer.
I cannot speak highly enough of our super kind technician, Randy, who came out to assess our AC today. Randy took the time to walk us through photos of the issues in our AC and offered to take care of it ASAP as he already had the parts in his truck - LOVE the preparedness! Aztil Air Conditioning is superior and we will request Randy on a go forward basis.

UPDATE 6/17/25 - Exceptional Service from True Professionals - Highly Recommend!

We recently had our ducts cleaned and sealed, plus our dryer vent serviced by Jordan and Hero from Aztil Air Conditioning, and I cannot say enough good things about their work. From the moment they arrived, these two demonstrated exactly what professional service should look like.

What impressed us most was their commitment to education - they took the time to walk both my husband and me through every step of the process, explaining not just what they were doing, but why it mattered for our home's efficiency and air quality. It's rare to find technicians who are so patient and thorough in their explanations.

Beyond their technical expertise, Jordan and Hero showed genuine respect for our home and our comfort level throughout the entire job. They worked with care and consideration, treating our space as if it were their own. As homeowners, we've all had those experiences where workers leave you feeling uneasy - this was the complete opposite. We felt completely at ease having them in our home.

Their professionalism, kindness, and attention to detail set them apart in an industry where those qualities aren't always guaranteed. If you're looking for HVAC services you can trust, don't hesitate to call Aztil Air Conditioning. Jordan and Hero will take excellent care of you and your home.

Five stars - we'll definitely be calling them for any future needs!
Response from the owner:Thank you Jessica for your positive feedback. I'm glad you were happy with the support we provided. Please keep us in mind for any HVAC needs.
Rick was terrific. Knowledgeable fast, courteous. We hope if we need a/c work, he's the one who comes out.
Response from the owner:Hi Hal, thank you for your kind words! We're so glad to hear that Rick did an excellent job and that you were pleased with the outcome. Thank you for being a valued customer.
Very professional, knowledgeable, and accomplished the tasks requested..Would recommend to others.
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Jordan was excellant. Went above and beyond listening and talking me through everything.
Response from the owner:Hi Mark, thank you for your kind words! We're so glad to hear that Jordan did an excellent job and that you were pleased with the outcome. Thank you for being a valued customer.
Thank you Alex who diagnosed my AC issue quickly,! your superior technical skills and customer service have not gone unnoticed. Alex made my experience a pleasant one, even though my AC motor went and it needs to be ordered, the good news is it’s under warranty🤷🏼‍♂️
Response from the owner:Hi Stephen, thank you for your kind words! We're so glad to hear that Alex did an excellent job and that you were pleased with the outcome. Thank you for being a valued customer.

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