Hot tub

What are some common problems with hot tubs?

Whether you’re a hot tub enthusiast or just own one for the occasional soak, it’s essential to be aware of the most common problems and how to fix them. From plumbing issues to thermostat problems, we’ll cover the ten most common hot tub problems and how to address them. So whether your hot tub is making strange noises or isn’t heating up properly, we’ve got you covered.

Did you know that most hot tubs have common problems?

Knowing what to look out for allows you to avoid costly and frustrating repairs down the road. This article will outline some of the most common hot tub issues, so you can be prepared before purchasing.

Remember that these issues may vary depending on the brand and model of hot tub you choose. We hope this information will help you make an informed decision when purchasing your next hot tub.

Read our article to learn more about the most common hot tub issues!

What is a hot tub?

A hot tub is typically a large tub of water used for hydrotherapy, relaxation, or pleasure. Some hot tubs have built-in heaters to keep the water at a set temperature, while others require an external heater. Hot tubs are usually placed outdoors but can also be used indoors with proper ventilation.

Hydrotherapy is the use of water to relieve pain and promote healing. It can be done by immersing the body in hot water, which helps to relax muscles and increase blood flow. This article will mention the hot tub error codes, heater element issues, hot tub manufacturers, and hot tub troubleshooting.

Here are the ten common problems that we should be aware of:

Leaking water

Leaking water is one of the most common problems with their hot tubs. The most common cause of leaks is a hole in the tub, which several things can cause. Cavities can be caused by normal wear and tear, objects being dropped into the tub, or animals chewing on the tub. In addition, leaks can also be caused by cracks in the tub, which can be caused by freezing and thawing cycles or by improper installation.  Leaks can also come from components including jets, pumps, heaters, etc.

Dirty water

While hot tubs can provide a relaxing and enjoyable experience, they can also be a breeding ground for bacteria if they are not properly maintained. One of the most common problems is dirty water. Due to the warm temperature and high humidity levels, hot tubs provide the perfect environment for microorganisms to grow.

If the water is not regularly treated with chemicals, these organisms can quickly multiply, leading to health hazards such as skin infections and respiratory problems. In addition, dirty water can also cause staining and discoloration of the tub itself.

Poor jets

Jets are essential to any hot tub, providing jetted water massage and aeration. However, jets can also be a source of trouble, and poor jet design is often to blame. Common problems with hot tub jets include poor water circulation, clogged jets, and noise. In addition, poorly designed jets can cause the water to spray out of the tub, making it difficult to enjoy a quiet soak.

Look for jets designed for easy cleaning and maintenance, and follow the manufacturer’s instructions for proper care and operation. You can enjoy many years of soothing jetted water massage with a bit of care.

Poor water chemistry

Poor water chemistry is one of the most common problems with hot tubs. If hot tub water is not maintained correctly, it can become a breeding ground for bacteria and other contaminants. These contaminants can cause skin irritation, respiratory infections, and gastrointestinal illnesses.

As a result, it is essential to regularly test hot tub water and ensure it is appropriately sanitized. Additionally, hot tub filters should be changed periodically to remove dirt, debris, and other contaminants.

Noise from the motor

One of the most common problems with hot tubs is noise. The motor is typically the loudest component and can be irritating if not correctly maintained. In addition, the pump and filter can also produce noise, particularly when they are first turned on. Often, the noise will dissipate after a few minutes as the water warms up and the components settle down. However, if the noise persists, it is essential to have the hot tub serviced.

Issues with the control panel

The hot tub control panel is responsible for regulating the temperature of the water, as well as the circulation pump and the jet system. If something goes wrong with the control panel, it can cause several problems with the hot tub. In some cases, the control panel may simply stop working altogether. In other cases, the control panel may continue to work, but it may be tough to read. That can make it difficult to set the desired temperature or jet pressure.

Insufficient heating

Any hot tub owner knows that keeping the water at the right temperature is essential to enjoying a relaxing soak. However, maintaining the perfect temperature can sometimes be a challenge. One common problem is insufficient heating. It can be caused by several factors, including a faulty heating element or a lack of insulation.

Insufficient cooling is another common problem. It is often caused by a build-up of dirt and debris in the filters or pump, preventing proper airflow. If your hot tub heater is not adequately heating, it can be uncomfortable to use and may even be dangerous. As such, it is essential to troubleshoot these problems as soon as they arise.

Electrical problems

When it comes to the hot tub, one of the most common problems is electrical issues. It can include anything from the tub not heating up properly to the pump not working correctly. In some cases, electrical problems can even cause the hot tub to shut down completely. If you have any electrical issues with your  hot tub, you must get them fixed as soon as possible.

Otherwise, you could damage your hot tub or even cause a fire. If you are not comfortable working with electricity, it is always best to call a professional. These professionals will be able to diagnose and fix the problem quickly and safely.


Pump problems

One of the most common problems with hot tubs is a faulty pump. The pump is responsible for circulating the water flow and keeping it clean, so if it stops working, the hot tub can quickly become dirty and unusable. There are a few signs that a hot tub pump may fail.

For example, the water may not circulate as vigorously as it used to, or strange noises may come from the pump. In many cases, a simple repair can extend the pump’s life and keep your hot tub running smoothly for years.

There’s too much chlorine in the water

While chlorine is an effective way to clean hot tubs and keep them safe for use, too much chlorine can cause several problems. For instance, high chlorine levels can irritate the skin and eyes and cause respiratory problems. In addition, chlorine can react with other chemicals in the water to form dangerous chloramines. It can also be a cause of severe corrosion shortening the life of your equipment.  As a result, it’s essential to maintain proper chlorine levels in your hot tub to avoid these common problems.

These are just a few of hot tub owners’ most common problems. However, with a little troubleshooting you can quickly fix most of these problems.

How to prevent issues with your hot tub?

1. Check the filters and make sure they’re clean. Dirty filters can cause several problems, including decreased water circulation and heating problems that lead to water that’s too hot or too cold.

2. Check the pH levels of the water. If the pH is too high or too low, it can cause skin irritations or other problems. You can use a test kit to check the pH levels and adjust them accordingly. Low pH levels can cause the corrosion of the shell of your hot tub and dramatically decrease its usable lifespan.

3. Take a look at the jets. They may need to be cleaned or replaced if they’re not working correctly. Following these steps can prevent most hot tub problems relatively quickly.

Why Choose Action Spa Repair?

Action Spa Repair has many years of experience in the hot tub repair industry. We are fully licensed and insured, so you can rest assured that your hot tub is in good hands. We also offer a 100% satisfaction guarantee on all of our services.

Services we offer:

  • Hot tub repair
  • Hot tub maintenance
  • Hot tub service
  • Spa covers and accessories
  • And more!
  • Action Spa Repair is always here to help. Our team of highly trained and experienced technicians can quickly diagnose and fix any hot tub problem. We understand that not everyone is comfortable working with electricity or plumbing, so we’re always happy to lend a hand.

If you need hot tub repair or service, contact Action Spa Repair today. We would be happy to visit you and provide you with an estimate. Call us now at 619-444-1720.


Q: How can I prevent these problems?

A: You can prevent these problems by regularly maintaining your hot tub and keeping it clean. It includes checking the pH, chlorine, and filters and ensuring the jets are working correctly.

Q: What should I do if my hot tub isn’t working correctly?

A: If your hot tub isn’t working correctly, you should first try to troubleshoot the problem. It may involve checking the filters, pH levels, and jets. If you can’t fix the problem, you should call a professional.

Q: Can these problems be dangerous?

A: Yes, some of these problems can be dangerous. For example, electrical issues can cause fires, and high chlorine levels can irritate the skin and eyes. As such, it is essential to address these problems as soon as possible.

Final Thoughts

Do not despair if you are experiencing any common hot tub problems, do not despair! Most of them are easy to fix if you know what to look for and have the right tools. We hope this article has helped identify some potential issues with your hot tub and given you the information you need to get them fixed. Have fun soaking in your newly repaired tub!