Why Does My Jacuzzi Tub Turn On By Itself

Why Does My Jacuzzi Tub Turn On By Itself? The Truth!

Jacuzzi tubs are the epitome of comfort and relaxation. Coming home after a long day to relax in your hot tub is a dream for many, but it does not come without its share of issues and problems.

One of these common problems seems to frustrate many people in the operation of these hot tubs. All Jacuzzi tubs have different functionality and features. If you are unsure about how it works, it can become unnecessary and cause stress.

Why does my Jacuzzi tub turn on by itself? Because Jacuzzi tubs and hot tubs generally have a lot to do with temperature, the jets in your Jacuzzi works to ensure that you have to correct temperature all the time. This is why your Jacuzzi tub turns on automatically to help regulate the temperature of the water. This way, you’ll be able to enjoy the full extent of your hot tub without worrying about water that is too hot or too cold.

Jacuzzi tubs have a lot of different features, but one of the most valuable and convenient features is the automatic jets that help regulate the water temperature. Because of this, you can enjoy relaxing in the tub at the perfect temperature.

Not only this but most tubs are also fitted with automatic filtration cycles that help keep your tub clean. This prevents unexpected events due to clogged pipes or debris from collecting inside the tub.

Is It Normal For The Jacuzzi Tub To Turn On By Itself?

Yes, it is normal for Jacuzzi tubs to turn on by themselves. Most of the Jacuzzi tubs you find in the market are fitted with automatic jets that work on automatic timers. So if your tub falls under this category, you will find that the timer sets off the automatic jets and will start the heating process.

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Automatic mode in Jacuzzi tubs measures the tub’s temperature and starts heating the water if it is below a certain temperature level. This feature removes the dread of turning your tub on and off to regulate the temperature since it does this automatically.

How Do You Reset A Jacuzzi Hot Tub?

Most Jacuzzi tubs run on automatic timers that sets off the jets throughout the day to ensure you always have warm water to sink into. To do this, you have to turn off the automatic timer. Some hot tubs also have a spa lock feature that lets you control the temperature, jets and lights as you please.

However, if the automatic timers do not align with your routine, you can reset them to fit your lifestyle more.

Steps to reset your Jacuzzi tub:

  • Turn off the main power supply
  • Drain the tub
  • Remove the filter cartridge
  • Unplug the circulation pump and heater
  • Turn off the breaker

You can also rest the timer by following these steps:

  • Go to the control panel
  • Adjust the temperature settings
  • Turn the jet on
  • Set the timer

How Does A Jacuzzi Tub Turn On?

Jacuzzis need to be plugged into a power source for them to turn on. Now all you have to do is set the temperature, fill the tub with water, and press the on/off button to start the jets. It might take a few minutes to get the jets up and running. But once it is done, you can step into the hot tub and enjoy.

Jacuzzis pump water through drains and filters, which are then heated and mixed with air to get pumped into your tub. The pressure of the hot jet can be adjusted as preferred. The pump motor creates the force needed for the jet to send streams of water into the tub.

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With automatic timers, the tub will turn on and off as per the timer settings, and the water remains at a temperature ideal for you at all times.

Is It Dangerous If My Jacuzzi Tub Turns On By Itself?

The simple answer is no. Hot tubs turn on and off automatically because most are fitted with a timer that sets off the cycle. In most cases, this is the tub cleaning itself or regulating the water temperature in the tub.

Depending on your tub, this automatic process takes about 2 hours, twice a day or longer. This process makes it easier for the tub to filter and circulate water.

Should I Worry If My Jacuzzi Tub Turns On By Itself?

It is usual for Jacuzzis to turn on automatically. This is just the filtration and regulation of the tub that is in-built. It helps keep the water temperature at a certain level while also cleaning the drains and pipes of debris that might clog the tub after prolonged use.

Typically, most hot tubs don’t have the option to turn off the automatic timers because it helps the tub function better; while also saving electricity. Additionally, it is not possible to turn off the tub when the water is being heated in the tub. To turn it off, you must change the cycles by going to the control panel and reprogramming the settings.

Unless you have a Hot Spring hot tub, it is normal for the jets to turn on and off according to the timer set in the system.

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Should My Jacuzzi Tub Always Be On?

Although the jets automatically turn on and off according to the timer, they should not always be turned. Most hot tub jets run for about 2 to 8 hours daily. This is normal as it helps keep the tub clean and regulates the temperature. However, it should not be on 24/7.

In most cases, the jets turn off every 15-20 minutes if it is high speed. But if it’s a low-speed jet. It might take about 2-3 hours to turn off automatically. Keep in mind that you won’t be able to turn off your tub when it is in the middle of the filtration cycle.


The automatic function in Jacuzzi tubs is very cost-efficient when using power because it takes a long time for hot tubs to warm the water every time. Since the jets are running on a timer 24/7, the water temperature stays moderate and does not require too much power consumption to heat to the ideal temperature.

It is usual for your tub to turn on itself as it starts the self-cleaning cycle. However, there might be a defective problem with your tub if it doesn’t have the automatic feature but still turns on by itself, such as defective air switches.

If you get an error code or there’s something else causing the problem, call a professional for help.