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Pool Central Guide: Everything You Need to Know About Shaft Seals

Pool Central Station - Shaft Seals

As you can imagine, questions about shaft seals come up all the time. Since we’ve been making content for pool owners across the globe for over ten years, we’ve not only heard them all but we’ve also collected a number of related articles and helpful videos on all things shaft seals. Here are our top 6 resources for your shaft seal questions. Consider this your one-stop shop.

First things first for the uninitiated, let’s start with the basics. 

What Is a Shaft Seal?

what a pump shaft seal looks like
PS 201 Shaft Seal

The shaft seal is a two-sided assembly located between the motor and the pump housing. This small but mighty part contains all the water flowing into the pump within the housing and away from your electrical motor. Since water and electricity don’t play well together, it’s important to choose the correct shaft seal and replace them at the first sign of trouble. 

Now that you know what it is and where it’s located, you can move on to the next step, which is why I should change a shaft seal and when should I change a shaft seal? Luckily for you, our first article is a great starting point that answers these very questions.

What Are Some Other Signs That It May Be Time to Consider Changing Your Shaft Seal?

As we mentioned in the article, it’s recommended that you replace your shaft seal during any motor replacement or if there are signs of leakage. Some other signs you may want to look out for are loud noises like screeching or grinding, or frequent loss of prime. Our next article goes over additional information that is important about the shaft seal, such as related issues with your motor’s warranty, the dangers of water and rust to your motor and its bearings, and the different types of shaft seals available depending on your pool.

Finding the Shaft Seal for You

Great, now we know why it’s important to change out the shaft seals and we know the different types available out there. Now we need to know which of all those options if the one you need for your specific pool setup. To find that you’ll need to know the make and model of your pool pump (don’t worry if you don’t know this off the top of your head, our helpful articles have many tips and tricks on how to find this information), and you’ll need to know whether you need a standard or a heavy duty seal. Check out our next two articles/videos to find the shaft seal for you.

How to Install a Pool Pump Motor Shaft Seal

SHAFT SEAL 201 (GENERIC) - AS-1521
PS201 Shaft Seal Dimensions

You have all the knowledge on hand, and you’ve ordered the correct shaft seal. If you’re wanting to save money on a service call and install the shaft seal yourself, you’re in the right place. With a little know-how, the average handy homeowner should be able to replace and install a shaft seal. Our step-by-step guide and video can help walk you through the process from start to finish. As an added bonus, we’ll also list the common question that comes up when installing the seal: What is the correct orientation of the two pieces? 

5-Star Support at Your Service

If you need help during any part of your shaft seal journey, simply give us a call, chat, or reach out via email. Our helpful pool professionals and customer service agents would be more than happy to help you cross-reference any parts, locate a model or part number, and locate the correct seals for your pump.

author avatar
L. Velasquez

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