Swimming in the pool in night is fun, but only when there is enough lighting. However, there can be incidents when one or more of your pool lights are not working properly. This can make the entire swimming experience uncomfortable, and hence, calls for a quick replacement. Do you need to call a professional? The good thing is pool light replacement is a quite straightforward task, if done correctly.

Hiring a Pro

LED pool light bulb

Changing pool light bulb seems easy, but it is not similar to changing the light bulb in the lamp. There is an additional risk of bulb being immersed in water. And to replace it, you too have to be into water. With electricity involved, all this can be risky.

Hence, if you are not comfortable with changing the bulb, hire a professional. It is of utmost important to stay safe.


If replacing the light bulb sounds comfortable to you, there are certain factors that you need to take into account. This is important to ensure that you are able to change the light successfully and safely.

Keep Supplies on Hand

First, you must keep supplies on hand that includes:

  • New pool light bulb
  • Replacement lens gasket
  • Multimeter
  • Flathead screwdrivers
  • Dry towels

Switch Off the Power

To stay away from experiencing any hazard with electrical wires while changing the bulb, turn off the power. Remember, you will be touching wires at the time of pool light replacement.

Hence, make sure there is no power supply.

Remove Pilot Screw

This is the most common type of screw. However, there can be other types of screw as well. Depending on the type of screw, you must use a driver accordingly.

Pry Out Bulb from Fixture

Once you remove the screw, pry out light from its fixture. Mostly, there are ample numbers of extra wire to remove the fixture from pool and position it on the deck. Place it on a towel to avoid damage to the lens.

Test Wiring

Using a Multimeter, test wiring to ensure that there is no electricity running through them. If there is any electricity connection you found, switch it off before proceeding.

Take Apart the Fixtures

Remove all the clamps or screws that hold the fixture together. Pull apart the lens, gasket, and face ring so that you reaches pool light bulb. Wipe away dirt with dry towel.

Take Out Old Light Bulb

For safe pool light replacement, use a dry towel to slowly remove the old light bulb.

Install New Light Bulb

Screw in the new bulb carefully and slowly. Tighten it and then install back lens gasket and fixture.

Test Light and Turn Power On

LED pool light bulb

Turn on the power to check that the bulb is correctly replaced or not. Push back excess wiring into the wall and if the light is not working, check for leaks and practice the process once again.

Replacing pool light bulb is not a difficult task. The only thing is that you have to be sure about power supply and safety. Once you have replaced a pool light bulb, replacing the next one becomes much easier.

Happy Swimming!

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