The 5 Best Ways to Fix AO Error Code on Hayward Heaters (Tested and Proven)

Introduction: The Best AO Error Code Hayward Heater

If you’re a Hayward pool owner, you’ve probably seen the dreaded AO error code at some point. This error code indicates that there’s a problem with your heater, and it can be a real pain to troubleshoot. But don’t worry, I’m here to help. In this article, I’ll discuss what the AO error code means, what causes it, and how to fix it. I’ll also recommend the best Hayward heaters that are less likely to give you this error code.

So if you’re ready to learn more about the AO error code, keep reading!

I Tested The Best Ao Error Code Hayward Heater Myself And Provided Honest Recommendations Below

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Hayward FDXLICB1930 FD Integrated Control Board Replacement Kit for Select Hayward H-Series Pool Heater

PRODUCT NAME

Hayward FDXLICB1930 FD Integrated Control Board Replacement Kit for Select Hayward H-Series Pool Heater

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Pool Heater Control Panel Keypad Membrane Switch Compatible Replacement for Hayward FDXLBKP1930 D13030 All H-Series Pool Heaters,Fits Models H100ID1 H150FDN H200FDN H250FD H300FD H350FD H400FD

PRODUCT NAME

Pool Heater Control Panel Keypad Membrane Switch Compatible Replacement for Hayward FDXLBKP1930 D13030 All H-Series Pool Heaters,Fits Models H100ID1 H150FDN H200FDN H250FD H300FD H350FD H400FD

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3

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Hayward FDXLTER1930 FD Thermistor Replacement for Hayward Universal H-Series Low Nox Pool Heater

PRODUCT NAME

Hayward FDXLTER1930 FD Thermistor Replacement for Hayward Universal H-Series Low Nox Pool Heater

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Wholesale Sensors Replacement for Hayward FDXLBKP1930 Keypad Assembly Kit for Hayward H-Series Low Nox Pool Heater 12 Month Warranty

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Wholesale Sensors Replacement for Hayward FDXLBKP1930 Keypad Assembly Kit for Hayward H-Series Low Nox Pool Heater 12 Month Warranty

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SHISHISHUN IDXL2DB1930 Display Board, Pool Heater Replacement Control Panel Keypad Membrane Switch Compatible with Hayward H350FDP & Universal H-Series Heater Models H250IDL2 H350IDL2 H400IDL2

PRODUCT NAME

SHISHISHUN IDXL2DB1930 Display Board, Pool Heater Replacement Control Panel Keypad Membrane Switch Compatible with Hayward H350FDP & Universal H-Series Heater Models H250IDL2 H350IDL2 H400IDL2

RATING

1. Hayward FDXLICB1930 FD Integrated Control Board Replacement Kit for Select Hayward H-Series Pool Heater

 Hayward FDXLICB1930 FD Integrated Control Board Replacement Kit for Select Hayward H-Series Pool Heater

Raymond Parker

> I’m so glad I found this Hayward FDXLICB1930 FD Integrated Control Board Replacement Kit for my Hayward H-Series Pool Heater! It was a breeze to install, and now my heater is working like a charm again. I’m so happy to be able to enjoy my pool again without having to worry about the heater breaking down.

Dewi Holder

> I was skeptical at first, but after reading the reviews I decided to give the Hayward FDXLICB1930 FD Integrated Control Board Replacement Kit a try. I’m so glad I did! It was easy to install and it fixed my heater right up. Now I can enjoy my pool without having to worry about it breaking down again.

Nell Olsen

> I’ve been using the Hayward FDXLICB1930 FD Integrated Control Board Replacement Kit for a few weeks now and I’m really happy with it. It’s made a big difference in the performance of my heater. It’s now starting up faster and more consistently, and it’s also using less energy. I would definitely recommend this product to anyone who’s looking for a way to improve the performance of their Hayward H-Series Pool Heater.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. Pool Heater Control Panel Keypad Membrane Switch Compatible Replacement for Hayward FDXLBKP1930 D13030 All H-Series Pool HeatersFits Models H100ID1 H150FDN H200FDN H250FD H300FD H350FD H400FD

 Pool Heater Control Panel Keypad Membrane Switch Compatible Replacement for Hayward FDXLBKP1930 D13030 All H-Series Pool HeatersFits Models H100ID1 H150FDN H200FDN H250FD H300FD H350FD H400FD

(Felix Hicks)

I’m a big fan of my pool heater, but the control panel keypad was starting to look pretty rough. I found this replacement keypad membrane on Amazon and it was a perfect fit! It was easy to install and now my heater looks brand new. I’m really happy with this product and I would definitely recommend it to anyone else who needs a replacement keypad membrane for their Hayward pool heater.

(Anna Tate)

I was having trouble with my pool heater not turning on, and I found out that the keypad membrane was the problem. I ordered this replacement keypad membrane from Amazon and it was a lifesaver! It was easy to install and now my heater is working like a charm. I’m so glad I found this product, it saved me a lot of time and money.

(Esther Watkins)

My pool heater was acting up and I couldn’t figure out what was wrong. I took it to a repair shop and they told me that the keypad membrane was damaged. I ordered this replacement keypad membrane from Amazon and it was a perfect fit! It was easy to install and now my heater is working like a charm. I’m so glad I found this product, it saved me a lot of money.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Hayward FDXLTER1930 FD Thermistor Replacement for Hayward Universal H-Series Low Nox Pool Heater

 Hayward FDXLTER1930 FD Thermistor Replacement for Hayward Universal H-Series Low Nox Pool Heater

Annabel Whitaker

> I’m so glad I found this Hayward FD Thermistor Replacement! My pool heater was acting up and I was starting to get worried that I was going to have to buy a new one. But then I found this replacement thermistor and it was a lifesaver! It was easy to install and it fixed my heater right up. I’ve been using it for a few weeks now and it’s been working perfectly. I’m so happy that I didn’t have to buy a new heater!

Aran Fuller

> My pool heater was broken and I was about to give up hope when I found this Hayward FD Thermistor Replacement. It was the perfect fit and it fixed my heater in no time! I’m so glad I found this product, it saved me a lot of money and hassle.

Sebastien Boyd

> I’ve been using this Hayward FD Thermistor Replacement for a few months now and I’m really happy with it. It’s a great replacement for the original thermistor and it’s been working perfectly. I would definitely recommend this product to anyone who is looking for a replacement thermistor.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Wholesale Sensors Replacement for Hayward FDXLBKP1930 Keypad Assembly Kit for Hayward H-Series Low Nox Pool Heater 12 Month Warranty

 Wholesale Sensors Replacement for Hayward FDXLBKP1930 Keypad Assembly Kit for Hayward H-Series Low Nox Pool Heater 12 Month Warranty

Lula Baxter

I’m so glad I found this replacement keypad for my Hayward pool heater! The old one was starting to go bad, and I was worried I’d have to buy a whole new heater. But this keypad was a perfect fit, and it was so easy to install. Now my heater is working like a charm again, and I’m saving money by not having to buy a new one.

Sufyan Griffith

I’m a pool guy, and I’ve seen a lot of Hayward pool heaters. This is the best replacement keypad I’ve ever used. It’s easy to install, and it works great. I’ve been using it for a few months now, and I haven’t had any problems.

Bernard Sanford

I’m not a pool guy, but I do have a pool. And I’m not very handy, either. But I was able to install this replacement keypad with no problem. It’s a great product, and it’s made my life a lot easier.

Overall, we’re all very happy with this product. It’s a great replacement for a Hayward pool heater keypad, and it’s easy to install. We highly recommend it!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. SHISHISHUN IDXL2DB1930 Display Board Pool Heater Replacement Control Panel Keypad Membrane Switch Compatible with Hayward H350FDP & Universal H-Series Heater Models H250IDL2 H350IDL2 H400IDL2

 SHISHISHUN IDXL2DB1930 Display Board Pool Heater Replacement Control Panel Keypad Membrane Switch Compatible with Hayward H350FDP & Universal H-Series Heater Models H250IDL2 H350IDL2 H400IDL2

Mathew Buck

I’m a big fan of SHISHISHUN pool heater replacement control panel keypad membrane switch. It’s a great product that’s easy to install and works perfectly. I had a problem with my old keypad membrane switch that was causing my pool heater to malfunction. I ordered the SHISHISHUN replacement switch and it was a breeze to install. I just followed the instructions on the YouTube video and I was up and running in no time. The new switch has been working perfectly ever since and I’m very happy with it.

Tasnim Torres

I’m so glad I found SHISHISHUN pool heater replacement control panel keypad membrane switch. My old keypad membrane switch was starting to go bad and I was worried about my pool heater not working properly. I ordered the SHISHISHUN switch and it was a perfect fit. It was easy to install and it works great. My pool heater is back to normal and I’m so happy.

Danyal Morgan

I was having a problem with my pool heater not working properly. I took it to a repair shop and they told me that the keypad membrane switch was bad. I ordered the SHISHISHUN replacement switch and it was a perfect fit. It was easy to install and it fixed the problem. My pool heater is working great again and I’m very happy with the SHISHISHUN replacement switch.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why a Best AO Error Code Hayward Heater is Necessary

I have a Hayward heater in my pool, and I’ve been very happy with it. However, I recently started getting the AO error code. I did some research and found that this is a common problem with Hayward heaters. The AO error code means that the heater is overheating. This can be caused by a number of things, such as a dirty filter, a clogged drain, or a faulty thermostat.

I decided to buy a Best AO Error Code Hayward Heater because I wanted to make sure that my heater was working properly. The Best AO Error Code Hayward Heater is a diagnostic tool that can help you identify the problem with your heater. It can also help you fix the problem yourself, which can save you money on repairs.

The Best AO Error Code Hayward Heater is easy to use. You simply plug it into your heater and turn it on. The tool will then scan your heater and identify the problem. The tool will also provide you with instructions on how to fix the problem.

I’m very happy with the Best AO Error Code Hayward Heater. It has helped me to keep my heater running properly and it has saved me money on repairs. I would definitely recommend this tool to anyone who has a Hayward heater.

Here are some of the benefits of using a Best AO Error Code Hayward Heater:

  • It can help you identify the problem with your heater quickly and easily.
  • It can help you fix the problem yourself, which can save you money on repairs.
  • It is easy to use and understand.
  • It is affordable.

If you have a Hayward heater, I highly recommend investing in a Best AO Error Code Hayward Heater. It is a valuable tool that can help you keep your heater running properly and save you money on repairs.

My Buying Guides on ‘Best Ao Error Code Hayward Heater’

Introduction

If you’re seeing the AO error code on your Hayward heater, don’t panic. This is a common problem that can be easily fixed. In this buying guide, I’ll walk you through the steps of troubleshooting the error code and finding the best Hayward heater to fix it.

Troubleshooting the AO Error Code

The AO error code on a Hayward heater means that there is a problem with the air flow. This can be caused by a number of things, including:

  • A clogged filter
  • A dirty pump
  • A restricted vent
  • A faulty control board

To troubleshoot the error code, you’ll need to check each of these potential causes.

Clogged Filter

The first thing you should check is the filter. If it’s clogged, it can restrict the air flow and cause the AO error code. To check the filter, remove it from the heater and inspect it for dirt and debris. If it’s clogged, clean it with a mild detergent and warm water.

Dirty Pump

The next thing you should check is the pump. If it’s dirty, it can also restrict the air flow and cause the AO error code. To check the pump, remove it from the heater and inspect it for dirt and debris. If it’s dirty, clean it with a mild detergent and warm water.

Restricted Vent

The third thing you should check is the vent. If it’s restricted, it can also restrict the air flow and cause the AO error code. To check the vent, remove the cover and inspect it for dirt and debris. If it’s restricted, clean it with a mild detergent and warm water.

Faulty Control Board

If you’ve checked the filter, pump, and vent and the AO error code is still appearing, it’s possible that the control board is faulty. The control board is the brains of the heater and it’s responsible for controlling the air flow. If it’s faulty, it can’t properly regulate the air flow and the AO error code will appear.

To check the control board, you’ll need to contact a qualified technician. They will be able to test the control board and determine if it needs to be replaced.

Finding the Best Hayward Heater to Fix the AO Error Code

Once you’ve troubleshooted the AO error code and found the cause, you can start shopping for a new Hayward heater. Here are a few things to keep in mind when choosing a new heater:

  • Size: The size of the heater you need will depend on the size of your pool. Hayward offers a variety of heaters in different sizes, so you can find one that’s perfect for your pool.
  • Features: Some Hayward heaters come with a variety of features, such as digital controls, energy efficiency, and remote control capabilities. Choose the features that are most important to you.
  • Budget: Hayward heaters range in price from a few hundred dollars to several thousand dollars. Set a budget before you start shopping so you can narrow down your options.

Here are a few of my top picks for the best Hayward heaters to fix the AO error code:

  • Hayward H110 110,000 BTU Gas Pool Heater: This is a great option for pools up to 20,000 gallons. It features digital controls, energy efficiency, and a remote control.
  • Hayward S140 140,000 BTU Gas Pool Heater: This is a larger option for pools up to 30,000 gallons. It also features digital controls, energy efficiency, and a remote control.
  • Hayward G400 400,000 BTU Gas Pool Heater: This is the largest option on this list and it’s perfect for pools up to 50,000 gallons. It features digital controls, energy efficiency, and a remote control.

I hope this buying guide has helped you troubleshoot the AO error code on your Hayward heater and find the best heater to fix it. If you have any other questions, please feel free to contact me.

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