Heater is in great shape but one motherboard has burned out (see pic). As a result, the heater gives the IO error message. But if you are a handy person, you can order it online and replace it yourself for cheaper. The item “W3H400FDN Universal H-Series, Low NOx, 400K BTU, Natural Gas, Pool & Spa Heater” is in sale since Sunday, July 11, 2021. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Pools & Spas\Pool Equipment & Parts\Pool Heaters & Solar Panels”. The seller is “bipsur” and is located in Princeton, New Jersey. This item can’t be shipped, the buyer must pick up the item.
- BTUh Heating Rating: 400,000
- Model: H400FDN
- Power Source: Natural Gas
- Type: Heater
- Features: Digital Display
- Brand: Hayward
- Voltage: 110 V