Find your parts diagram
Sticker on the pump body (the part with the basket), not on the motor. Motor labels from Century, A.O. Smith or Regal won't match parts.
Label on the side of the tank near the base. Size is in sq ft, e.g. 420 sq ft = C4030 or CCP420.
Rating plate inside the front access panel. Note the BTU and gas type (NG or LP).
Molded into the body or printed on top. Robotic cleaners: on the power supply.
Still not sure? Call (818) 818-6559 and we'll find it for you.
OEM Hayward HDXFICBRD001 Ignition Control Board is engineered for the Universal HC Series Dual-Fuel HDF400 heater, providing precise regulation of the ignition cycle for both natural gas and propane systems. This advanced board plays a vital role in ensuring safe startup, continuous monitoring, and reliable combustion control across varying fuel types. Designed with robust, cutting-edge electronics, it enhances overall heater performance and minimizes operational faults. Whether used for a system upgrade or as a replacement part, this board supports consistent efficiency and extends the heater’s service life.
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OEM Control for HDF400 Ignition: Delivers accurate fuel ignition timing to ensure safe and efficient startup in HC-Series heaters
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Dual-Fuel Compatibility: Supports both natural gas and propane systems with seamless transition and performance stability
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Built with Advanced Circuitry: Features modern, durable control electronics that manage ignition and monitor heater function continuously
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Improves System Performance and Reliability: Helps maintain consistent combustion and reduces the risk of heating disruptions
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Ideal for Replacement or System Upgrade: Essential for restoring or enhancing heater reliability through maintenance or modernized components
Possible error codes that may require you to replace your Ignition Control Board are:
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EE |
EEPROM error |
An error was detected in the ignition control board. |
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b1 |
Ignition control board data error |
If the ignition control board does not satisfy self-diagnostic on power up or initial trial for ignition, the ignition control board will lockout until error condition is corrected. |

