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Hayward Heater Display Board (PCB Only) – 50Hz FD — Genuine display PCB for Hayward FD heaters
Part Name: Hayward Manual Reset Limit - H150/400
400 and 500mj
Key features - Low maintenance
they provide efficient and powerful water filtration
Hayward Gas Heater Gas Valve Natural – FD EvoHeat Fusion Heat Pumps Hayward Heater Display Board (PCBHayward Gas Valve Natural FD Genuine natural gas valve for Hayward FD heaters. Factory calibrated for stable fuel delivery and safe combustion. Function: Regulates gas flow to the burner. Compatibility: Hayward FD series natural gas models. Materials: OEM valve body, coil and regulator assembly. Install: Licensed gasfitter only; leak test and commission to spec. Maintenance: Verify pressures during annual service. Why HeaterFix: Correct fuel control
