Fulton Boiler 2-40-001421 Relay 320720-756 while specific flash sequences help

while specific flash sequences help identify ignition lockouts or flame sense errors without a call for heat

the Carrier HC39GE222 is documented as the authorized replacement part for older ICP part number HC40GE226

By utilizing a high-efficiency heat exchange process

The transmitter is highly adaptable

How do I know if I need the full total repair kit or just the rubber parts kit

Fulton Boiler 2-40-001421 Relay 320720-756 while specific flash sequences helpThe Fulton Boiler 2 40 001421 Relay is a critical LWCO relay (Low Water Cut Off) component engineered for precise electrical switching in heating applications. This genuine OEM replacement ensures seamless integration with Fulton boiler control systems, regulating power to heating elements and ignition circuits with technical precision. Benchmarked for industrial reliability, this 4 pin boiler relay features a 10 amp switching capacity and is rated