Fenwal 35-615521-203 Module 318423-701 which includes the ignition electrode

which includes the ignition electrode and high-temp lead assembly

Whether you are troubleshooting a Nordyne furnace code or conducting preventative maintenance

Can I use a generic gasket for this flapper assembly

Universal BAS Compatibility: Seamlessly integrates with any BAS/DDC system accepting a 1k ohm nickel RTD input

Fenwal 35-615521-203 Module 318423-701 which includes the ignition electrodeThe Fenwal 35 615521 203 is a 24v DSI ignition module engineered for high performance gas fired appliances including furnaces, boilers, and water heaters. As a microprocessor based control, it provides precise sequencing and safety monitoring for direct spark ignition systems. This specific model features a 30 second pre purge to clear the combustion chamber and a 7 second trial for ignition (TFI) to ensure reliable burner startup. Built with an