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The Fenwal 35-665535-011 Ignition Module is a high-performance
verify the hot surface igniter resistance (typically 70–100 ohms) and clean the flame sensor to ensure the board receives a proper microamp signal
providing overheat protection that meets original equipment specifications for various York
With a 0-50 PSI operating pressure range
Serviceability: Designed with a union connection to facilitate rapid installation and teardown during routine HVACR maintenance
Lennox 41K35 Valve Els PW 17895 The Fenwal 35-665535-011 Ignition ModuleThe Lennox 41K35 Valve is a professional grade 24V natural gas valve designed for precision fuel regulation in residential and commercial heating systems. This slow open gas valve features a 1 2" I. P. inlet and outlet, engineered to provide a controlled ramp up of gas flow that prevents hard ignitions and reduces stress on the heat exchanger. As a critical HVAC replacement part, the 41K35 is the direct factory authorized replacement for legacy models
