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a dedicated pilot tube for continuous gas supply
it replaces worn or oscillating switches that trigger common gas furnace error codes such as the 57 fault or ignition failure sequences
verify your system logic requires power-to-open operation
The ports are designed to accept standard 1/4" or 3/16" ID flexible or rigid tubing typical in HVAC pressure switch installations
manual count-down control
Lennox 41K35 Valve 30067439-890 a dedicated pilot tube forThe 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
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