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As a direct replacement blowerassembly
Common Questions & Technical Support Why is my Raypak heater flashing an 'IGN' or 'ILO' error
040" wall thickness
though technicians should always verify factory superheat settings during commissioning
With 3/4" NPT inlet and outlet connections
Resideo S87D1004 Ignition Module 30067439-890 As a direct replacement blowerassemblyThe Resideo S87D1004 Ignition Module provides reliable solid state control for 24VAC gas fired equipment, including furnaces, boilers, and commercial heating appliances. Engineered for direct spark ignition (DSI), this module features a two rod flame sense configuration, utilizing separate electrodes for spark ignition and flame rectification to ensure precise local sensing. With no prepurge required, the ignition sequence is immediate, initiating an