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Wiring should follow the specific terminal assignments of the plug-in module being installed
Technicians should check for an open circuit using an ohmmeter
pre-wired solution
With a maximum speed of 7
s internal programming and pen positioning
Lennox 17J38 Flapper Housing Els PW 17895 Wiring should follow the specificThe Lennox 17J38 Flapper Housing is a critical mechanical component engineered for high efficiency pulse combustion systems. This unit, which is part of the Lennox LB 64804F Air Housing Diaphragm Kit, is essential for maintaining precise combustion air control in vintage G21 series furnaces. Note that the 17J38 is identical to 17J3801, ensuring a direct fit for older Lennox HVAC equipment. For field technicians, confirming the integrity of the