Lennox 18M63 Pressure Switch 320788-702 the K15DA-24 is the certified

the K15DA-24 is the certified direct replacement for the K15DS-24

Where should the CPCE 15 be installed in the system

to support high and low fire furnace operations

This 100093617 valve is the direct performance match for systems requiring a 24V intermittent pilot or constant pilot configuration in LP-fired units

while the adjustable throttling range of 2 to 12°F allow technicians to fine-tune system response

Lennox 18M63 Pressure Switch 320788-702 the K15DA-24 is the certifiedThe Lennox 18M63 Pressure Switch is a high precision, two stage OEM furnace part specifically engineered for compatible Lennox, Armstrong, and Ducane heating systems. This dual action component provides critical monitoring of combustion air pressure, ensuring the inducer fan maintains the proper venting required for safe ignition and continuous high efficiency operation. With fixed set points of 0. 20" WC and 0. 45" WC, this switch accurately