the combustion airflow must be analyzed using a combustion analyzer

helping to prevent scalding

which is a common cause of furnace pressure switch errors and system lockouts

As a professional HVACR technician

providing consistent performance in demanding commercial building automation systems

York S1-024-40904-000 Motor 30067439-890 the combustion airflow must beFor mid static residential and light commercial air handlers, the York S1 024 40904 000 Blower Motor is the verified OEM replacement motor for the S1 024 31969 000. This 115V 1 3 HP furnace motor features a high efficiency permanent split capacitor (PSC) design, delivering a 1075 RPM nominal speed across 4 speed taps. Engineered for counter clockwise (CCW) rotation, it ensures the correct aerodynamic pressure for standard blower wheel assemblies. As a