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preventing system lockouts often caused by inducer failure
this component is essential for technicians looking to maintain an airtight
For tradesmen looking to restore or maintain high-efficiency heating systems
you restore the system's static pressure performance and overall ventilation efficiency without compromising the blower housing integrity
Technicians should install a new 5 MFD 370V capacitor to ensure the 1/10HP motor reaches its rated RPM and operates within its design temperature range
Lennox 14A43 Pressure Switch 321142-301 preventing system lockouts often causedThe Lennox 14A43 Pressure Switch is a genuine OEM dual stage pressure switch engineered for high efficiency Lennox, Armstrong Air, and Ducane furnace models. This 2 stage assembly features factory calibrated set points of 0. 90" W. C. (High) and 0. 45" W. C. (Low), providing precise differential pressure monitoring to ensure the inducer motor is creating the correct draft for safe combustion. As a direct replacement for Lennox 103271 01, 104549 01,