Nordyne 632571 Pressure Switch 318172-701 meaning the electrical contacts break

meaning the electrical contacts break the circuit when the temperature reaches your set point

It should be mounted in the vapor space above the liquid level to ensure proper high-volume gas discharge during a relief event

providing rapid response during cycle transitions

Always match the part number to the appliance rating plate

Does this assembly include the capacitor

Nordyne 632571 Pressure Switch 318172-701 meaning the electrical contacts breakThe Nordyne 632571 Pressure Switch is a critical safety and operational component designed for negative pressure monitoring in high efficiency furnace and HVAC applications. This SPST pressure switch is factory calibrated to a set point of 1. 3" WC (water column), ensuring the inducer motor is moving sufficient combustion air through the heat exchanger before ignition occurs. Built with a standard 1 4" barb connection for vacuum hose integration, this