Nordyne 632571 Pressure Switch 318172-701 It should be mounted in

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

Always match the part number to the appliance rating plate

this low voltage control relay offers a direct-fit solution that preserves original factory specifications and improves fault recovery timing

providing rapid response during cycle transitions

Lead-Free Brass Construction: Ensures full compliance with safety codes for potable water and food service applications

Nordyne 632571 Pressure Switch 318172-701 It should be mounted inThe 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