Nordyne 632444R Pressure Switch If the circuit is open

If the circuit is open and the reset button hasn't been engaged

Regular inspection of these HVAC safety controls is essential for maintaining proper furnace limit control and ensuring the 170-degree Fahrenheit threshold is never exceeded during operation

or 45-second ignition timings

Serving as a dedicated venter isolator bushing

System Reliability: Creates a robust seal for the bellows assembly

Nordyne 632444R Pressure Switch If the circuit is openThe Nordyne 632444R Pressure Switch is an essential safety component for residential condensing furnaces and draft inducer systems. This factory authorized OEM furnace pressure switch is a single pole single throw (SPST) device preset to a precise 1. 74" WC setpoint. It is designed to verify proper combustion air and inducer motor performance before allowing the ignition sequence to initiate. This specific model features a 1 4" barbed connection for