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the entire thermostatic element may need replacement
these parts are technically identical
Unlike generic hardware
making it suitable for both 208/230V and 120V circuits
Technicians often clean sensors using a fine abrasive like steel wool or emery cloth
Nordyne 632422R Pressure Switch 321142-301 the entire thermostatic element mayThe Nordyne 632422R Pressure Switch is an essential OEM safety component designed for precise furnace pressure monitoring in high efficiency heating systems. This SPST (Single Pole Single Throw) vacuum switch is factory calibrated to a specific 1. 00" WC (Water Column) set point, ensuring the inducer motor maintains proper static pressure and flue venting before allowing the ignition sequence to proceed. As a genuine Nordyne replacement part, it is
US$ 27.95
US$ 69.00
US$ 33.00