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making it the standard choice for professional contractors maintaining large-scale float valve systems
For steam applications
restoring heat once safe parameters are met
If it trips again immediate
Nordyne 632487R Pressure Switch making it the standard choiceThe Nordyne 632487R Pressure Switch is the official OEM replacement part for the aging 632487 series, specifically engineered to maintain precise combustion safety in high efficiency gas furnaces. Rated at 0. 90" WC (water column), this Single Pole Single Throw (SPST) switch acts as a critical safety interlock by sensing the negative pressure generated by the inducer motor. If the draft inducer fails to meet the required vacuum setpoint due to a
