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because the trip point is specifically set to -1
and AF-3 airflow switch series
ensuring the HVAC humidifier reservoir maintains proper head pressure for the distribution tray
extending the life of the condenser fan motor
Armstrong Furnace R45694-007 Pressure Switch because the trip point isThe Armstrong Furnace R45694 007 Pressure Switch is a critical safety component engineered specifically for Armstrong Air HVAC equipment. This OEM replacement pressure switch features a . 35" WC set point, ensuring precise monitoring of the inducer fan airflow and venting conditions before allowing ignition. Designed with a Single Pole Single Throw (SPST) configuration, it provides a reliable normally open circuit that closes when the proper negative
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