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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
it is designed exclusively for HVACR fluid and gas control
facilitating immediate ignition sequences
sacrificial by design to protect your more expensive controller or thermostat
ensuring reliable combustion
Lennox 14A44 Pressure Switch 320074-702 it is designed exclusively forThe Lennox 14A44 Pressure Switch is a critical safety component designed specifically for two stage high efficiency gas furnaces. Operating as a dual stage pressure switch, it is factory calibrated to trip points of 0. 60" WC and 0. 35" WC, ensuring precise monitoring of the combustion air inducer blower. This HVAC draft inducer switch validates correct venting pressure before allowing the ignition sequence to proceed, protecting the system from
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