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This model operates within a regulating range of 2 to 14 psi (0
Common Questions Is the PM-02-1542 a direct swap for the older PM-02-1393
Corrosion Protection: Acts as a barrier against oxidation and environmental contaminants
including the ADF 300-1200
Lennox 24W49 Pressure Switch R-22 This model operates within aThe Lennox 24W49 Pressure Switch is a critical safety component designed for specific Lennox furnace models to monitor the induced draft blower operation. This OEM Lennox replacement part, identified by part number 101021 04, is factory calibrated with a set point of 0. 70" WC PF 1. 05" WC. It ensures the combustion process is vented correctly before allowing the gas valve to energize. Built with a durable diaphragm and precise electrical contacts,
