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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
What is the maximum overload pressure for this 10-bar model
0 Cv rating minimizes pressure drop across the valve
to support high and low fire furnace operations
while the adjustable throttling range of 2 to 12°F allow technicians to fine-tune system response
ensuring compatibility with most residential and light commercial power configurations
Lennox 18M63 Pressure Switch 320788-702 What is the maximum overloadThe Lennox 18M63 Pressure Switch is a high precision, two stage OEM furnace part specifically engineered for compatible Lennox, Armstrong, and Ducane heating systems. This dual action component provides critical monitoring of combustion air pressure, ensuring the inducer fan maintains the proper venting required for safe ignition and continuous high efficiency operation. With fixed set points of 0. 20" WC and 0. 45" WC, this switch accurately
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