Fits

OEM Lennox Armstrong Ducane Furnace Air Pressure Switch Replaces 57M67 57M6701 1.71" WC PF

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$63.18
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Description

This is a BRAND NEW Lennox/Armstrong/Ducane Gas Furnace Air Pressure Switch. The Part # is 57M67 (also 57M6701 20293416 & Honeywell # IS22171091S5083) & it is rated at 1.71" W/C PF. Switch has 2 hose ports and 2 wiring terminals.
Function:
An air switch is safety designed to ensure that your inducer motor is running at the proper RPM, and creating the proper vacuum for your furnace to flue safely.
Replaces Old Part #s:
57M67 57M6701
Repair Difficulty Level:
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