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While it may appear similar to plates in other 40-series units
Flexible Fuel Capability: Fully compatible with natural gas
this component provides a secure fit in the burner tray
Broad Operating Envelope: Rated for severe climates with a wide temperature tolerance from -40°C up to 105°C
Trane SWT3179 Pressure Switch Kit 321142-301 While it may appear similarFor veteran HVAC contractors, the Trane SWT3179 Pressure Switch Kitwhich is functionally identical to the SWT03179is a critical component for restoring furnace ignition sequences. This 0. 8" WC setpoint switch is a Single Pole Double Throw (SPDT) configuration, making it highly versatile for monitoring induced draft blower performance and ensuring proper venting before the gas valve opens. Engineering wise, this OEM replacement part is built for snap