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The primary side uses color-coded leads: typically Black (Common)
making it a reliable solution for air zoning and draft control
Ensure the correct orifices are installed by a licensed technician before operation
Can I use the Reznor 204301 valve for propane (LP) applications
making it a direct retrofit for many older installations
Velocity Boiler Works (Crown) 230009 Pressure Switch Refrigerant The primary side uses color-codedThe Velocity Boiler Works 230009 Pressure Switch (also identified by part number ES2043 0297 GREEN) is a critical OEM safety component engineered specifically for Crown Boiler systems. As an essential HVAC replacement part, this differential pressure switch monitors the venting process to ensure the inducer motor is moving sufficient air for safe combustion. Built to the exact specifications of Velocity Boiler Works, it serves as a direct drop in for