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Durable Construction: Built with professional-grade materials to withstand the corrosive nature of flue gas and elevated thermal fluctuations
On/Off (Floating) Control Signal
maintaining a low-resistance return path is essential to ensure flame rectification stays above the typical 0
it is best practice to install the sensor in an area where the media flow is consistent
Nordyne 661055R Orifice THPU32HP7Y Durable Construction: Built with professional-gradeThe Nordyne 661055R Orifice is a precision engineered #55 drill main burner orifice designed to maintain consistent manifold pressure and gas flow in high efficiency heating systems. As a veteran HVACR technician knows, precise gas metering is critical for achieving a clean blue flame and preventing incomplete combustion or sooting. This OEM main burner orifice serves as the direct replacement for the legacy part 661055, ensuring that gas velocity and
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