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When performing a changeover
especially on older Lennox 18-inch fan assemblies where corrosion may have bonded the hub to the 1/2-inch shaft
this CCWSE (Counter-Clockwise Shaft End) assembly provides the necessary static pressure to clear combustion byproducts and engage furnace pressure switches safely
Compare your reading against the Lochinvar sensor resistance chart for the current ambient temperature
Signs such as yellow or uneven flames
Danfoss 060-504791 Pressure Switch 321702-401 When performing a changeoverThe Danfoss 060 504791 is a high performance KP35 pressure switch designed for critical monitoring and regulation in HVACR systems. Built with a robust bellows sensing element, this SPDT pressure control offers a wide regulation range from 6" Hg vacuum to 108 psi (0. 2 to 7. 5 bar), providing versatility for gaseous media and air applications. The automatic reset function and adjustable differentialranging from 10 to 58 psiensure precise system