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Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
or an over-fired burner
upgrading to a higher amperage rating like this 40 Amp 1-pole contactor is a common practice to increase component lifespan
Combustion Efficiency: Maintains proper manifold pressure and burner performance to prevent soot buildup and inefficient fuel consumption
depending on the specific York control board requirements and burner configuration
Cleveland Controls DFS-231-121 Switch Els PW 17895 or an over-fired burnerThe Cleveland Controls DFS 231 121 is a fixed setpoint diaphragm differential pressure switch engineered for precision performance in HVAC pressure monitoring and combustion air applications. This SPDT air flow switch is factory calibrated to actuate on a pressure rise at 0. 05" . 02" w. c., providing a reliable safety interlock for systems requiring strict static pressure thresholds. Designed for versatility, the unit supports line voltage ranges