or secondary heat exchanger leaks in high-efficiency furnaces that allow condensate to drip onto the burner assembly

Precise Calibration: The helical-style element is factory-calibrated to ensure accurate switching at the 0-43

ensuring the Series 63 LWCO delivers a reliable cut-off signal to the burner circuit

Engineered as a 120V to 24V step-down transformer

minimizing the risk of nuisance trips or furnace pressure switch errors in high-efficiency systems

Fenwal 35-615526-115 Control Freon or secondary heat exchanger leaksThe Fenwal 35 615526 115 is a robust 24VAC Direct Spark Ignition (DSI) control engineered for high demand HVACR applications. This microprocessor based module is designed for precise sequence timing and reliable performance in gas fired heating equipment. As a 3 try ignition control, it offers multiple ignition attempts to ensure flame establishment, reducing nuisance lockouts. The technical profile includes a 15 second pre purge period to clear the