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this specific assembly is calibrated only for natural gas heating systems
Use a multimeter to check for continuity across the leads
It retains the same dimensions and technical capabilities as the original 37-101 model seal
the compressor humming but failing to start
York S1-025-30801-000 Flame Sensor this specific assembly is calibratedThe York S1 025 30801 000 Flame Sensor is a critical safety component designed for precise flame rectification in residential and commercial gas furnaces. As a veteran technician knows, this OEM York furnace part is essential for monitoring the burner assembly and ensuring the control board receives the necessary microamp signal to maintain the heating cycle. Operating as a stainless steel rod encased in high grade porcelain, this sensor detects the