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the Trane IGN0054USA is the official direct replacement for the legacy IGN00034 part number
Its precise thickness and material composition are optimized for the thermal cycling and chemical environments common in hydronic heating systems and commercial steam applications
What is the primary mounting style for this gauge
The set point is adjusted by removing the enclosure cover and turning the calibration screw
York S1-025-27747-012 Rollout Switch Els PW 17895 the Trane IGN0054USA is theThe York S1 025 27747 012 Rollout Switch is a critical safety component designed for York gas furnaces and Johnson Controls HVAC systems. Engineered to respond to flame rollout or unsafe combustion conditions, this manual reset limit switch triggers at a fixed thermal threshold of 260 degrees Fahrenheit. As a Single Pole Single Throw (SPST) control, it serves as the primary circuit interrupt for the gas valve when it detects temperatures exceeding