York S1-025-31812-000 Rollout Switch

The York S1-025-31812-000 Rollout Switch is a critical safety component designed for specific furnace burner assemblies where precise thermal monitoring is non-negotiable. This 270 degree furnace switch functions as a NC (normally closed) limit that opens when excessive heat is detected outside the combustion chamber, preventing hazardous conditions resulting from flue gas spillage or heat exchanger breaches. As a manual reset rollout switch, it requires a technician to physically inspect the system and identify the root cause of the trip—such as a cracked heat exchanger, soot buildup, or restricted venting—before the heating cycle can resume. This OEM York replacement part ensures exact electrical specifications and mounting alignment, maintaining the HVAC flame rollout switch integrity found in residential gas furnaces. Utilizing the S1-025-31812-000 ensures the burner's safety circuit remains compliant with original equipment manufacturer standards for reliable high-temp protection. This component is essential for maintaining the safety sequence of operation in high-efficiency gas furnaces and preventing dangerous thermal overrides.

Key Benefits

• High-Temperature Sensitivity: Calibrated to trigger exactly at 270 degrees Fahrenheit to prevent damage to surrounding components and ensure safety.
• Manual Reset Mechanism: Ensures the system cannot auto-restart until a contractor identifies and resolves the specific cause of the rollout.
• OEM Compatibility: Precision-engineered for York, Luxaire, and Coleman gas-fired equipment for seamless installation and proper fit.
• Solid-State Reliability: Designed to withstand the vibrating environment of a furnace burner box without premature electrical failure.

Common Questions

How do I know if the York S1-025-31812-000 needs replacement?
If the switch has no continuity even after pressing the manual reset button, or if the bimetal disc is visibly warped or heat-damaged, it is time for a new unit.

What causes a 270-degree rollout switch to trip?
Common causes include a blocked flue, restricted heat exchanger, or insufficient combustion air causing the flame to "roll out" toward the burners rather than venting properly.

Is this switch interchangeable with other temperature ratings?
No. You must always use the exact temperature rating specified by the manufacturer for that specific model. Installing a higher-rated switch can lead to unsafe operating conditions.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.