Williams P323031 Limit Switch While the 100208756 gasket provides

While the 100208756 gasket provides the primary seal

you need a reliable flame rollout switch that integrates seamlessly with existing safety circuits

The 22-133 is identical to MCS-G

This Single Pole Single Throw (SPST) flame rollout sensor is engineered to interrupt the heating circuit when it detects excessive temperatures

yet it is engineered to withstand the rigorous heating cycles of Lochinvar Power-fin and Armor water heater units

Williams P323031 Limit Switch While the 100208756 gasket providesThe Williams P323031 Limit Switch is a critical genuine OEM replacement part engineered specifically for technical compatibility with Williams Comfort Products floor furnaces. This fixed temperature 95F limit switch serves as a primary safety control, monitoring the internal cabinet air temperature to prevent heat exchanger damage and system overheating. As a vital component for gas furnace safety control, it initiates a circuit break if temperatures