When performing gas regulator maintenance or re-rating an existing 143-LP or 143-80-1 model

Can I use this for propane (LP) applications

While it fits a wide range of units

maintaining structural integrity across various gas control valve models

often due to a clogged air filter

York S1-025-26392-005 Rollout Switch When performing gas regulator maintenanceWhen you're out on a service call for a York unit and the burners are cutting out prematurely, you need a reliable flame rollout switch that integrates seamlessly with existing safety circuits. The York S1 025 26392 005 Rollout Switch is a critical SPST (Single Pole Single Throw) limit control designed for furnace applications where thermal protection is non negotiable. This specific automatic reset furnace switch is calibrated to open at 225 degrees