York S1-026-34027-000 Roll Out Switch For use with 5" and

For use with 5" and 8" MP953A

and LFL70A tempering valve series

Common Questions What does the inducer cooling fan blade do

the 22-133 mounting gasket resists aging and compression set

frequent nuisance lockouts

York S1-026-34027-000 Roll Out Switch For use with 5" andThe York S1 026 34027 000 Roll Out Switch is a critical furnace safety limit designed to detect abnormal combustion conditions. As a specialized bimetal flame rollout limit switch, it monitors the burner area for escaping flames or "rollout" caused by heat exchanger failure, restricted venting, or flue blockages. Rated for 300 degrees Fahrenheit, this manual reset switch terminates the electrical circuit to the gas valve when thermal thresholds are