York S1-025-35381-000 Limit Switch 000-hour operating life

000-hour operating life

this Robertshaw 1980-018 will provide the required signal for your standing pilot system

often repeating this cycle three times before a hard lockout

the switch has tripped due to an overheat condition

York S1-025-35381-000 Limit Switch 000-hour operating lifeThe York S1 025 35381 000 Limit Switch is a critical HVAC safety control designed to monitor internal plenum temperatures and protect the heat exchanger from thermal stress. As a high limit auto reset switch, this component features a precise 145F opening temperature to interrupt the burner circuit upon detecting an overheat condition. Once the system cools to the 115F closing temperature, the switch automatically resets, allowing for the restoration