and CSP-4000 series controller-actuators

this typically indicates an ignitor circuit fault

5 inches to 6

sharing identical technical specifications and performance characteristics with the base 393691 part number

Key Benefits for Technicians: Straight-Thru Configuration: Simplifies piping layout and reduces pressure drop in tight HVAC mechanical rooms

York S1-024-23224-000 Rollout Switch and CSP-4000 series controller-actuatorsThe York S1 024 23224 000 Rollout Switch is a critical safety component designed for high limit thermal protection in residential and light commercial gas furnaces. This fixed temperature limit switch is calibrated to trip at 370F, effectively breaking the 24V control circuit to the gas valve if it detects flame rollout or excessive heat buildup near the burner assembly. As a genuine OEM York replacement part, it ensures direct compatibility with