always verify your specific gas valve and pilot assembly compatibility before installation

High Accuracy: 1% total error band ensures precise data for fan speed controls

and housing necessary to clear the pressure switch and initiate the ignition sequence

Precision Tuning: Adjustable superheat allows for exact calibration to meet specific load requirements and prevent liquid slugging

Use the manual test lever located beneath the cover

Reznor 257010 Ignition Control Refrigerant always verify your specific gasThe Reznor 257010 Ignition Control is a critical DSI control board designed specifically for intermittent spark pilot systems requiring a 100% lockout safety sequence. Primarily utilized in Reznor F, FE, B, and BE series unit heaters, this UTEC 1003 514 module is the required replacement for units equipped with a vent damper. A key technical constraint to note: once this controller is interfaced with a vent damper via the wiring harness, the internal