Resideo Electronic Fan Timer with Adjustable Heat

Specifications Electronic Fan Timer with adjustable heat fan on and off and fixed 0 sec cool fan on and off Application: A single circuit board providing combustion air blower control, two speed circulating air blower control, oil primary control, limit circuit inputs, thermostat wiring terminations, & a central appliance wiring point for an oil fixed furnace. Temperature Range, Ambient (F): -40 F to 150 F Replaces: ST9103A1002 Features Central appliance wiring point simplifies appliance assembly and service. Fixed or field-adjustable heat fan on delay; field adjustable heat fan off delay. Specifications Delay On: 30 seconds, fixed. Delay Off: 60, 90, 120, 150 seconds, field-adjustable. Timing Tolerance: larger of ±20% or 5 seconds