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Ships within 48 hours · Estimated delivery Oct 16 - Oct 21
including 4"
the 163893 is specifically balanced for Reznor draft inducer applications to ensure the correct CFM
This specific model is factory-set to 4
Technicians should verify wiring harness compatibility and damper blade alignment during installation to maintain optimal static pressure and combustion efficiency
Heil Quaker ICP 1185867 Control Board 320788-703 including 4"The Heil Quaker ICP 1185867 Control Board is a critical OEM replacement designed for Heil, Quaker, and International Comfort Products (ICP) gas heating systems. Engineered as a direct fit furnace control board, this component manages the ignition sequence, inducer motor operation, and draft pressure monitoring to ensure safe, consistent thermal performance. As a veteran grade gas ignition control, the 1185867 features on board diagnostics via LED
