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This OEM control board kit (part #1183618) is the integrated furnace control (IFC) — the brain of your ICP RGS214LSAA0AAAA gas furnace. It manages the entire heating sequence: igniter timing, gas valve operation, inducer and blower motor control, flame sensing, and safety lockouts. It also reads the thermostat and pressure switch inputs and runs self-diagnostic LED fault codes. When a board fails the symptoms range from a completely dead furnace to intermittent no-heat calls, blower or inducer motors that won't run, or repeated lockouts. This factory kit includes the board and required mounting hardware for a direct replacement.
| Spec | Value |
|---|---|
| Part Number | 1183618 |
| Type | Integrated Furnace Control Board Kit |
| Brand | ICP (Tempstar / Heil) |
| Function | Ignition, blower, inducer & safety control |
| Diagnostics | LED fault codes |
Direct OEM fit for the ICP RGS214LSAA0AAAA and compatible Tempstar, Heil, and Comfortmaker furnaces specifying control board kit 1183618. Verify the board layout and connector positions against your existing board before installing.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.