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This genuine OEM control board kit (PN 1183618) for the ICP/Heil/Tempstar RGS091HDCB0AAA gas furnace is the integrated furnace control (IFC) that sequences the entire heat cycle - inducer start, igniter warm-up, gas valve, flame proving, and blower timing - while monitoring safety limits and pressure switches. The board's relays, flame-sense circuit, and microprocessor are vulnerable to power surges, moisture, and heat, and a failed board can leave the furnace dead, short-cycling, or stuck in a fault lockout (often shown by the diagnostic LED). This kit replaces the board with a factory-matched control to restore proper, safe operation.
| Spec | Value |
|---|---|
| Part Number | 1183618 |
| Type | Integrated Furnace Control Board |
| Brand | ICP / Heil / Tempstar |
| Functions | Ignition, Blower, Safety Sequencing |
| Application | Gas Furnace Control |
Designed for the ICP/Heil/Tempstar RGS091HDCB0AAA gas furnace and related models using the same integrated furnace control. Match the board part number and connector layout before ordering.
Ships same day before 3 PM CST. 30-day returns. National HVAC Parts fitment guarantee.