ICP Control Board Kit for RGS240SDEA0AAAA — OEM Furnace Board | Ships Today
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Overview
This is the genuine ICP OEM control board kit (part number 1183618) for the RGS240SDEA0AAAA gas furnace. The control board is the brain of the furnace — it sequences the ignition cycle, manages the inducer and blower motors, monitors safety circuits such as limits and pressure switches, and times every heat call. When the board fails from voltage spikes, heat stress, corrosion, or cracked solder joints, the furnace can behave erratically or refuse to operate at all. Common symptoms include no response on a heat call, the blower or inducer running continuously, diagnostic fault LEDs flashing error codes, and intermittent lockouts. Supplied as a complete kit for a clean OEM replacement.
Specifications
| Spec | Value |
|---|---|
| Part Number | 1183618 |
| Description | Kit, Control Board |
| Type | Furnace Integrated Control Board |
| Brand | ICP (Tempstar / Heil) |
| Fit | OEM |
| Application | Gas Furnace Control |
Compatibility
Direct-fit OEM replacement kit for the ICP/Tempstar/Heil RGS240SDEA0AAAA gas furnace. The kit matches the factory board layout, connector positions, and mounting standoffs for a true plug-in replacement. Verify the part number against your existing board before installing.
Installation Guide
- Safety First — Disconnect power at the furnace switch and breaker, then verify zero voltage with a multimeter.
- Access — Remove the furnace control/blower compartment service panel.
- Document — Photograph every connector and wire on the board before unplugging anything.
- Remove — Unplug each harness, release the mounting standoffs or screws, and lift out the old board.
- Install — Seat the new board on the standoffs and reconnect every harness exactly per your photo.
- Test — Restore power, run a full heat call, and confirm proper ignition, blower, and inducer sequencing with no fault codes.
Signs You Need a Replacement
- Furnace is completely unresponsive on a heat call.
- Blower or inducer motor runs continuously and won't shut off.
- Diagnostic LED flashes board or sequencing fault codes.
- Visible burn marks, corrosion, or cracked solder joints on the board.
Shipping & Returns
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.
Shipping Information
- Orders placed before 3PM CST ship same business day
- Standard delivery: 2-5 business days
- Express shipping available at checkout
- Free shipping on orders over $75
- Tracking number emailed upon shipment
Return Policy
- 30-day returns on unused parts in original packaging
- Electrical parts (capacitors, contactors, control boards) are final sale once installed
- Email info@nationalhvacparts.com to initiate a return
- Refunds processed within 5-7 business days