ICP Furnace Control Board Kit for RGS214LFAA0AAAA — OEM | Ships Today
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Overview
This OEM integrated furnace control board kit (part number 1183618) is the brain of your ICP RGS214LFAA0AAAA furnace. It manages the entire heating sequence — igniter timing, gas valve operation, inducer and blower control, flame sensing, and built-in safety lockouts. When the board fails, the furnace can refuse to start, lock out on a fault code, run the blower continuously, or short-cycle unpredictably. Power surges, failed relays, cracked solder joints, and corroded connectors are the usual culprits. This complete kit includes the mounting hardware and connectors needed for a clean swap. Always note any flashing diagnostic LED fault code before replacing the board, since the same symptom can stem from a bad igniter, pressure switch, or flame sensor.
Specifications
| Spec | Value |
|---|---|
| Part Number | 1183618 |
| Type | Integrated Furnace Control Board Kit |
| Brand | ICP (Tempstar / Heil) |
| Application | Gas Furnace Ignition & Blower Control |
| Fitment | OEM Direct Replacement Kit |
Compatibility
Direct OEM replacement kit for the ICP / Tempstar / Heil RGS214LFAA0AAAA furnace. Control board kit 1183618 is used across the matching ICP-family furnace lineup (Tempstar, Heil, Comfortmaker). Verify the OEM part number against the board currently installed before ordering, as control boards are model-sequence specific.
Installation Guide
- Safety First — Disconnect electrical power at the furnace switch and breaker, then verify zero voltage with a multimeter.
- Access — Remove the blower-compartment service panel.
- Document — Photograph every plug, terminal, and wire color on the board before disconnecting.
- Remove — Unplug each connector, release the mounting standoffs or screws, and lift out the old board.
- Install — Mount the new board on its standoffs and reconnect every harness exactly per your photo.
- Test — Restore power, run a full heat cycle, and confirm correct ignition, blower, and shutdown sequencing with no fault codes.
Signs You Need a Replacement
- Furnace dead with no diagnostic LED or stuck on a hard-lockout code
- Blower runs continuously or won't start at all
- Random short-cycling not traced to igniter, sensor, or switch
- Visible burn marks, swollen relays, or cracked solder 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