Heil Quaker ICP 1175186 Control Board

The Heil Quaker ICP 1175186 Control Board is a critical integrated furnace control engineered for high-efficiency ICP heating systems. As a direct replacement for HK660003, this genuine OEM HVAC control board manages primary furnace sequences including hot surface ignition, inducer motor cycles, and blower timing. It features precise microprocessing to monitor safety circuits and limit switches, ensuring the system shuts down safely in the event of a flame failure or overheating. Designed for International Comfort Products, Heil, and Quaker air handlers, the 1175186 addresses common diagnostic fault codes and intermittent communication errors between the thermostat and heat exchanger. For contractors, this board provides the exact electrical specifications required for ICP furnace repair, eliminating the risks associated with aftermarket alternatives. Its durable construction maintains consistent voltage regulation to the gas valve and blower motor, restoring factory-standard performance and enhancing overall thermal efficiency.

Key Benefits for Technicians:

• Universal ICP Compatibility: Specifically engineered to replace aging HK660003 and 1175186 circuit boards in various Heil and Quaker platforms.
• Integrated Diagnostic Logic: Facilitates faster troubleshooting by providing clear system feedback and status monitoring for furnace components.
• Optimized Cycle Sequencing: Precise control of inducer and blower timing prevents short cycling and helps maintain heat exchanger integrity.
• OEM Build Standards: High-grade soldering and relays resist vibration and heat fatigue common in air handler environments.

Frequently Asked Questions:

How do I verify if the 1175186 is the correct replacement for my unit?
Confirm your existing part number matches 1175186 or HK660003. This board is the specific OEM furnace control used in many ICP-branded models; always check your unit’s wiring diagram to ensure terminal compatibility.

What symptoms indicate a failing ICP control board?
Common indicators include the blower motor failing to engage after ignition, the hot surface ignitor not receiving power, or intermittent "no heat" calls where the safety limit circuit remains open despite normal airflow.

Does this board require specialized programming?
This HVAC circuit board is pre-configured with factory default logic. While it is a direct drop-in replacement, you must ensure all jumpers and dip switches are set to match the original board’s configuration for specific blower speeds.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.