always verify your system's pressure requirements before installation

Common Questions & Troubleshooting Why is my furnace flashing a 'limit switch open' code

The sensing bulb should never be subjected to more than 155°F

Its ceramic-coated combustion chamber and heavy-duty cast iron burners ensure long-term thermal transfer performance under heavy duty cycles

OEM Compatibility: Designed specifically for a perfect match with Lennio GCS16RX

Heil Quaker ICP L01H009 Relay 318172-701 always verify your system's pressureThe Heil Quaker ICP L01H009 Relay is a heavy duty 24V HVAC fan relay engineered specifically for integration within International Comfort Products (ICP) furnace and air handler control circuits. As a genuine OEM replacement part, this SPDT relay (Single Pole Double Throw) provides reliable electromechanical switching for high voltage components, including blower motors, compressors, and resistive heating elements. Rated for 40 Amps at 120V and