Heil Quaker ICP 17222000026694 Control Box Assembly R-134A 5" WC manifold pressure after

5" WC manifold pressure after installing the natural gas conversion spring in the gas valve

while the relay coil requires an external 24V source for operation

Always verify if your local code requires a combination Temperature and Pressure (T&P) valve for your specific water heater application

system evacuation

Built for high-pressure durability and thermal stability

Heil Quaker ICP 17222000026694 Control Box Assembly R-134A 5" WC manifold pressure afterThe Heil Quaker ICP 17222000026694 Assembly is a critical OEM replacement control box engineered specifically for technical integration within high performance Heil Quaker and ICP HVAC systems. As a primary control box assembly, this component manages electrical signaling and operational sequencing for residential HVAC repair and commercial maintenance tasks. When diagnosing furnace troubleshooting issues or central air conditioner problems,