Superior Acid Neutralization: Formulated with a high-performance desiccant blend to remove corrosive acids typically generated during a compressor burnout

Industrial-Grade Build: Constructed to withstand a 1 PSI maximum inlet pressure when paired with compatible Maxitrol gas controls

The "R" prefix typically denotes a service replacement part number

Designed with a 1/2-inch bore specifically located on the intake side

Is the timing adjustable on this unit

Heil Quaker ICP 1172809 Control Board 30067439-890 Superior Acid Neutralization: Formulated withReplacing a faulty Heil Quaker ICP 1172809 Control Board is essential for restoring the sequence of operation in high efficiency 2 stage furnaces. This genuine OEM 2 stage furnace control board acts as the central intelligence for your HVAC system, precision managing the hot surface igniter (HSI), inducer motor speeds, and variable speed blower timing. As a direct ICP 1172809 replacement part, it is engineered to handle the complex logic required for