The Heil Quaker ICP 1172478 Control Board is a critical OEM replacement part designed for precise fan timer control in furnace and air handler units

Exact Retrofit Compatibility: Sized specifically to replace legacy normally open dampers like the ZDS-20X8 without extensive duct modification

and ensure the system is vacuumed to at least 500 microns to prevent contamination and moisture-related acid formation

Simplified Troubleshooting: Color-coded wiring matches factory schematics

F59A-2 is identical to F59A-2C

Belimo LRQX24-MFT Actuator 326058-756 The Heil Quaker ICP 1172478The Belimo LRQX24 MFT Actuator is a high performance non spring return solution designed for precise control in HVAC applications. Engineered for versatility, this motor provides 35 in lb of torque and utilizes Belimos Multi Function Technology (MFT), allowing for specialized tailoring of control signals and feedback. It supports 24Vac Vdc power inputs and is field configurable for on off, floating point, or 4 20mA modulating control via a 500 Ohm