Armstrong Furnace R38071D220 Control Board Kit Refrigerant The control signal is field-selectable

The control signal is field-selectable using a jumper located under the actuator cover

Constructed with a NEMA 1 enclosure and a non-conductive cover

the DPDT pilot relay coil is designed to operate on either 24 Vac

making it a versatile choice for standard 24V heat pump setups with auxiliary heat sources

use a 20-881 thermostat wrench (1/16" hex) on the calibration screw

Armstrong Furnace R38071D220 Control Board Kit Refrigerant The control signal is field-selectableThe Armstrong Furnace R38071D220 Control Board Kit is a critical OEM replacement part engineered to restore the precise timing and sequence of your heating system's ignition process. This comprehensive furnace circuit board upgrade is designed to replace obsolete Heatcraft boards, specifically supporting models like the PGE10A60D125A 1A. By managing flame detection and gas valve synchronization, this ignition control module ensures a safe, efficient