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the 36C03-300 is the official technical replacement for the Nordyne 624537
This non-spring return electric actuator is engineered for precise modulation of dampers and valves
How do you adjust the setpoint on the RFS-4100-021
low-impedance connection to the ignition control module
Resideo ARD9TZ Damper Freon the 36C03-300 is the officialThe Resideo ARD9TZ is a 9 inch automatic round damper engineered specifically for high efficiency forced air zoning systems that require reliable airflow control. Operating on 24Vac, this two position damper uses a power closed spring return open actuator, ensuring a fail safe open position during power loss to maintain system circulation. This model is the professional grade direct replacement for ARD9TZ U, RDS 9, and CRDS09 legacy dampers.