Resideo ARD9TZ Damper 30067439-890 while moving it outward increases

while moving it outward increases the travel distance

this adapter is the professional standard for technicians retrofitting Copeland Scroll compressors

which are vital for maintaining system efficiency and preventing liquid slugging in the compressor

Look for inducer motor operation without ignition or LED fault codes on the control board indicating the pressure switch failed to close or stayed open

it functions as a critical vent limit switch that interrupts gas flow if hazardous venting conditions or overheating are detected

Resideo ARD9TZ Damper 30067439-890 while moving it outward increasesThe 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.