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Featuring a 20-foot averaging element
preventing "hunting" or rapid cycling
Built with a durable internal diaphragm
Ensure the system reaches steady-state operation before final diagnosis
This motor typically requires a 5 MFD 370V capacitor for proper phase shift and starting performance
Resideo ZD24X18TZ Damper 321702-401 Featuring a 20-foot averaging elementThe Resideo ZD24X18TZ is a professional grade parallel blade zone damper engineered for precision airflow management in Honeywell TrueZONE and other electronic zoning systems. Built with heavy gauge galvanized steel and an extruded aluminum frame, this rectangular unit measures 24 inches wide by 18 inches high. It features a reliable 24Vac synchronous motor mounted on the 18 inch side, facilitating a power closed spring return open configuration.
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