Resideo ZD12X20TZ Damper 320788-702 or visible scorching at the

or visible scorching at the motor housing

Field-Proven Performance: Designed for standard 1/8" NPT or Pneumodular manifold mounting for flexible installation

frequent ignition failures (Error Code 16 or 504)

As a genuine OEM Lennox replacement part (catalog number 19V97

Whether you are troubleshooting a non-responsive fan or restoring a commercial air handler

Resideo ZD12X20TZ Damper 320788-702 or visible scorching at theThe Resideo ZD12X20TZ is a heavy duty, 12" x 20" rectangular zone damper engineered for precision airflow management in TrueZONE and other 24V electronic HVAC zoning systems. This parallel blade zone damper features high integrity extruded aluminum construction, ensuring long term structural stability and a low leakage rate of less than 1% at 0. 5 in. WC. Designed for fail safe normally open operation, the integrated ZD series 24Vac actuator utilizes