The 4-8 PSI range defines the transition from fully open to fully closed

Rotation is easily reversed by swapping the two leads in the motor connector according to the diagram on the rolled steel housing

this component is part of the TE 12 orifice series and is only compatible with TE 12 valve bodies to ensure proper mechanical fit and flow characteristics

as it requires a physical inspection of the burner assembly before the system can be restarted

Resideo ZD6X22TZ Damper R-134A The 4-8 PSI range definesThe Resideo ZD6X22TZ Damper is a professional grade parallel blade zone damper engineered for precise airflow control within forced air HVAC systems. Featuring a heavy duty extruded aluminum frame and blades, this 6" W x 22" H rectangular damper is designed for long term durability in high demand residential and light commercial environments. The 24Vac synchronous motor is mounted on the 20" side, providing a reliable power closed spring return open