ensuring exact alignment for rotating shafts

It requires constant 24V power to hold the damper open and will spring shut the moment power is cut

following standard HVACR installation practices

use a WEL14A-602R bulb well or a compatible packing nut to protect the sensing element

Resideo V8043D1205 Zone Valve 322838-753 ensuring exact alignment for rotatingThe Resideo V8043D1205 is a professional grade two way hydronic zone valve designed for precise flow control in closed loop heating systems. Featuring a Normally Open (NO) configuration with a spring return mechanism, this valve ensures system circulation in the event of a power loss, making it a reliable choice for critical heating zones. It operates on 24 Vac and provides a 3. 5 Cv flow capacity, suitable for 1 2" inverted flare connections.