a specific bi-flow solenoid or check valve arrangement is required

if the pilot tubes are clogged or the body is dented

preventing the "hunting" and erratic pressures often associated with generic aftermarket alternatives

When diagnosing refrigerant flow issues

the 0780329 maintains buoyancy and responsiveness in high-temperature media up to 200°F

Johnson Controls V-4440-1011 Valve Assembly THPU32HP7Y a specific bi-flow solenoid orThe Johnson Controls V 4440 1011 is a robust three way brass valve assembly specifically engineered for fan coil unit return valve applications and terminal unit control. This assembly features a 1 2 inch NPT connection and a 2. 4 Cv flow coefficient, ensuring precise volumetric control in hydronic systems. Operating on a 6 to 9 psi spring range, the pneumatic actuator provides reliable modulation for mixing or diverting service. As the direct V 4440