Preventive maintenance of MEP Equipment

Three-Way Valve in HVAC System

This video explains the functionality, applications, and maintenance of a three-way valve in an HVAC system.

Video Presentation

How It Works

The three-way valve is used to control the flow of fluid in HVAC systems. It can direct the flow through either of two outlets, allowing for better control of temperature and flow rate.

Mixing Valve: Combines two fluid streams into one.
Diverting Valve: Directs fluid from one inlet to either of two outlets.

Applications

Three-way valves are used in various HVAC applications, including:

Controlling water flow in heating and cooling systems.
Regulating temperature in different zones.
Balancing pressure in the system.

Maintenance

Regular maintenance of three-way valves ensures efficient operation and longevity. Key maintenance tasks include:

Inspecting for leaks and corrosion.
Cleaning the valve and its components.
Testing for proper operation.
Replacing worn or damaged parts.

Conclusion

Understanding the function and maintenance of three-way valves is crucial for optimizing HVAC system performance.

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