For optimal efficiency, what type of connecting lines should be used in a vacuum system?

Using large diameter, short connecting lines in a vacuum system is crucial for optimal efficiency. This design minimizes resistance to the flow of the refrigerant or air, allowing for quicker evacuation of the system. When the diameter of the connecting lines is larger, it reduces the pressure drop within the system, which helps maintain a strong vacuum and improves the overall efficiency of the operation.

Short connecting lines are also advantageous as they minimize the volume of refrigerant or air that needs to be moved, further speeding up the process. This combination of large diameter and short length allows for rapid evacuations and ensures that the system can achieve the low pressures necessary for effective vacuum operation without facing significant losses in pressure due to long or narrow pathways. This is essential for maintaining system integrity and performance, especially in refrigeration or air conditioning applications where a strong vacuum is required for optimal operation.