Which of the following is true about the Dip Tube on R-410A cylinders?

The statement regarding the dip tube on R-410A cylinders as allowing for liquid removal while the cylinder is upright is accurate. A dip tube is a component designed to extend into the liquid phase of the refrigerant in the cylinder. When the cylinder is in an upright position, the dip tube enables the withdrawal of liquid refrigerant from the bottom of the cylinder, ensuring that the refrigerant can be utilized effectively without disturbing the gas phase above.

This design is important to facilitate the correct handling of refrigerants, such as R-410A, where specific operational procedures require liquid refrigerant to be delivered to the system for efficient cooling performance. By utilizing the dip tube for liquid removal in this manner, technicians can ensure that they are delivering the proper phase of the refrigerant to the system, thereby maintaining efficiency and preventing potential system damage from liquid slugging.

In contrast, the other statements do not accurately reflect the function of the dip tube. The dip tube is specifically designed to assist with liquid refrigerant extraction, and not solely for gas retrieval, maintaining pressure, or preventing liquid storage in the cylinder.