What must all service equipment used on R-410A systems be capable of?

All service equipment used on R-410A systems must be capable of handling higher pressures. This is primarily due to the fact that R-410A operates at higher pressures compared to many other refrigerants; it has a higher saturation pressure at a given temperature. This characteristic imposes specific requirements on the design and functionality of service equipment, including hoses, gauges, and recovery machines, ensuring they can safely withstand and operate under these elevated pressures during both service and maintenance of the systems.

Understanding that R-410A is a zeotropic blend comprised of two refrigerants—R-32 and R-125—also highlights the importance of using compatible equipment. Since R-410A systems can typically operate at pressures that are about 50% higher than those for R-22, using equipment designed for lower pressures could lead to failures, leaks, or safety hazards.

The options referring to lower temperatures and controlling humidity levels are more related to the operational conditions of specific HVAC applications rather than the fundamental requirements of the service equipment itself. Similarly, while energy efficiency is desirable for R-410A systems, it is not a direct requirement for the equipment used in servicing those systems. The prime focus is ensuring that the service tools and equipment can safely manage the operational pressures