Do I need to replace the backup ring at the same time

This motor is primarily designed for single-speed operation at 850 RPM

What are the trip current specifications

Moisture Protection: Advanced moisture barrier prevents ambient humidity from migrating into the hose and contaminating system oil

Standard hand tools are sufficient for the mechanical swap

Belimo B220HT928 Valve R-448A Do I need to replaceFor reliable flow control in demanding HVACR hydronic systems, consider the Belimo B220HT928 2 Way Ball Valve. This 3 4" NPT valve is engineered for high temperature hot water and low pressure steam applications, capably handling up to 60% glycol solutions. With a robust 9. 28 Cv rating and an equal percentage flow characteristic, it delivers precise modulation for optimal system performance. The valve features a durable nickel plated brass body,