you should see 24V AC from the transformer when the thermostat calls for cooling

Pre-Wired Leads: Includes color-coded wires for fast pilot relay wiring and reduced labor time

5" conduit connections and threaded NPT sample ports for rigid or flexible tubing

Standard units include the base plate and cover

Watts 0067454 Valve Freon you should see 24V ACThe Watts 0067454, also identified as the RA 1 AP 1. 5" Steam Angle Radiator Valve, is a heavy duty, commercial grade shutoff solution engineered for professionals managing low pressure steam or hydronic heating systems. Featuring a rugged bronze body and a reliable rising stem, this 1 1 2" valve is designed specifically for angle pattern installations where durability is non negotiable. The FIP x male union connection ensures a secure, leak resistant