The Taco Connection: Combine the reliability of the Taco Zone Valves, Priority Zoning Circulators, Thermostats, and the "00" family of circulators with the advanced features of the Taco Zone Controls to achieve total system integra-tion. No matter the application, Taco now provides the products to maximize system performance while simplify-ing both installation and service.. Learn how to wire a taco zone valve with 3 wires using a wiring diagram. Detailed instructions and illustrations provided.
2 WIRE ZONE VALVE TACO 4 WIRE ZONE VALVE NOTE: When a circulator is used (NO END SWITCH) 3 WIRE (POWER OPEN, on the priority zone instead of a MUST USE JUMPER ZONE VALVE SELF CLOSING) zone valve, jumper 3 and 4 of the priority zone.. Taco Zone Controls Wiring Guide: Learn about Taco switching relays, zone valve controls and power controls. This guide covers wiring diagrams and system connection instructions.