23k views 3 years ago. Tt on boiler thermostats see note 24 vac zone 6priority r w on xr w r w r w r w r isolatedend. Hot wire to terminal h.
Taco Sr504 Wiring Diagram Complete Wiring Schemas
Web for more wiring diagrams, visit schematron.org warning:
Web Taco Sr504 Wiring Manual (105 Pages) Zone Controls, Switching Relays/ With Powerport Options And Expandable To 20 Zones, Zone Valve Controls/With Powerport.
Hot wire to terminal h. Web neutral wire to terminal n. For information on taco’s switching relays (sr) including catalog sheet, instruction sheets, visio stencils.
Web Taco Sr501 Wiring Manual.
Web web, in the setup right next to the boiler, i have a taco sr switching relay. Connect 120 volt ac power input to terminals n and h.neutral wire to terminal n. Web use copper wire only.
For Both Cold Start Boiler Application And Tankless Coil Boiler Application (Alternative Wiring) Priority Operation:
When using alternative wiring diagram, wiring instructions must be followed. When the thermostat calls for heat, the relay is energized and power is given to the circulator. There is a wire coming from the tankless boiler goes to r and w.
Zone Controls, Switching Relays/ With Powerport Options And Expandable To 20 Zones, Zone Valve Controls/With Powerport Options And Expandable To.
For information on taco’s switching relays (sr) including catalog sheet, instruction sheets, visio stencils and our highly praised zone controls. Failure to follow these wiring instructions may. Web instruction sheet cold start boilerapplication:
