Taco Sr504 Wiring Diagram. Connect a thermostat to the “t t” terminals on the switching relay. Web neutral wire to terminal n.
There is a wire coming from the tankless boiler goes to r and w. Web instruction sheet cold start boilerapplication: For information on taco’s switching relays (sr) including catalog sheet, instruction sheets, visio stencils and our highly praised zone controls.
When The Thermostat Calls For Heat, The Relay Is Energized And Power Is Given To The Circulator.
For both cold start boiler application and tankless coil boiler application (alternative wiring) priority operation: Web use copper wire only. Web there is a diagram on the taco web site that describes a simple configuration that lets you connect a 3wire wifi thermostat requiring a c terminal.
Web Taco Sr504 Wiring Manual (105 Pages) Zone Controls, Switching Relays/ With Powerport Options And Expandable To 20 Zones, Zone Valve Controls/With Powerport.
Failure to follow these wiring instructions may. Web web, in the setup right next to the boiler, i have a taco sr switching relay. Failure to follow this instruction can result in personal injury or death and/or property damage.
Hot Wire To Terminal H.
Hot wire to terminal h. For information on taco’s switching relays (sr) including catalog sheet, instruction sheets, visio stencils and our highly praised zone controls. Web neutral wire to terminal n.
Web Instruction Sheet Cold Start Boilerapplication:
There is a wire coming from the tankless boiler goes to r and w. Web taco sr501 wiring manual. Connect a thermostat to the “t t” terminals on the switching relay.
Tt On Boiler Thermostats See Note 24 Vac Zone 6Priority R W On Xr W R W R W R W R Isolatedend.
Zone controls, switching relays/ with powerport options and expandable to 20 zones, zone valve controls/with powerport options and expandable to. Connect 120 volt ac power input to terminals n and h.neutral wire to terminal n. 23k views 3 years ago.