taco sr502 wiring diagram
Failure to follow these wiring instructions may result in a secondary source of power being connected to the boiler that may activate it under certain cir-cumstances, causing injury or death. TACO Product Information Switching Relays Product No. Use copper wire only. Boiler zone valve wiring diagram taco valves 1998 sentry 68 570 ford schematic e plan internal switch heat motor sr502 renault 3 wire adding c to on tt 94 run a 2 571 help honeywell aquastat l8148e 2004 27 4 sweat full relay 555 24 esp diagrams way 2007 erie tao 50 guide heating system peterbilt ac rn 8582 84da 557 red camaro controls Warning: When using Alternative Wiring diagram, wiring instructions must be followed so power originates from the boiler aquastat. TACO, Inc. 12-18 gauge wire recommended for 120 VAC connections, 14-22 gauge wire for ther-mostat connections, and 14-22 gauge wire for 24 VAC source connections. The diagram shows wires going from "X1" and "ZR" terminals on the Taco switch to the "TT" terminals on the boiler...The Thermolec does not have "TT" terminals. That board only has two relays. November 2019. 27 Taco Zone Valve Wiring Diagram Database 2020. This illustration is from the TACO SR503-4 Switching Relay Instruction Sheet whose link is given above. I've confirmed with a multi-meter there is 24V+ between the "COM" and Zone 1 "R" terminals at the TACO relay. [Click to enlarge any image] How To Wire a System Circulator to a Zone Valve Control (ZVC) from Taco, Inc. Description SR501 1 Zone Switching Relay SR501-845RP 1 Zone Switching Relay Replacement PC Board for Honeywell R845,RA89A,RA832 or Comparable Relay SR502 2 Zone Switching Relay with Priority SR503 3 Zone Switching Relay with Priority SR504 4 Zone Switching Relay with Priority I'm using a Taco SR502-4 switching relay and would like to know if there is a way to wire it to control all three circulators. Taco Sr502 Wiring Taco SR Switching Relay with Priority, 2 Zone Switchable Priority; Built-in Priority Protection; Simplified Wiring; Premium Sealed Relays; Fuse Protected. The Taco SR502 wiring diagram is pretty straight forward, power in , thermostats in, power to pumps. I am installing a taco SR Switching relay connected to a crown phantom boiler for a 2 zone radiant floor heating system. To control up to eight heating zones you might wire multiple standard switching relays together as shown in this TACO wiring diagram. However, the wiring to the Thermolec boiler has me confused. I've connected the Blue wire from the same Zone 1 18-6 cable to the "COM" terminal at the relay and to the "C" terminal at the thermostat, but the Honeywell did not power up. 120 VAC wiring must have a minimum temperature rating of 75°C. I've included it's wiring diagram below. Sophisticated gadgets and gadgets even come to enhance your house using technology, among which is Nest thermostat. Jolly Bodger Member Posts: 209. So, the terminal block is properly powered. Failure to follow this instruction can result in personal injury or death and/or property damage. i am trying to wire a taco sr switching relay. Thank you, 0. Wiring Diagram Sr502 Navien Boiler Nest – Technology creates a much better life and it is true. How to Wire Multiple Taco SR502-SR506 Switching Relays. We have 1 Taco SR502 manual available for free PDF download: Wiring Manual Taco SR502 Wiring Manual (104 pages) ZONE CONTROLS, Switching Relays/ with PowerPort Options and Expandable to 20 Zones, Zone Valve Controls/with PowerPort Options and Expandable to 20 Zones, Plug-In PowerPort Cards, Add-On Power Controls, Fan Controls Comments.