7+ Taco Sr501 Wiring Diagram

Woke up to no heat Sunday and traced it back. Web TYPICAL WIRING COLD STARTONE ZONE SWITCHING RELAY SR 501-4 FUSE 6 AMP LED INDICATORS POWER ZONE 1 FUSE 6 AMPNONCCOM566 120 VAC INPUT TT.

Sr501 Switching Relay Manualzz

Common side of transformer.

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With this diagram you get a detailed picture of how to connect the switching. This guide will navigate you. Connect to COM on.

Web 24 VAC POWER 120V RELAY SR 503-EXP X END SWITCH ZC ZR ZONE1 ZONE2 ZONE3 120 VOLT CIRCULATORS POWER INPUT FUSE 1 AMP JUMPER TO. Ad Lowest Price on Heating Supplies. Connect to R on thermostat.

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When any thermostat calls for heat the appropriate circu- lator is energized and the isolated end switch X and X will start the boiler. Connect to W on thermostat. Web More about Taco Sr501 see our website.

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Taco Sr501switching Relay Installation For Hydronic Heaters With Fan Youtube