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WEIL MCLAIN CGT NEED HELP

shawn_5
Member Posts: 52
http://www.taco-hvac.com/uploads/FileLibrary/SwitchingRelay.pdf
How do I wire this control to a wm cgt tankless gas boiler where does the tt wires on the boiler go to is it ther isolated end switch or is it the zc and zr.I hooked it to zc and zr got hot water no heat then switched to isolated end switch and got heat but no hot water.
How do I wire this control to a wm cgt tankless gas boiler where does the tt wires on the boiler go to is it ther isolated end switch or is it the zc and zr.I hooked it to zc and zr got hot water no heat then switched to isolated end switch and got heat but no hot water.
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Comments
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Shawn, Here's some information on how to utilize a switching relay wired through ZC ZR Enjoy.
Wiring the R845A
Your friend in the industry,
Alan R. Mercurio
www.oiltechtalk.comThere was an error rendering this rich post.
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