Hartford Loop/from steam to hot water baseboardI ha

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: I have a Weil- Mclain boiler that is operating as a steam unit. I would like to run a Hartford loop around my basement and create a separate hot water zone. I have located the supply and return -I have a zone valve to be wired to the new thermostat-and I have a Bell&Gossett pump to be placed on the return line. Here"s my question. What tells the pump to turn on or where should it be wired to. tanks a lot : Tom : I have a Weil- Mclain boiler that is operating as a steam unit. I would like to run a Hartford loop around my basement and create a separate hot water zone. I have located the supply and return -I have a zone valve to be wired to the new thermostat-and I have a Bell&Gossett pump to be placed on the return line. Here"s my question. What tells the pump to turn on or where should it be wired to. tanks a lot : Tom : I have a Weil- Mclain boiler that is operating as a steam unit. I would like to run a Hartford loop around my basement and create a separate hot water zone. I have located the supply and return -I have a zone valve to be wired to the new thermostat-and I have a Bell&Gossett pump to be placed on the return line. Here"s my question. What tells the pump to turn on or where should it be wired to. tanks a lot : Tom