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Zone valves not opening

scott6952
scott6952 Member Posts: 2
When I trip the thermostats  the boiler goes on but my zone valves aren’t opening 

Comments

  • scott6952
    scott6952 Member Posts: 2
    What do the 2 wires to the aqua stat actually do? 
  • EdTheHeaterMan
    EdTheHeaterMan Member Posts: 9,157
    More info needed. This sounds like you may have no heat. What type of zone valve do you have, Brand name and model number would help, or post a picture of them.


    The 2 wires probably are 24 volt control wires that connect the power from a transformer that is interrupted by the thermostat in order to open the valve to let the heat move through the pipes.

    Edward Young Retired

    After you make that expensive repair and you still have the same problem, What will you check next?