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    taco zvc405-3 zone control (1 Post)

  • Billy March Billy March December 5, 2012 @ 6:57 PM
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    taco zvc405-3 zone control

    replacing wirsbo a3080404 zone control  panel has 4 wire zone valve conn.
    has 3 wire thermostat connector  with 4 wire thermostats
    tried taco zvc-405-3 but thermostat conn. only have 2 wire conn.
    and 4wire zone valve conn is there a taco box or another box that will work
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