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Baseboard Heater Not Heating

jgk381
jgk381 Member Posts: 4
Hi, my baseboard heater isn't heating and thought maybe someone here could give me some advice.

When I turn the termostat on, there is a metal disk in the motor (under the cover) that spins really fast for 3-5 seconds, then stops and nothing happens after (no heat).

When I turn the thermostat off, that disk spins again for 3-5 seconds and then stops.

I assume that the disk spinning indicates that it's getting power, so what else could be preventing it from generating heat?

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Comments

  • hot_rod
    hot_rod Member Posts: 24,849
    Got a picture? It sounds like a motor operated zone valve.
    Bob "hot rod" Rohr
    trainer for Caleffi NA
    Living the hydronic dream
  • jgk381
    jgk381 Member Posts: 4
    Yes it's one of these Honeywell zone valves:

    I'll try to post a picture of my actual unit later, but it's the same model as the one linked above.

  • SuperTech
    SuperTech Member Posts: 2,568
    Bad end switch in the zone valve. Replace the zone valve.
  • Alan Welch
    Alan Welch Member Posts: 270
    I would verify that the circulator is running, and the zone is not airbound before throwing parts at it.
  • jgk381
    jgk381 Member Posts: 4
    Update:

    Problem solved. It ended up just being the bleed valve that needed to be opened.

    Thanks :)
    Intplm.

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