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Auto mag zone seems to be stuck shut

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Is it possible that the coil is bad or that the plunger is just stuck? What is this likely to be? You’re dealing with a pretty handy guy but I have zero experience with boilers. We moved to a new house. 

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  • snowshoe22
    snowshoe22 Member Posts: 2
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  • Paul Pollets
    Paul Pollets Member Posts: 3,656
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    Replace the zone valve with a new one and it will give you years of use
  • hot_rod
    hot_rod Member Posts: 22,158
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    Some of those are power close, do you know which model you have
    Bob "hot rod" Rohr
    trainer for Caleffi NA
    Living the hydronic dream