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Weil McLain HE II Boiler Image 9

Remember you can click on any image to see a larger image. in the above image the blue arrow is pointing to a role out switch, if the boiler is plugged or if for any reason the flame can not go up , this switch will turn the boiler off, this part is not reset able, once it shuts the boiler down it will need to be replaced, Note: there are many different temperature settings for spill switches, they all look the same, make sure your tech replaces it with the correct one for your boiler.

Transformer for boiler



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