Recent content by mandritoiu

  1. M

    williamson boiler mod 1135-601, Temp stuck at 140F,

    Mine has NO outdoor control. The designated place on the board is empty. The chip is missing.
  2. M

    williamson boiler mod 1135-601, Temp stuck at 140F,

    I have the same symptom, and I reached the same conclusion, after playing with the potentiometer. Then I found your post. Now I'm pretty confident that this is it. It's enough to press it a bit (not just rotate) and the boiler ignites, before shutting itself off again. I'll get a new control...
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