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Question About Weil-McLain Boiler CG-5-spon serie 12
heat keeps rising no matter the temperature setting...

i suspect it is the relay, however i am unsure. no matter the temperature setting the boiler keeps rising the temperature and heating the house. until 90 if i let it. to stop it i power it off. please help me

Asked by brian on 11/14/2010 2  Answers

ManualsOnline posted an answer 13 years, 10 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

regina richardson posted an answer 13 years, 8 months ago

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david posted an answer 13 years, 7 months ago

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