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  1. Residential HVAC Forum
    Hi all, My boiler needs a new ignition control. The current one is a UTEC 1003-511 model. I can't find that particular model anywhere, but there is a 1003-611A available, which says that it replaces the 1003-511. Everything about the two models looks almost identical, except the old one is...
  2. General HVAC Discussion
    Hi!! I am putting a new combustion chamber in a Burnham KRSA-125 boiler. Upon removing outter Metal jacket on Boiler I noticed a minimal amount of insulation on the jacket with a lot of extra space around the boiler water tank does anybody see a problem with my wrapping some 2 inch fiberglass...
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