In my last article we’d started to look at the instruments necessary for setting up the boiler. Today’s boilers are extremely sophisticated, and require the use of a combustion flue gas analyzer in order to properly set them up to ensure proper operation. The good ol’ days of a bang bang boiler (either on or off) are long gone. Today’s boilers come with
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Commissioning hydronic systems, Part 3
Today’s boilers come with turndown ratios that result in having to test the appliance at a minimum of three different points on the appliance’s modulating scale.