Engineered Systems - January 2009 - (Page 59) www.dedietrichboilers.com Sometimes, conditions inside the boiler itself may have changed over the years, such as the spacing of tubes between passes that can make for leaked CO rich flue gas to the flue. This is not the fault of the burner, but it would most likely be discovered in the burner commissioning process. lems that could crop up and all of the possible contingencies. Better that everyone knows that even under the best of circumstances sometimes these projects do not go well, rather than to try and deal with this later. SAFETY DEVICES AND CLOSE-OUTS It should be understood that changing anything regarding the piping of a fuel train should trigger certain automatic events, regardless of what anyone thought the scope was. For example, any time a fuel train is opened up for any reason, the tightness of all automatic valves in a system should be checked immediately prior to putting the device back into service. They should again be checked within two weeks, and then again after three months before the normal annual schedule is continued. Opening up any fuel train creates D e D i e t r i c h BOILERS Makes a Difference Input 16 at www.esmagazine.com/instantproductinfo Input 219 at www.esmagazine.com/instantproductinfo w w w. esmag a zin e. c o m ESM09084Parker.indd 1 8/19/08 3:25:17 PM ESM01094DeDietrich1.indd 1 59 12/22/08 3:19:06 PM http://www.dedietrichboilers.com http://www.parkerboiler.com http://www.parkerboiler.com http://www.esmagazine.com/instantproductinfo http://www.esmagazine.com/instantproductinfo http://www.esmagazine.com
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