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Posted by Keith on July 09, 2007 at 16:36:58:
In Reply to: Gas train vent piping posted by j baughman on February 28, 2007 at 10:40:03:
: I need resources to check on the proper way to pipe the
: venting of main gas valves, & pressure switches on 3
: steam heating boilers. Currently they are piped together to a main header and out.I was told by an Inspector they may not be correct as to how they are piped in.
If you are looking at CSD-1 in the CF section it tells you that all regulators MUST be vented to the atmosphere seperately and that the pressure switches can go out in a manifold as long as you increase the pipe size each time you tie into the manifold
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