Originally Posted by Mike Leary
Why? Since pros have been using the programmable fill delay forever without any problems, I find your comment ludicrous, at best. Most of our RM systems have NO valves, not for your unexplained reason (
), but because those systems have quick-couple lines as well as zone valves. I have had problem zero with NC and NO master valves. It goes back to a proper design from the git, not some stupid ass head scratching re-do.
Power to ya mike. I wouldn't open a nc master valve unless i knew the line was fully charged without opening a zone valve. NO mv is a different matter.
My guess is your N. O. Existed for your convenience not for emergency shut down through a flow sensor.
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