Jc60618 DIY Junior Member Messages 87 Reaction score 0 Points 0 Location Chicago Dec 12, 2009 #1 I have a dumb question. I have a boiler system my question is, once the system is filled and the correct PSI is reached does the gate valve have to be closed or does it need to remain open? The gate valve is before the reducing valve.
I have a dumb question. I have a boiler system my question is, once the system is filled and the correct PSI is reached does the gate valve have to be closed or does it need to remain open? The gate valve is before the reducing valve.
JohnjH2o1 Plumbing Contractor for 49 years Messages 1,188 Reaction score 13 Points 38 Location Florida Dec 12, 2009 #2 The valve should remain open as long as there is a reducing valve between the valve and the boiler. John
The valve should remain open as long as there is a reducing valve between the valve and the boiler. John
Jadnashua Retired Defense Industry Engineer xxx Messages 32,770 Reaction score 1,195 Points 113 Location New England Dec 12, 2009 #3 The system should also have a check valve to prevent stagnant boiler water from potentially back flowing if there were a hiccup.
The system should also have a check valve to prevent stagnant boiler water from potentially back flowing if there were a hiccup.
