Piping Diagram 3 Way Valve. These ports are usually described as one inlet and two outlet ports or one outlet and two inlet ports depending upon. If b port is.
Before installing the valve. Clean male pipe threads with wire brush and rag. Three way valves can be used as a remote air pilot for larger valves.
For multi port valves such as 3 way and 4 way the structure of the symbol is similar having a triangle to represent each port or way.
The purpose of a 3 way control valve is to shut off water flow in one pipe while opening water flow in another pipe to mix water from two different pipes into one pipe or to separate water from one pipe into two different pipes. 3 way actuated cooling air held off notea normally open 2 way poppet valve can also be used in place of the normally open 3 way above. Ab a b proportioned heat 25 gpm supply main return main 5 gpm 5 gpm ab a b no heat no flow through coil a b c vise grips hex end next. If b port is.