Piping Diagram For Mixing Valves. 1 327 34 mixing valve 1 199 34 ball drain valve on off switch must be in the on position for this install. See drawings on page 1.
The flow enters port a from the coil and port b from the bypass and exits from the common port ab stem up. L it is commonly accepted that a thermostatic mixing valve provides energy savings of 30 compared to a simple mixing valve. 60722 piping for recirculation systems having master thermostatic valves.
60722 piping for recirculation systems having master thermostatic valves.
Three way mixing valve this port is typically labeled no for normally open although it is sometimes labeled b bottom port. See drawings on page 1. We sometimes hear about a pump discharge being piped to the hot inlet of a. Figure 4 phoenix with recirculation line and thermostatic mixing valve piping notes.