29*When aquastat is used for automatic changeover, bypass is required asindicated by dashed line.NOTES:1. Packages factory furnished and field installed (except 42S units).2. Valves are 5/8-in. ODS unless otherwise specified.3. If an automatic flow control valve is added, it will be located on supply linebetween shutoff valve and coil (or motorized control valve, if supplied).4. Packages 17-A,C,D,E,F,J,K,L, and P are listed on current price pages.5. Modulating control valve is installed in return line (not shown).a42-3988VALVE PACKAGE ARRANGEMENTSLEGENDBall ValveBall Valve with Memory StopCircuit SetterMotorized 2-Way ValveMotorized 3-Way ValveMMM