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Bryan Steam, LLC
www.bryanboilers.com
Phone: 765-473-6651
783 N Chili Ave, Peru, IN 46970 [email protected]
Figure 26: Multiple Boilers, Primary Reverse-Return Piping
1000 model shown.
Inlet/Outlet Connections
are different on the 1500-
6000 models.
System Circulator
Check Valve
Pressure Reducing Valve
Check Valve
Inlet/Return
Y-Strainer
Expansion Tank
Air Vent
Motorized Isolation Valve
Isolation Valve
Outlet/Supply
Makeup Water
1500-3000 model shown.
Inlet/Outlet Connections
are similar on the 3500-
6000 models.
System Circulator
Check Valve
Pressure Reducing Valve
Motorized Isolation Valve
Makeup Water
Outlet/Supply
Y-Strainer
Check Valve
Isolation Valve
Inlet/Return
Air Vent
NOTICE
1. These are suggested piping configurations.
It is the installer's responsibility to conform
to local codes and ordinances for additional
requirements.
2. Pressure relief valve rating shall not exceed
pressure rating of any component in the system.
3. Some piping components cannot be supported
by the pipping. Refer to the manufactures'
installation instructions.
4. Circulation pump must be sized to overcome the
pressure drop across the entire loop.