3.5.5 System Application - DHW System with Indirect Tank
Make-up Water
Backflow preventer
Pressure reducing valve
DHW Inlet
System application drawings are intended to explain the system piping concept only.
Note
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Refer to "3.3 Filling the System" on page 24 for make-up water connections and refer to the requirements of your local codes
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to ensure compliance.
Use a pump with an integral check valve or install a check valve at the pump outlet.
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Refer to the "3.6.7 Wiring Diagram - DHW System with Indirect Tank" on page 34 for wiring connections.
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30
Installing the System Piping
System Pump
Expansion Tank
DHW Outlet
Anti-scald mixing valve
Indirect Tank
Air Separator
Boiler Pump
DHW Pump