HTP EFT-399 User Manual

Page 22

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LP-387 REV. 6.10.14

Figure 7

– Near Boiler Piping* –

NOTE: This drawing is meant to show system piping concept only. Installer is responsible for all

equipment and detailing required by local codes. *Top / Bottom Supply / Return Connections available on EFT-155, EFT-199, EFT-285, and
EFT-399 Models ONLY

NOTE: In piping applications utilizing a single zone, it is recommended that the installer use flow / check valves with weighted seats at
or near the boiler to prevent gravity circulation.

This manual is related to the following products:

EFT-285 EFT-199 EFT-155 EFT-110 EFT-80 EFT-55