22
4.0
Boiler Piping
smart
P G
Z.V
.
Z.V
.
DHW
CH
DHW
Hot
DHW
Cold
smart
P G
CH
DHW
DHW
Hot
DHW
Cold
Fig. 11: System Piping - Multiple Zone Valve with Single System/Boiler Circulator
Fig. 12: System Piping - Single Zone System with Single System/Boiler Circulator
Note:
Verify CH circulator is
properly sized to overcome the
system pressure drop and pro-
vide adequate flow through the
boiler system.
Note:
Verify CH circula-
tor is properly sized to
overcome the system pres-
sure drop and provide ade-
quate flow through the
boiler system.
The boiler system piping shown must be a “closed” system to avoid any
oxygen contamination and potential failure of the outer tank of the Smart.
NOTICE
Note:
Reference Fig. 27, page 39 for
Prestige Wiring.
Note:
Reference Fig. 28, page 39 for
Prestige Wiring.