Dunkirk H2OI Single Coil Stainless Steel Indirect Water Heaters - Manual (Page 13)

13
Figure 1 - Domestic Water Piping
NOTICE
Figures 1, 2, 3 and 4 are meant to illustrate system piping only. The Installer is responsible for
conforming to the Local Codes. In Massachusetts, you must install a vacuum relief valve per 248 CMR.
See local code requirements.
Pipe relief valve discharge to
within 6" of floor. See Section
III, item #5.
Figure 2 - Typical Mixing Valve Install
Pipe relief valve discharge
to within 6" of floor. See
Section III, item #5.
Solar
Water
Heater
with
boiler
indirect
or
electric
back up
Drain Valve
Expansion
Tank
Temperature
& Pressure
Relief Valve
Cold
Inlet
Hot
Outlet
Hot Water Supply
Anti-
scald
valve
Check
Valve
Shut off
Valve
Cold Water Supply
Single Tank
Installation