A.O. Smith APW015DW - Page 12

12
3 Hydronic piping
DIR #20005775360
TEMPERATURE GAUGE
FLOW INDICATOR
BALANCING VALVE
PUMP
EXPANSION
TANK
RELIEF VALVE
ACCUMULATOR
TANK
COLD WATER SUPPL
Y
HOT WATER SUPPLY
BOILER WATER
IN
BOILER WATER
OUT
BUILDING RETURN
Figure 3-5 Water to Water Heat Exchanger Single Unit with Accumulator Tank
Please note that these illustrations are meant to show system piping concept only, the installer is responsible
for all equipment and detailing required by local codes.
NOTICE
Indirect Plate Water Heater Installation & Service Manual