6
Hydronic piping
Figure 6-5 Single Boiler - Single Temperature Zoned with Circulators - DHW Priority
PRESSURE
REDUCING VALVE
BACKFLOW
PREVENTER
MAKE UP
WATER
SYSTEM SUPPLY SENSOR
AIR SEPARATOR
BALL VALVE
(TYPICAL)
DRAIN POINT
(TYPICAL)
BOILER
CIRCULATOR
Please note that these illustrations are meant to show system piping concept only, the installer is responsible
NOTICE
for all equipment and detailing required by local codes.
40
ZONE #1
PRESSURE
GAUGE
EXPANSION
TANK
MAY SUBSTITUTE LOW LOSS HEADER
NOT TO EXCEED 4 PIPE DIA OR MAX. OF 12" APART
Y-STRAINER
(RECOMMENDED)
PRESSURE
RELIEF VALVE
UNION
(TYPICAL)
TEMPERATURE /
PRESSURE
GAUGE
Installation & Operation Manual
ZONE #2
ZONE #3
ZONE #4
DOMESTIC
ANTI-SCALD
HOT WATER
CIRCULATOR
BOILER
DRAIN
FLOW CHECK
VALVE
(TYPICAL)
ZONE CIRCULATORS
(TYPICAL)
HOT
WATER
OUT
MIXING
VALVE
COLD
WATER
IN
INDIRECT
DHW TANK