Installation & Operation Manual
6 Hydronic piping
Figure 6-3 Single Boiler - Single Temperature Zoned with Circulators
|
| ZONE #1 |
|
|
PRESSURE | PRESSURE |
|
|
|
REDUCING VALVE | GAUGE | ZONE #2 | ZONE #3 | ZONE #4 |
BACKFLOW |
|
|
| FLOW CHECK |
PREVENTER |
|
|
| |
|
|
| VALVE | |
|
|
|
| (TYPICAL) |
MAKE UP WATER |
|
|
|
|
SYSTEM SUPPLY |
|
|
| ZONE CIRCULATORS |
SENSOR |
|
|
| |
|
|
|
| (TYPICAL) |
AIR SEPARATOR |
|
|
|
|
|
| EXPANSION |
|
|
|
| TANK |
|
|
BALL VALVE 
(TYPICAL)
DRAIN POINT 
(TYPICAL)
BOILER
CIRCULATOR
MAY SUBSTITUTE LOW LOSS HEADER
NOT TO EXCEED 4 PIPE DIA OR MAX. OF 12" APART |
|
| HOT |
|
| WATER |
| OUT | |
(RECOMMENDED) | DOMESTIC | |
| MIXING VALVE | |
| HOT WATER | |
| CIRCULATOR | COLD |
|
| WATER |
|
| IN |
PRESSURE |
RELIEF VALVE |
UNION (TYPICAL)
BOILER
TEMPERATURE / | DRAIN | INDIRECT |
PRESSURE | ||
GAUGE |
| DHW TANK |
NOTICE
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.
40 
