Installation & Operation Manual
3 Boiler side piping (continued)
Figure 3-1 Piping Diagram Zoned with Circulators
|
| ZONE #1 |
PRESSURE | PRESSURE | |
REDUCING VALVE | GAUGE | |
BACKFLOW |
|
|
PREVENTER |
|
|
MAKE UP WATER | SYSTEM SUPPLY | |
|
| SENSOR |
|
| (WHEN USED) |
AIR SEPARATOR |
| |
ZONE #2 ZONE #3 ZONE #4
ZONE CIRCULATORS
(TYPICAL)
EXPANSION |
|
|
|
TANK |
|
|
|
NOT TO EXCEED 4 PIPE DIA. |
| HOT | |
OR A MAXIMUM OF 12" APART |
| WATER | |
DRAIN POINT |
|
| OUT |
|
| ||
(TYPICAL) |
| ||
|
| ||
BALL VALVE |
|
| MIXING VALVE |
FLOW CHECK |
|
| |
(TYPICAL) |
| COLD | |
| VALVE |
| |
BOILER |
| WATER | |
| IN | ||
CIRCULATOR |
| ||
|
| ||
|
|
| RELIEF VALVE |
|
|
| TANK SENSOR/ |
|
|
| AQUASTAT |
UNION |
|
|
|
(TYPICAL) |
|
|
|
TEMPERATURE / |
|
|
|
PRESSURE |
|
| RECIRCULATION |
GAUGE |
|
| |
|
| PUMP | |
DRAIN |
|
| |
|
| CHECK VALVE | |
PRESSURE | SOLUTION | SQUIRE | DRAIN |
RELIEF VALVE | BOILER |
| ( FIELD SUPPLY ) |
NOTICE
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.
Please note that the installer is responsible for ensuring DHW prioritization when piped as a zone.
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