Typical piping applications (cont.):
Figure 6_Primary /Secondary Piping of a Single Boiler - 2" Valve
A = BLENDED
WATER |
|
B = FROM | C = SYSTEM |
BOILER | RETURN |
OUTLET DETAIL | WATER |
Note: Valve must be installed with proper port orientation. Failure to observe port markings on the valve body prior to installing the valve could result in damage to the unit.
DETAIL
*Best practice for Indoor/Outdoor reset. **Best practice for set point operation.
|
|
| . |
|
|
| DIA |
|
| PIPE | |
| 4 | APART | |
| EXCEED.OF | 12” |
|
NOT | TO MAX |
|
|
A |
|
| |
OR |
|
|
NOTES: 1) Unit(s) high limit must be set at max.
2)Inlet and outlet connections to the boiler are shown for reference only. Actual connections may vary from those represented here. Consult the Installation and Service Manual for actual locations.
3)Unit(s) pump should operate only during firing periods.
Figure 7_Primary/Secondary Piping of Multiple Boilers - 2" Valve for each boiler
|
|
| . |
|
|
| DIA |
|
| PIPE | |
| 4 | APART | |
| EXCEED.OF | 12” |
|
NOT | TO MAX |
|
|
A |
|
| |
OR |
|
|
NOTES: 1) Unit(s) high limit must be set at max.
2)Inlet and outlet connections to the boiler are shown for reference only. Actual connections may vary from those represented here. Consult the Installation and Service Manual for actual locations.
3)Unit(s) pump should operate only during firing periods.
INS7238 Rev C | 3 of 8 |
|