Typical piping applications:
Figure 4_Primary/Secondary Piping of a Single Boiler - 1 1/2" Valve
A = BLENDED
WATER
B = FROM BOILER OUTLET
C = SYSTEM
RETURN
WATER
DETAIL
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 |
|
|
|
**REMOTE |
|
|
|
SENSOR |
|
|
|
REQUIRED |
|
| . |
|
| PIPE | DIA |
| .10 |
| |
|
|
| |
| MIN |
|
|
*Best practice for Indoor/Outdoor reset. **Best practice for set point operation.
*REMOTE 
SENSOR 
REQUIRED 
|
| . |
| PIPE | DIA |
.10 |
| |
|
| |
MIN |
|
|
|
|
| . |
|
|
| 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 5_Primary /Secondary Piping of Multiple Boilers - 1 1/2" Valve for each boiler
REMOTE SENSOR REQUIRED
| REMOTE | ||
| SENSOR | ||
| REQUIRED | ||
|
|
| . |
|
|
| DIA |
|
| PIPE | |
| 4 | APART | |
| EXCEED.OF | 12” |
|
NOT | TO MAX |
|
|
A |
|
| |
OR |
|
| |
|
| . |
| PIPE | DIA |
.10 |
| |
|
| |
MIN |
|
|
REMOTE SEQUENCER
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
2 of 8
