Installation & Operation Manual
5 Hydronic piping (continued)
Figure
Model |
|
| Number of Units |
|
| ||
2 | 3 | 4 | 5 | 6 | 7 | 8 | |
|
| Manifold Pipe Sizes in Inches (mm) |
| ||||
1000 | 4 (102) | 5 (127) | 6 (152) | 6 (152) | 8 (203) | 8 (203) | 8 (203) |
1300 | 5 (127) | 5 (127) | 6 (152) | 8 (203) | 8 (203) | 8 (203) | 8 (203) |
1500 | 5 (127) | 6 (152) | 6 (152) | 8 (203) | 8 (203) | 8 (203) | 10 (254) |
NOTICE | A system supply sensor (factory | |
supplied) MUST BE installed for proper | ||
| ||
| boiler operation. |
HOT WATER
GENERATOR
WATER GENERATOR 
CIRCULATOR
(TYPICAL)
FLOW CHECK
VALVE (TYPICAL)
TYPICAL)
EXPANSION
TANK
PRESSURE GAUGE
HEAT EXCHANGER 1 BOILER PUMP
MAY SUBSTITUTE LOW LOSS HEADER
BALL VALVE (TYPICAL)
AIR
SEPARATOR
DRAIN POINT (TYPICAL)
SYSTEM SUPPLY
SENSOR
SYSTEM
CIRCULATOR
BACK FLOW
PREVENTER
MAKE UP
WATER
PRESSURE REDUCING (VALVE)
UNION (TYPICAL)
TEMPERATURE/
PRESSURE GAUGE
PRESSURE RELIEF
VALVE
HEAT EXCHANGER 2 |
|
|
|
| |
BOILER PUMP | TO FLOOR | |
| DRAIN (TYPICAL) | |
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.
System flow should always remain higher than the required flow for the boiler(s) when the boiler(s) is in operation to prevent short cycling and high limit issues.
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