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Drains
Drains
Drains
Drains
Check
Valve
Valves
Indirect
Tank
Check
Valve
Valves
Indirect
Tank
DHW Pump
DHW Pump
JX
JX
JX
JX
Check
Valve
Valves
Valves
Indirect
Tank
Air Scoop
DHW Pump
Pump
Zone
Valves
Valves
Check
Valve
Valves
Valves
Indirect
Tank
Air Scoop
Zone
Pumps
(must be sized
properly)
Valves
Check
Valves
DHW Pump
Drains
Drains
Drains
Drains
Check
Valve
Valves
Indirect
Tank
Check
Valve
Valves
Indirect
Tank
DHW Pump
DHW Pump
JX
JX
JX
JX
Check
Valve
Valves
Valves
Indirect
Tank
Air Scoop
DHW Pump
Pump
Zone
Valves
Valves
Check
Valve
Valves
Valves
Indirect
Tank
Air Scoop
Zone
Pumps
(must be sized
properly)
Valves
Check
Valves
DHW Pump
Drains
Drains
Drains
Drains
Check
Valve
Valves
Indirect
Tank
Check
Valve
Valves
Indirect
Tank
DHW Pump
DHW Pump
JX
JX
JX
JX
Check
Valve
Valves
Valves
Indirect
Tank
Air Scoop
DHW Pump
Pump
Zone
Valves
Valves
Check
Valve
Valves
Valves
Indirect
Tank
Air Scoop
Zone
Pumps
(must be sized
properly)
Valves
Check
Valves
DHW Pump
Drains
Drains
Drains
Drains
Check
Valve
Valves
Indirect
Tank
Check
Valve
Valves
Indirect
Tank
DHW Pump
DHW Pump
JX
JX
JX
JX
Check
Valve
Valves
Valves
Indirect
Tank
Air Scoop
DHW Pump
Pump
Zone
Valves
Valves
Check
Valve
Valves
Valves
Indirect
Tank
Air Scoop
Zone
Pumps
(must be sized
properly)
Valves
Check
Valves
DHW Pump
For models 50 - 75
For models 50 - 75
For model 100
NOTE: Primary Secondary piping option OR Low Loss Header are required for the model 100.
NOTE: Pumps are sized for Boiler & Zone Headloss. See SECTION 5
For model 100
6.D Typical Plumbing Diagrams
These diagrams are only meant as a guide. All components or piping required by local code must be installed.
Figure 12. Zone Pumps and DHW
Figure 13. Zone Valves and DHW
Figure 14. Primary Secondary,
Multi-Zone Pump System and DHW
Figure 15. Primary Secondary,
Multi-Zone Valve System and DHW
KEY: PUMP
CHECK VALVE
VALVE
ZONE VALVE
UNION
AUTO AIR BLEEDER
M
INI-
T
HERM
JX
Residential Boilers
®