Laars MagnaTherm MGH1600 Installation And Operation Instructions For page 31

Modulating boiler/water heater, 1,600/1,999/2,499/3,000/3,500/4,000 mbtu/h
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MagnaTherm Boilers and Water Heaters
Note -
This drawing is a schematic
representation of a piping style,
and is not intended to be used
as a working installation drawing.
Local code requirements
must be met.
Air vent
Expansion tank
4 pipe dia. max.
Figure 11. Hydronic Piping — Single Boiler with Low Temperature Zones and Indirect DHW Tank
Indirect tank directly off of boiler
Low temp. radiant zone
Water feed controls
Low temp. radiant zone
Anti-scald
mixing
valve
Domestic
Indirect DHW tank
hot water
out
Cold water
Page 27

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