Dunkirk Helix VLT Vertical Laser Tube, Wall Hung Modulating Condensing Boiler User Manual
Page 16
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FIGURE 5-5 Single Boiler Two-Pipe Zoned System With Zone Valves
FIGURE 5-6 Single Boiler Two-Pipe Zoned System With Zone Pumps
Heat exchanger
ball valve open
(as shipped)
Heat exchanger
ball valve open
(as shipped)
DHW
Pump
CH/System
Pump
DHW
Pump
Zone
Pump
5 - HYDRONIC PIPING
3/8"/10mm Open
End Wrench may
be required to
turn valve
3/8"/10mm Open
End Wrench may
be required to
turn valve