Dunkirk DKVLT-050 Installation, Operation & Maintenance Manual page 15

NOTICE
Illustrations are meant to show system piping
concept only. Installer responsible for all
equipment and detailing required by authority
having jurisdiction.
FIGURE 5-4 System Piping
Pipe to
condensate
drain
Single Boiler
Multiple Boilers
5 - HYDRONIC PIPING
Safety Relief Valve
WALL
MOUNTED
ONLY
System System
Supply Return
Table 3 - System Piping Configurations
Two Pipe Zoned System
Primary/Secondary Pumping
Two Pipe Zoned System
Primary/Secondary Pumping
Piping Legend
With Zone Valves
With Zone Pumps
Closed External Primary Loop
Open External Primary Loop
With Zone Valves
With Zone Pumps
Closed External Primary Loop
Open External Primary Loop
15
figure 5-5
figure 5-6
figure 5-7A
figure 5-7B
figure 5-8A
Not Shown
figure 5-8B
figure 5-8C