11
Figure 11 – Hot Water Supply System (Model VW & PW)
NOTES:
Heavy line
indicates Heater to Tank Circulating Loop.
With
Horizontal
Tank
With
Vertical
Tank
Cold
Water
Bldg.
Loop
Circ.
Pump
Check
Valve
Throttling
Valve
Hot
Water
To Bldg.
Conventional
Tank
To Drain
To Drain
To
Drain
Pump
PW Series
VW Series
Optional Cold Water Supply
When Adequate Tank Opening
Not Available
Service
Valves
Hot Water
Return From
Bldg.
Cold
Water
Bldg.
Loop
Circ.
Pump
Hot
Water
To Bldg.
Conventional
Tank
Drain
Hot
Water
Storage
Tank
24" Min.
Service
Valves
To Drain
To
Drain
Pump
PW Series
VW Series
