LAARS NeoTherm NTV1000 - Install and Operating Manual - Manual (Page 31)

NeoTherm Boilers and Water Heaters Page 27
fig. 18 - DHW Piping - two Heaters, two Vertical tanks
noteS:
1. Optional CWMU & recirculation
line location.
2. Locate the NTV DHW sensor
or remote aquastat well
in lower 1/3 of tank.
3. Back flow preventer may be
required - check local codes.
4. Thermal expansion tank may be
required - check local codes.
5. Caution: Pump sizing must
be based upon water
hardness at job site.
WarnInG: This drawing shows
suggested piping configuration and
valving. Check with local codes and
ordinances for additional requirements.
Building
return
Supply
TPRV
2
Ball valve
(typical)
2
1
3
4
3
Cold water
supply
Expansion
tank
4
Pump
Pump
Check valve
Check valve
TPRV