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Domestic Piping
TR/SMART Series Application
For applications requiring large volumes of
domestic hot water over an extended period,
the installer may include a Triangle Tube
TR/SMART Indirect Water Heater in conjunc-
tion with the ELITE. (See Fig. 6 page 16)
The domestic system recirculation, if used, is
directed to the TR/SMART Series Tank. The
circulator should be controlled by an aquastat.
The primary piping to the TR/SMART Series
tank must comply with the piping methods
details in SECTION V - Primary Piping or with
other recognized piping methods.
Additional information regarding domestic and
primary piping can be found in the TR/SMART
Installation Manual.
12" Heat trap
8
1
To dishwasher if
permitted by codes
3*
Cold water
inlet
4
3
3
6
9
U-Tube
assembly
Fig. 2: ELITE Without Recirculation
Note: All shut off valves shown in
this figure must be shut when siphon
draining the ELITE.
Domestic Piping Diagrams
1. Mixing valve with check valve
3. Shut off valve
4. Backflow preventer or pressure reducing valve*
6. Thermal expansion tank
8. Domestic drain valve
9. Vacuum breaker*
* Optional devices may be required by local Codes