Tr/Smart Series Application; Domestic Piping Diagrams - Delta Performance PG-25 Installation And Maintenance Manual

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 PERFORMANCE. (See Fig. 10
page 19)
The domestic system recirculation, if used, is
directed to the TR/SMART Series Tank. The
circulator should be controlled by an aquastat.
Fig. 6: PERFORMANCE Without
Recirculation
1. Mixing valve with check valve
3. Shut off valve
4. Backflow preventer or pressure reducing valve*
* Optional devices may be required by local Codes

Domestic Piping Diagrams

1
To dishwasher if
permitted by codes
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.
U-Tube assembly
Re-attach valve handle
3
when draining inner tank
12" Heat trap
3
6
Note: All shut off valves shown in
8
this figure must be shut when siphon
draining the PERFORMANCE
6. Thermal expansion tank
8. Domestic drain valve
9. Vacuum breaker*
17
Cold water
3
9
4 inlet