Delta F-25 Electric Heater User Manual


 
15
Domestic Piping
7
8
1
To dishwasher if
permitted by codes
2
3
Optional recirculation line
3
12" Heat trap
Cold water
inlet
4
3
3
6
9
Fig. 3: ELITE With Recirculation
1. Mixing valve with check valve
2. Flow check valve
3. Shut off valve
4. Backflow preventer or pressure reducing valve*
6. Thermal expansion tank
7. Circulator (controlled by aquastat)
8. Domestic drain valve
9. Vacuum breaker*
Note: All shut off valves
shown in this figure must be
closed when siphon draining
the ELITE
* Optional devices may be required by local Codes
12" Heat trap
Optional recirculation line
8
1
Cold water
inlet
4
3
3
6
9
7
2
3
Fig. 4: Multiple Units Installation With Recirculation