Dhw Piping With Prestige And Smart - Prestige Solo 175 Installation And Maintenance Manual

Boiler Piping
System
Supply
System
Return
8
Fig. 9: DHW Piping with a PRESTIGE and SMART
1. PRESTIGE boiler
2. SMART water heater
3. Isolation valve
4. DHW circulator
5. CH circulator
NOTICE
The boiler system piping shown in Fig. 9
must be a "closed" system to avoid any
oxygen contamination and potential fail-
ure of the outer tank of the Smart.
7
1
5
3
Domestic
Hot
3
6
4
6. Flow/check valve
7. Pressure relief valve
8. Drain/purge valve
21
Domestic
Cold
2