Bosch 520PN Applications Manual page 18

Applications Manual
1 6 | THERM/GREENTHERM Tankless Water Heaters
9 Domestic Water Heating
Applications
Potable water
Potable water is water that is suitable for drinking. Bosch
Thermotechnology Corp. appliances are approved to heat
potable water only. Heating any other liquid other than po-
table water will void the manufacturer's warranty covering
the appliance.
Introduction
This chapter covers the various application techniques
Bosch Thermotechnology Corp. recommends. The
schematics are to be used by professional contractors
in designing a domestic water heating system. The
applications covered range from single appliance low
volume to multi-appliance central domestic recirculation.
Data subject to change Bosch Thermotechnology Corp.