High Volume Potable Water Heating; Parallel Unit Applications - Bosch GWH 715 ES Applications Manual

2 6 | Applications manual

4 High Volume Potable Water Heating

Potable water
Potable water is water that is suitable for drinking. Bosch Water
Heating appliances are approved to heat potable water only. Heating
any other liquid other than potable water will void the manfuctures
warranty covering the appliance.
Introduction
This section lays out the options for high volume water heating for
large residential and light commercial applications including
continuous fl ows and high volume demands of large home and
commercial applications.

4.1 Parallel unit applications

Parallel unit applications have twice the activation rate of single unit
applications. The following designs are for continuous fl ow, high
volume hot water needs. Not intended for residential use. To
balance fl ows use reverse return piping. (next page)
BOSCH THERMOTECHNOLOGY CORPORATION
Application manual | 11.2007