Bosch Appliances GWH 260 PN/HN2, GWH 425 PN/HN4GWH 4254 Parallel unit applications, Potable water

Models: GWH 425 PN/HN4GWH 4254 GWH 260 PN/HN2

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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 con- tinuous flows 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 flow, high volume hot water needs. Not intended for residential use. To bal- ance flows use reverse return piping. (shown below)

Application manual 11.2007

Bosch Water Heating

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Bosch Appliances GWH 260 PN/HN2, GWH 425 PN/HN4GWH 4254 manual Parallel unit applications, Potable water