Appliance details

2.6Applications

Caution: the water heater which will be used to supply potable water shall not be connected to any heating system or component(s) previously used with a nonpotable water heating appliance.

Introduction

The application designs provided in this manual are general guides to be used when installing this recirculating water heater.

Pump Sizing

Required PS pumps are Taco 007 Bronze or Grundfos 15-42B. PZ pumps should be sized by a professional plumb- ing contractor based on the specific application.

Caution: Do not overpump the heater. Maximum 5 gpm water flow permitted through the heater.

Instantaneous water heater (direct tank load design)

Note: maximum amp draw: 1,5A. Do not connect additional pump to the appliance but use a relay panel if powering multiple pumps.

Fig. 6

Front cover

Low voltage access cover

Control panel

Fig. 7 Service position to access water and electric connections

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Bosch Appliances GWH-345/450-ESR-L, GWH-345/450-ESR-N manual Applications, Introduction, Pump Sizing

GWH-345/450-ESR-L, GWH-345/450-ESR-N specifications

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