Bosch AGS20-2 User Manual

Installation and servicing instructions
Solar pump station for solar thermal systems
AGS10-2, AGS10E-2, AGS20-2, AGS50-2
6 720 811 270 (2015/04) UK

Bosch AGS20-2 Specifications

General

Brand	Bosch
Model	AGS20-2
Category	Water Pump
Language	English

Summary

1 Symbols and Safety Instructions

1.1 Key to Symbols

Explains the meaning of warning symbols used in the manual.

1.2 General Safety Instructions

Covers essential safety advice for installation, maintenance, and operation.

4 Installing Pipework

4.1 General Information Regarding Pipework

4.2 Laying Pipes

5 Installing the Solar Pump Station

5.2 Mounting the Solar Pump Station

5.3 Electrical Connection

Safety precautions and requirements for electrical connections.

5.4 Installing the Safety Assembly

5.5 Connecting the Expansion Vessel and Pre-cooling Vessel

Steps for connecting expansion and pre-cooling vessels to the safety assembly.

5.6 Connecting Pipework and Pressure Relief Valve Discharge Pipe

6 Commissioning

6.1 Use of Heat Transfer Fluid

6.2 Purging and Filling

Procedure for purging the system and filling it with heat transfer fluid.

6.3 Setting the Flow Rate

Instructions for setting the correct flow rate for optimal system performance.

9 Faults