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Bosch Compress 3400i AWS User Manual

Bosch Compress 3400i AWS
44 pages
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6721852066 (2023/01) GB/IE
Installation manual
Indoor Unit for Air to Water Heat Pump
Compress 3400i AWS
CS3400iAWS 10 E

Table of Contents

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Bosch Compress 3400i AWS Specifications

General IconGeneral
BrandBosch
ModelCompress 3400i AWS
CategoryHeat Pump Accessories
LanguageEnglish

Summary

Explanation of Symbols and Safety Instructions

Explanation of Symbols

Defines signal words and symbols used to indicate risks.

General Safety Instructions

Provides essential safety guidelines for installation, operation, and maintenance.

Regulations

Water Quality

Specifies water quality requirements for the heating system to prevent corrosion.

Product Description

Supplied Parts

Lists all components included with the indoor unit.

Information on the Indoor Unit

Details on indoor unit compatibility with outdoor units.

Declaration of Conformity

States compliance with British and European legislation.

Type Plate

Location and information found on the appliance's type plate.

Functional Principle

Explains the operational logic of the heat pump system.

Product Overview

Diagram showing main components and connections of the indoor unit.

Preparing for Installation

Product Dimensions and Minimum Clearances

Specifies physical dimensions and required installation clearances.

Connection Dimensions

Details pipe connection sizes and types for installation.

Installation

Considerations for Assembling the Indoor Unit

Key points for mounting the indoor unit correctly.

Heating System Minimum Volume and Flow

Requirements for system water volume and flow rate.

Transport and Storage

Insulation

Checklist

Removing the Front Cover of the Indoor Unit

Assembling the Drip Tray

Connection

Connecting the Indoor Unit with Integrated Electric Booster Heater

Details on connecting the indoor unit to the heating system and outdoor unit.

Filling the Outdoor Unit, Indoor Unit and Heating System

Primary Circulation Pump (PCO)

Heating Circuit Pump (PC1)

Electrical Connection

Connecting the Indoor Unit

Instructions for making electrical connections to the indoor unit.

Connections to Installer Module of the Indoor Unit

CAN-BUS

EMS BUS

Fitting Temperature Sensors

External Connections

Terminals for Electrical Connections

Commissioning

Commissioning Checklist

A checklist to ensure all commissioning steps are completed correctly.

Venting the Indoor Unit

Procedure for removing air from the indoor unit and heating system.

Adjusting the Operating Pressure of the Heating System

Steps to set and maintain the correct operating pressure.

Pressure Switch and Overheating Protection

Function Test

Operating Temperatures

Checking operating temperatures for optimal system performance.

Operation Without the Outdoor Unit (Individual Operation)

Maintenance

Particle Filter

Instructions for cleaning the particle filter.

Replacing Components

Procedure for replacing components in the indoor unit.

Installation of Accessories

CAN-BUS Accessories

Connecting accessories via the CAN-BUS.

EMS-BUS for Accessories

Connecting accessories via the EMS-BUS.

External Inputs

Installation of the Domestic Hot Water Cylinder

DHW Cylinder Temperature Sensor TW1

Diverter Valve VW1

DHW Circulation Pump PW2 (Accessory)

Several Heating Circuits (with Heating Circuit Module)

Installation with Swimming Pool

Connect-Key K 30 RF

Environmental Protection and Disposal

Technical Information

Specifications - Indoor Unit with Integrated Electric Booster Heater

Detailed technical specifications for the indoor unit.

Primary Circulation Pump Diagram (PCO)

Diagram showing the capacity curve of the primary circulation pump.

System Solutions

Overview of different system configurations and their requirements.

Explanations of the System Solutions

Bypass of the Heating System

System with Integrated Booster Heater, DHW and Heating Circuit Without Bypass and Mixing Valve

System with Integrated Booster Heater, DHW and Heating Circuit with or Without Mixing Valve and with Bypass

System with Integrated Booster Heater, Buffer, DHW and Heating Circuit with or Without Mixing Valve

Explanation of Symbols

Wiring Diagram

Installer Module of Indoor Unit with Integrated Electric Booster Heater

Wiring diagram for the installer module of the indoor unit.

CAN & EMS BUS

Wiring Diagram for 5.85kW 230V~ Electric Booster Heater, CS3400iAWS 4-10 OR-S 230V~

Wiring Diagram for 5.85kW 3N ~ Electric Booster Heater, CS3400iAWS 4-10 OR-S 230V~

400V 3N~ Indoor Unit with 230V~ Outdoor Unit

Connection Alternative for EMS Bus

EVU/SG Wiring Diagram for the Indoor Unit with an Integrated Electric Booster Heater

Photovoltaic

Cable Scheme

Measurements from Temperature Sensors

System Commissioning Report

Maintenance Protocol, Refrigerant (Log Book)