Installation manual

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Table of Contents
Overview - Air to Water Heat Pump 1
1 Introduction 5
1.1 Scope of Delivery 5
1.2 Safety Warnings 6
1.2.1 Handling and Transport 6
1.2.2 General 6
1.2.3 Safety 6
1.2.4 Maintenance 7
1.2.5 Electrical Warnings 7
1.2.6 Intended Use 7
1.2.7 Legal 8
1.2.8 Connection to the Grid - Notifying the DNO (Distribution Network Operator) 8
1.2.9 Heat Pump Sizing 8
2 Preparation 9
2.1 Site Selection 9
2.1.1 Location of Heat Pump 9
2.1.2 Location of Indoor Components 9
2.1.3 Heat Pump Placement and Fixing 10
3 Installation 12
3.1 Plumbing Information 12
3.1.1 Pipe Sizing Information 12
3.1.2 Buffer Tank 13
3.1.3 Metering for the Domestic Renewable Heat Incentive 13
3.2 Plumbing - Installation 14
3.3 Electrical Information 14
3.3.1 Access to Electrical Connections - Opening the Heat Pump 17
3.3.2 Electrical Connections - Power and Communication Cable Heat Pump Connections 18
3.3.3 Modbus Cable Information 20
3.3.4 Opening and Installing the User Interface 20
4 Heat Pump Controller / Commissioning 21
4.1 Set to Work 21
4.1.1 Starting the Heat Pump in Cold Weather 21
4.1.2 Bivalent Mode (Alternative Back-Up Heat Sources) 22
4.1.3 Operating Modes 22
4.2 Commissioning 23
4.2.1 Waterside Check 24