3
Summary
1. Glossary...................................................................................................................... 5
2. General ....................................................................................................................... 6
2.1 About the manual ............................................................................................. 6
2.2 General safety warnings ..................................................................................7
3. About R-290 refrigerant ........................................................................................... 8
3.1 Warnings for the installer and the Technical Support Service ....................9
3.2 General warnings .............................................................................................9
3.3 Safety checks and procedures ........................................................................9
3.4 Safety area .........................................................................................................12
4. Presentation of the product .................................................................................... 15
4.1 Identification .....................................................................................................15
4.2 Regulatory framework .....................................................................................15
4.3 Intended use .....................................................................................................15
4.4 Description ........................................................................................................15
4.5 Main components ............................................................................................. 16
4.6 Hydraulic module .............................................................................................18
4.7 Components supplied with the unit ............................................................... 20
4.8 Compatible accessories ...................................................................................20
5. Before installation .................................................................................................... 21
5.1 Prerequisites .....................................................................................................21
5.2 Reception ...........................................................................................................21
5.3 Storage ............................................................................................................... 21
5.4 Handling ............................................................................................................21
5.5 Removal of the packaging ...............................................................................22
6. Installation ................................................................................................................ 24
6.1 Prerequisites .....................................................................................................24
6.2 General diagram ...............................................................................................25
6.3 Clearances .........................................................................................................26
6.4 Positioning .........................................................................................................27
6.6 Access to internal parts ...................................................................................29
6.7 Removal of the transport bracket ...................................................................29
7. Water connections .................................................................................................... 30
7.1 General system diagram .................................................................................30
7.2 Prerequisites .....................................................................................................31
7.3 Water flow-rate .................................................................................................31
7.4 Minimum water content ..................................................................................31
7.5 Water characteristics ........................................................................................ 31
7.6 Cleaning .............................................................................................................31
7.7 Piping insulation ...............................................................................................32
7.8 Hydraulic circuit antifreeze protection ........................................................... 32
7.9 Automatic frost protection valves ..................................................................32
7.10 Position of connections ...................................................................................33
7.11 Hydraulic connection .......................................................................................33
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