Vaillant aroTHERM VWL Series, Installation Instructions Manual

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Contents
2
Installation instructions aroTHERM 0020147164_09
Contents
1 Safety .................................................................... 3
1.1 Action-related warnings ......................................... 3
1.2 Intended use .......................................................... 3
1.3 General safety information .................................... 3
1.4 Regulations (directives, laws, standards) .............. 5
1.5 Regulations............................................................ 5
1.6 Other regulations ................................................... 5
2 Notes on the documentation .............................. 6
2.1 Observing other applicable documents ................. 6
2.2 Storing documents................................................. 6
2.3 Validity of the instructions...................................... 6
3 System overview.................................................. 6
3.1 Safety devices ....................................................... 6
3.2 Design of the heat pump system ........................... 6
3.3 Functionality........................................................... 6
3.4 Basic system diagram (VWL 55/2 A 230 V) .......... 7
3.5 System diagram (VWL 85/2 A 230 V, VWL
115/2 A 230 V, VWL 155/2 A 230 V) ..................... 7
4 Product overview................................................. 8
4.1 Type designation and serial number ..................... 8
4.2 Information on the data plate................................. 8
4.3 CE marking ............................................................ 8
4.4 Local regulations.................................................... 8
5 Assembly and installation .................................. 9
5.1 Preparing for fitting and installation ....................... 9
5.2 Carrying out the installation ................................. 13
5.3 Hydraulics installation.......................................... 14
5.4 Carrying out the electrical installation.................. 15
6 Start-up ............................................................... 16
6.1 Run the start-up ................................................... 16
6.2 Heat pump operating concept ............................. 17
6.3 Running through the installation assistant........... 17
6.4 Calling up Live Monitor (checking status
codes) .................................................................. 17
6.5 Calling up statistics .............................................. 17
6.6 Filling the heating circuit ...................................... 17
6.7 Checking and treating the heating water/filling
and supplementary water .................................... 18
6.8 Filling the heating installation .............................. 19
6.9 Activating the heat pump ..................................... 19
6.10 Checking the product's operation ........................ 19
6.11 Operating noises.................................................. 20
6.12 Adjusting the heating circuit................................. 20
6.13 Installing the side casing ..................................... 21
6.14 Instructing the end user ....................................... 21
7 Maintenance ....................................................... 21
7.1 Observing maintenance intervals ........................ 21
7.2 Preparing for maintenance .................................. 22
7.3 Instructions before carrying out maintenance
work ..................................................................... 22
7.4 Yearly maintenance ............................................. 22
7.5 Cleaning the product............................................ 22
7.6 Draining the product ............................................ 23
7.7 Checking the product's status codes ................... 23
7.8 Checking the electrical installation ...................... 23
7.9 Start-up following maintenance ........................... 23
8 Troubleshooting ................................................ 23
8.1 Troubleshooting ................................................... 23
8.2 Fault codes .......................................................... 23
8.3 Carrying out the actuator test .............................. 24
8.4 Carrying out check programmes ......................... 24
9 Decommissioning.............................................. 24
9.1 Temporary decommissioning .............................. 24
9.2 Permanently decommissioning............................ 24
10 Recycling and disposal..................................... 24
10.1 Arranging disposal of refrigerant ......................... 24
11 Customer service............................................... 24
Appendix ............................................................................ 25
A
Connection diagrams ........................................ 25
A.1 Wiring diagram (VWL 55/2 A 230 V, VWL 85/2
A 230 V, VWL 115/2 A 230 V, VWL 155/2 A
230 V) .................................................................. 25
B Heat pump schematic........................................ 26
B.1 Heat pump schematic drawing (VWL 55/2 A
230 V) .................................................................. 26
B.2 Heat pump schematic drawing (VWL 85/2 A
230 V) .................................................................. 27
B.3 Heat pump schematic drawing (VWL 115/2 A
230 V) .................................................................. 28
B.4 Heat pump schematic drawing (VWL 155/2 A
230 V) .................................................................. 29
C Heat pump setting parameters......................... 29
D Status codes ...................................................... 30
E Technical data.................................................... 32
F Overview of fault codes .................................... 34
G Commissioning Checklist................................. 37
Index ................................................................................... 40