Contents
0020291573_00 Heat pump control interface module Installation instructions 11
Installation instructions
Contents
1 Safety .................................................................. 12
1.1 Action-related warnings ....................................... 12
1.2 Intended use........................................................ 12
1.3 General safety information .................................. 12
1.4 Regulations (directives, laws, standards) ............ 13
2 Notes on the documentation ............................ 14
2.1 Further information .............................................. 14
3 Product overview............................................... 14
3.1 Heat pump system............................................... 14
3.2 Overview of functional elements.......................... 14
3.3 Connecting the power supply cable and eBUS
cable in the system .............................................. 14
3.4 CE marking .......................................................... 15
3.5 Safety devices ..................................................... 15
3.6 Energy balance control........................................ 15
3.7 Compressor hysteresis ........................................ 15
3.8 Cooling mode....................................................... 15
4 Set-up.................................................................. 15
4.1 Checking the scope of delivery............................ 15
4.2 Selecting the installation site ............................... 15
4.3 Opening the housing............................................ 15
4.4 Installing the product............................................ 16
4.5 Closing the casing ............................................... 16
5 Installation.......................................................... 16
5.1 Installing the VR 10 standard sensor................... 16
5.2 Installing the external temperature sensor .......... 16
5.3 Preparing the electrical installation...................... 16
5.4 Installing components for the energy supply
company lockout function .................................... 17
5.5 Connecting the circulation pump ......................... 18
5.6 Connecting a limit thermostat for the
underfloor heating................................................ 18
5.7 Connecting the outdoor temperature sensor ....... 18
5.8 Connecting the external prioritising diverter
valve (optional) .................................................... 18
5.9 Connecting the VR 70/VR 71 mixer module........ 18
6 Operation............................................................ 18
6.1 Operating concept of the product ........................ 18
7 Start-up ............................................................... 18
7.1 Starting up the product ........................................ 18
7.2 Switching on the product ..................................... 18
7.3 Running the installation assistants ...................... 18
7.4 Menu functions without the optional system
control .................................................................. 19
7.5 Calling up the installer level ................................. 19
7.6 Checking the configuration .................................. 19
7.7 Calling up statistics.............................................. 19
7.8 Displaying the filling pressure in the building
circuit ................................................................... 19
7.9 Checking the heating mode................................. 19
7.10 Checking the domestic hot water generation ...... 19
7.11 Floor drying.......................................................... 19
7.12 Starting up the optional system control ............... 20
8 Adapting the unit to the heating
installation.......................................................... 20
8.1 Configuring the heating installation ..................... 20
8.2 Total pressure losses in the system .................... 20
8.3 Instructing the end user ....................................... 20
9 Troubleshooting ................................................ 20
9.1 Contacting your service partner........................... 20
9.2 Reading off the fault codes .................................. 20
9.3 Querying the fault memory .................................. 21
9.4 Displaying Live Monitor (status codes)................ 21
9.5 Using the function menu...................................... 21
9.6 Carrying out the actuator test .............................. 21
9.7 Resetting parameters to factory settings ............. 21
10 Inspection and maintenance ............................ 21
10.1 Checking maintenance messages....................... 21
10.2 Using check programmes.................................... 21
11 Decommissioning.............................................. 21
11.1 Decommissioning the product ............................. 21
12 Recycling and disposal..................................... 21
Appendix ............................................................................ 22
A Printed circuit board.......................................... 22
B Basic connection diagram for the energy
supply company lockout................................... 23
C Installer level overview...................................... 24
D Status codes ...................................................... 27
E Maintenance messages .................................... 29
F Fault codes......................................................... 30
G Characteristic values for the internal
temperature sensors, hydraulic circuit ........... 34
H Characteristic values for the VRC DCF
outdoor temperature sensor............................. 35
I Technical data.................................................... 35
Index ................................................................................... 36
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