Table Of Contents; 1 Notes On The Documentation - Vaillant geoTHERM VWS Installation Instructions Manual

Contents
Contents
1 Notes on the documentation ...........................
1.1 Storage of the documents ......................................
1.2 Symbols used .............................................................
1.3 Applicability of the manual ..................................... 4
1.4 CE label ........................................................................ 4
1.5 Intended use ............................................................... 4
2 Description of the appliance ...........................
2.1 Data badge ..................................................................
2.2 Functional principle .................................................. 6
2.3 Design of the heat pump .........................................
2.4 General notes on operating modes and
functions ...................................................................... 9
3 Safety instructions and regulations .............. 10
3.1 Safety instructions ................................................... 10
3.2 Regulations, rules, guidelines ............................... 10
3.3 Coolants ....................................................................... 11
4 Assembly and installation ............................... 12
4.1 Accessories ................................................................. 12
4.2 Requirements of the installation site .................. 12
4.3 Dimensions and clearances .................................... 13
4.4 Assembly/Installation at a glance ........................ 14
4.5 Preparatory work in the installation area .......... 14
4.6 Requirements of the heating circuit .................... 15
4.7 Scope of delivery ...................................................... 15
4.8 Unpacking the unit and checking the delivery .. 16
4.9 Transporting the heat pump .................................. 16
4.10 Installing the heat pump ......................................... 17
4.11 Removing the cladding ............................................ 18
4.12 On-site installation .................................................... 19
4.12.1 Assembly of the heating system ........................... 20
4.12.2 Assembly, brine circuit ............................................ 20
4.13 Fitting the VRC DCF outside temperature
sensor ........................................................................... 21
4.14 Fitting the VR 90 remote control unit................. 21
4.15 Installing the VR 60 mixer module ....................... 21
5 Filling the heating and heat source systems 21
5.1 Filling the heating circuit ........................................ 21
5.2 Filling the brine circuit ............................................. 21
6 Electrical installation ....................................... 24
6.1 Safety and installation information...................... 24
6.2 Regulations pertaining to electrical
installations ................................................................ 24
6.3 Electronic box ............................................................ 25
6.4 Connecting the power supply ................................ 25
6.4.1 Unblocked mains supply (Electroplan 1) .............. 26
6.4.2 Dual circuit feed, heat pump tariff
(Electroplan 2) ........................................................... 27
6.4.3 Dual circuit feed, special tariff
(Electroplan 3) ........................................................... 28
6.4.4 Connecting external components ......................... 29
2
6.4.5 Simultaneous operation of the compressor
and auxiliary heating ................................................ 30
6.5 Controller PCB at a glance ..................................... 31
3 6.6 Wiring the controller PCB ....................................... 32
3 6.6.1 Connecting the VR 10 standard sensor ............... 32
3 6.6.2 Direct heating operation (Hydraulic plan 1) ....... 33
6.6.3 Mixer circuit with buffer cylinder
(Hydraulic plan 2) ...................................................... 34
6.6.4 Direct heating operation and domestic
hot water cylinder (Hydraulic plan 3) .................. 35
5 6.6.5 Mixer circuit with buffer cylinder and domestic
5 hot water cylinder (Hydraulic plan 4) .................. 36
6.7 Connecting the DCF receiver ................................. 37
7 6.8 Connecting accessories ........................................... 37
6.8.1 Installing the VR 90 remote control unit ............ 37
6.8.2 Connecting further mixer circuits ........................ 38
6.8.3 Connecting vrnetDIALOG ........................................ 38
6.9 Connecting an external boiler ............................... 39
6.10 Fitting the cladding and the control panel ......... 39
7 Start-up .............................................................. 41
7.1 General points regarding start-up ........................ 41
7.2 Operating the controller ......................................... 42
7.2.1 Finding your way around the controller ............. 42
7.2.2 Calling up the screens ............................................. 42
7.3 Carrying out the initial commissioning ............... 43
7.4 Bleeding the brine circuit. ....................................... 44
7.5 Bleeding the heating circuit ................................... 44
7.6 Handing the system over to the operator .......... 44
8 Controller ........................................................... 45
8.1 Operating modes and functions ............................ 45
8.2 Automatic auxiliary functions ................................ 45
8.3 Settable auxiliary functions.................................... 46
8.3.1 Auxiliary functions in the Operator Level: ......... 46
8.3.2 Auxiliary functions in the Code Level: ................. 46
8.3.3 Auxiliary functions via vrDIALOG: ........................ 47
8.4 Description of the controller .................................. 47
8.4.1 Possible system circuits .......................................... 47
8.4.2 Energy balance controller ...................................... 47
8.4.3 Charging principle buffer cylinder ........................ 48
8.4.4 Resetting to factory settings ................................. 48
8.4.5 Controller structure ................................................. 48
8.5 Operator level sequence diagram ........................ 49
8.6 Code level sequence diagram ................................ 50
8.7 Displays in the operator level ................................ 52
8.8 Displays in the code layer ....................................... 57
8.9 Installer Menu ............................................................ 65
8.10 Parameters that can be set with
9 Inspection and maintenance ........................... 69
9.1 Notes for maintenance ............................................ 69
9.2 Carrying out maintenance work ............................ 69
9.4 Test operation and restarting................................ 69
10 Troubleshooting and diagnosis ....................... 70
10.1 Error messages on the controller ......................... 70
10.2 Malfunctions of eBUS components ...................... 71
Installation instructions geoTHERM VWS 0020046310_01
vrDIALOG 810/2 67