Vaillant sensoCOMFORT VRC 720/3 Manual De Uso E Instalación página 58

Operating and installation
instructions
Contents
1 Safety .................................................................. 59
1.1 Intended use ........................................................ 59
1.2 General safety information .................................. 59
1.3 -- Safety/regulations ........................................ 59
2 Product description........................................... 60
2.1 Which nomenclature is used? ............................. 60
2.2 What is the effect of the frost protection
function? .............................................................. 60
2.3 What do the following temperatures mean? ........ 60
2.4 What is a zone? ................................................... 60
2.5 What is the circulation?........................................ 60
2.6 What is a fixed value control?.............................. 60
2.7 Prerequisites for heating mode............................ 60
2.8 Prerequisites for the cooling mode ...................... 60
2.9 What is meant by "time period"?.......................... 61
2.10 What is the effect of the hybrid manager?........... 61
2.11 Preventing malfunctions ...................................... 61
2.12 Setting the heat curve.......................................... 62
2.13 Display, control elements and symbols ............... 62
2.14 Operating and display functions .......................... 63
3 -- Electrical installation, set-up .................... 76
3.1 Determining the system control's installation
site ....................................................................... 76
3.2 Requirements for the eBUS line .......................... 76
3.3 Requirements for the sensor cable...................... 76
3.4 Connecting the system control ............................ 76
3.5 Installing the system control and outdoor
temperature sensor.............................................. 77
4 -- Using the functional modules, basic
system diagram, start-up .................................. 80
4.1 System without functional modules ..................... 80
4.2 System with FM3 functional module.................... 80
4.3 System with FM5 and FM3 functional
modules ............................................................... 81
4.4 Potential application for the functional
modules ............................................................... 81
4.5 Connection assignment for the FM5 functional
module ................................................................. 82
4.6 Connection assignment for the FM3 functional
module ................................................................. 83
4.7 Settings for the basic system diagram codes ...... 84
4.8 Combinations of basic system diagram and
configuration of functional modules ..................... 86
4.9 Basic system diagram and wiring diagram .......... 87
5 -- Start-up ..................................................... 104
5.1 Prerequisites for starting up............................... 104
5.2 Running the installation assistants .................... 104
5.3 Changing the settings later ................................ 104
5.4 Retroactively setting cooling mode.................... 104
58
6 Fault and maintenance messages ................. 104
6.1 Fault................................................................... 104
6.2 Fault message ................................................... 105
6.3 Maintenance message ...................................... 105
7 Information about the product ....................... 105
7.1 Observing and storing other applicable
documents ......................................................... 105
7.2 Validity of the instructions .................................. 105
7.3 Data plate .......................................................... 105
7.4 Serial number .................................................... 105
7.5 CE marking ........................................................ 105
7.6 Guarantee and customer service ...................... 105
7.7 Recycling and disposal ...................................... 105
7.8 Product data in accordance with EU
Ordinance no. 811/2013, 812/2013 ................... 106
Technical data - System control........................ 106
7.9
Appendix .......................................................................... 107
A Troubleshooting, maintenance message...... 107
A.1 Troubleshooting ................................................. 107
A.2 Maintenance messages..................................... 107
B -- Troubleshooting, maintenance
message ........................................................... 107
B.1 Troubleshooting ................................................. 107
B.2 Troubleshooting ................................................. 108
B.3 Maintenance messages..................................... 110
Index ................................................................................. 111
Operating and installation instructions 0020287900_03