Table Of Contents - Vaillant ecoFIT pure 412 Installation And Maintenance Instructions Manual

Contents
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
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 Product description............................................. 6
3.1 Benchmark............................................................. 6
3.2 Compartment Ventilation ....................................... 6
3.3 Information on the identification plate.................... 6
3.4 CE label ................................................................. 7
3.5 Functional elements............................................... 7
4 Set-up.................................................................... 7
4.1 Transporting the unit.............................................. 7
4.2 Unpacking the product........................................... 7
4.3 Checking the scope of delivery.............................. 7
4.4 Dimensions ............................................................ 8
4.5 Minimum clearances.............................................. 8
4.6 Using the mounting template ................................. 8
4.7 Wall-mounting the product..................................... 8
4.8 Removing/installing the front casing...................... 9
4.9 Removing/installing the side section ..................... 9
5 Installation............................................................ 9
5.1 Preparing for installation ........................................ 9
5.2 Installing the heating pump.................................. 10
5.3 Heating water supply in the open heating
system ................................................................. 11
5.4 Connecting the heating flow and heating
return ................................................................... 11
5.5 Gas connection.................................................... 11
5.6 Connecting the condensate discharge pipe ........ 11
5.7 Flue installation.................................................... 13
5.8 Electrical installation ............................................ 13
6 Operation............................................................ 15
6.1 Operating concept ............................................... 15
6.2 Installer level overview......................................... 15
6.3 Calling up the installer level ................................. 15
6.4 Live Monitor (status codes) ................................. 15
6.5 Using check programmes .................................... 16
7 Start-up ............................................................... 16
7.1 Carrying out the initial start-up............................. 16
7.2 Checking the factory setting ................................ 16
7.3 Checking and treating the heating water/filling
and supplementary water .................................... 16
7.4 Filling the condensate trap .................................. 17
7.5 Switching on the product ..................................... 18
7.6 Filling the heating installation .............................. 18
7.7 Checking the gas flow rate .................................. 18
2
7.8 Checking and adjusting the gas settings ............. 18
7.9 Checking leak-tightness ...................................... 19
7.10 Checking the heating mode ................................. 19
8 Adapting the unit to the heating
installation.......................................................... 19
8.1 Burner anti-cycling time ....................................... 19
9 Handing the product over to the end user ...... 20
10 Troubleshooting ................................................ 20
10.1 Eliminating faults.................................................. 20
10.2 Procuring spare parts .......................................... 20
10.3 Calling up and clearing the fault memory ............ 20
10.4 Resetting parameters to factory settings ............. 20
10.5 Preparing the repair work .................................... 21
10.6 Replacing defective components......................... 21
10.7 Checking the product for leak-tightness .............. 22
11 Inspection and maintenance ............................ 22
11.1 Using original seals.............................................. 22
11.2 Observing inspection and maintenance
intervals ............................................................... 22
11.3 Checking the CO₂ content ................................... 22
11.4 Setting the CO₂ content ....................................... 23
11.5 Removing the gas-air mixture unit....................... 23
11.6 Cleaning the heat exchanger............................... 24
11.7 Checking the burner ............................................ 24
11.8 Checking the ignition electrode ........................... 24
11.9 Cleaning the condensate trap.............................. 24
11.10 Installing the gas-air mixture unit ......................... 25
11.11 Completing inspection and maintenance work .... 25
11.12 Checking the product for leak-tightness .............. 25
12 Decommissioning the product ......................... 25
13 Recycling and disposal..................................... 25
14 Customer service............................................... 25
Appendix ............................................................................ 26
A Inspection and maintenance work ................... 26
B Overview of diagnostics codes ........................ 27
Status codes - Overview .................................. 30
C
D Overview of fault codes .................................... 31
E Wiring diagram................................................... 33
F Wiring diagram, 30 kW ...................................... 34
G Position of the opening in the air/flue pipe ..... 35
G.1 Positioning of the opening of a fan-supported
flue gas pipe ........................................................ 35
G.2 Horizontal terminal positioning ............................ 36
H Commissioning Checklist................................. 37
I Technical data.................................................... 41
Index ................................................................................... 45
Installation and maintenance instructions ecoFIT pure 0020230535_05