Contents
2
Installation
and
maintenance
instructions
ecoTEC
pro
0020244995_02
Contents
1
Safety .................................................................... 4
1.1
Action-related warnings ......................................... 4
1.2
Intended use .......................................................... 4
1.3
General safety information .................................... 4
1.4
Related documents................................................ 6
1.5
Related documents................................................ 7
2
Notes on the documentation .............................. 8
2.1
Observing other applicable documents ................. 8
2.2
Storing documents................................................. 8
2.3
Applicability of the instructions .............................. 8
2.4
Benchmark............................................................. 8
3
Product description............................................. 8
3.1
Product design....................................................... 8
3.2
Information on the identification plate.................... 8
3.3
Serial number ........................................................ 9
3.4
CE label ................................................................. 9
3.5
Energy Saving Trust Endorsed Products .............. 9
3.6
Hot Water Association ........................................... 9
4
Set-up.................................................................... 9
4.1
Unpacking the product........................................... 9
4.2
Checking the scope of delivery.............................. 9
4.3
Transporting the product ..................................... 10
4.4
Dimensions .......................................................... 10
4.5
Minimum clearances............................................ 11
4.6
Using the installation template............................. 11
4.7
Wall-mounting the product................................... 11
4.8
Removing the front casing................................... 11
4.9
Removing the side section .................................. 12
5
Installation.......................................................... 12
5.1
Installation requirements ..................................... 12
5.2
Installing the gas connection ............................... 13
5.3
Checking the gas line for leak-tightness.............. 13
5.4
Installing the hot and cold water connection........ 13
5.5
Connecting the heating flow and heating
return ................................................................... 13
5.6
Connecting the condensate drain pipework ........ 14
5.7
Installing the discharge pipe on the expansion
relief valve............................................................ 14
5.8
Flue installation.................................................... 14
5.9
Electrical installation ............................................ 15
6
Operation............................................................ 17
6.1
Operating concept ............................................... 17
6.2
Installer level overview......................................... 17
6.3
Calling up the installer level................................. 17
6.4
Live Monitor (status codes) ................................. 17
6.5
Setting the hot water temperature ....................... 18
7
Start-up ............................................................... 18
7.1
Carrying out the initial start-up............................. 18
7.2
Switching the product on and off ......................... 18
7.3
Using check programmes.................................... 18
7.4
Checking and treating the heating water/filling
and supplementary water .................................... 18
7.5
Preventing low water pressure ............................ 19
7.6
Flushing the heating installation for the first
time ("cold") ......................................................... 19
7.7
Filling the heating installation .............................. 19
7.8
Purging the heating installation ........................... 20
7.9
Filling and purging the hot water system ............. 20
7.10
Filling the condensate trap .................................. 20
7.11
Gas inspection ..................................................... 20
7.12
Checking leak-tightness ...................................... 22
7.13
Thoroughly flushing the heating installation
("hot")................................................................... 22
8
Adapting the unit to the heating
installation.......................................................... 23
8.1
Calling up diagnostics codes ............................... 23
8.2
Burner anti-cycling time ....................................... 23
8.3
Setting the maintenance interval ......................... 23
8.4
Setting the pump output....................................... 24
8.5
Setting the bypass valve...................................... 24
8.6
Handing the product over to the operator............ 24
9
Troubleshooting ................................................ 25
9.1
Checking service messages................................ 25
9.2
Eliminating faults.................................................. 25
9.3
Calling up and clearing the fault memory ............ 25
9.4
Resetting parameters to factory settings ............. 25
9.5
Preparing the repair work .................................... 25
9.6
Replacing defective components......................... 25
9.7
Completing repair work........................................ 27
9.8
Checking the product for leak-tightness .............. 27
10
Inspection and maintenance ............................ 27
10.1
Removing the compact thermal module .............. 28
10.2
Cleaning the heat exchanger............................... 28
10.3
Checking the burner ............................................ 29
10.4
Cleaning the condensate trap.............................. 29
10.5
Cleaning the filter in the cold water inlet.............. 29
10.6
Installing the compact thermal module ................ 29
10.7
Draining the product ............................................ 30
10.8
Checking the pre-charge pressure for the
internal expansion vessel .................................... 30
10.9
Completing inspection and maintenance work .... 30
10.10
Checking the product for leak-tightness .............. 30
11
Decommissioning.............................................. 30
11.1
Temporarily decommissioning the product.......... 30
11.2
Decommissioning the product ............................. 30
12
Recycling and disposal..................................... 30
13
Customer service............................................... 30
Appendix ............................................................................ 31
A
Overview of diagnostics codes........................ 31
B
Status codes
–
Overview .................................. 35
C
Overview of fault codes .................................... 36
D
Check programmes
–
Overview ....................... 38
E
Wiring diagrams................................................. 39
E.1
Product connection diagram with integrated
hot water generation ............................................ 39
F
Inspection and maintenance work................... 40
