ecoTEC exclusive installation and maintenance instructions / 0020017768_022
Contents
1 Notes on the documentation ........................... 3
1.1 Storage of the documents ...................................... 3
1.2 Safety instructions and symbols ........................... 3
2 Description of the appliance ........................... 4
2.1 Design .......................................................................... 4
2.2 CE label ........................................................................ 4
2.3 Gas council numbers ................................................ 4
2.4 Intended use ............................................................... 4
2.5 Identification plate .................................................... 4
2.6 Type overview ............................................................ 5
3 Safety instructions and regulations .............. 5
3.1 Safety instructions ................................................... 5
3.1.1 Installation and setting ............................................ 5
3.1.2 If you smell gas .......................................................... 5
3.1.3 Changes to the surroundings of the
heating device ............................................................ 5
3.2 Related documents ................................................... 5
4 Assembly ........................................................... 6
4.1 Scope of delivery ...................................................... 6
4.1.1 Transporting the appliance .................................... 7
4.2 Dimensioned drawing and dimensions
for connection ............................................................ 9
4.3 Installation site .......................................................... 10
4.4 Required minimum gaps/assembly clearances . 10
4.5 Mounting the appliance ........................................... 11
4.6 Removing the front case ......................................... 11
5 Installation ......................................................... 11
5.1 General instructions for heating system ............ 11
5.2 Gas connection .......................................................... 12
5.3 Hot water and cold water connections ............... 12
5.4 Heating connection .................................................. 13
5.5 Pressure Relief Valve ............................................... 13
5.6 Flue pipe ...................................................................... 14
5.6.1 100 mm standard flue pipe ..................................... 14
5.6.2 Optional 125 mm flue pipe ...................................... 14
5.7 Termination of the flue pipe .................................. 14
5.8 Air connection ............................................................ 15
5.9 Condensate discharge ............................................. 16
5.10 Electrical connection ................................................ 16
5.10.1 Mains connection ...................................................... 16
5.10.2 Connection of controllers, accessories
and external installation components ................. 16
5.10.3 External electrical controllers (non eBUS) ......... 17
5.10.4 Details for the connection of an external
timer to the connection rail ................................... 18
5.10.5 Optional plug-in timers by Vaillant ....................... 18
5.10.6 Wiring diagrams......................................................... 19
6 Start-up .............................................................. 21
6.1 Filling the installation ............................................... 21
6.1.1 Filling and venting from the heating side ........... 21
6.1.2 First flushing of the system ................................... 22
6.1.3 Filling and venting from the hot water side ....... 22
6.1.4 Filling the condense trap ........................................ 22
6.2 Checking the gas setting ......................................... 22
6.2.1 Checking the connection pressure
(gas inlet working pressure) .................................. 22
6.2.2
Checking CO2 content and setting if necessary
(setting the air figure) ............................................. 23
6.3 Checking the equipment function ......................... 24
6.3.1 Heating ........................................................................ 24
6.3.2 Hot water function .................................................... 25
6.3.3 Subsequent flushing through of the
heating system ("hot") ............................................ 25
6.4 Handing over the appliance to the owner .......... 25
7 Adapting the appliance to the heating system
............................................................................. 26
7.1 Selection and setting the parameters ................. 26
7.2 Overview of the settable installation parameters ... 27
7.2.1 Setting the heating partial load ............................ 27
7.2.2 Setting the pump overrun time ............................. 27
7.2.3 Setting the maximum flow temperature ............. 27
7.2.4 Setting the return temperature control .............. 28
7.2.5 Setting the burner anti-cycle time ....................... 28
7.2.6 Determination of the maintenance
interval/maintenance display ................................ 28
7.2.7 Setting the pump output ......................................... 29
7.3 Adjusting the bypass valve ..................................... 29
8 Inspection and maintenance ........................... 30
8.1 Inspection and maintenance intervals ................. 30
8.2 General inspection and maintenance
instructions ................................................................. 30
8.3 Filling/draining the heating installation .............. 30
8.3.1 Filling the unit and heating installation ............... 30
8.3.2 Draining the unit ....................................................... 30
8.3.3 Draining the entire installation .............................. 30
8.4 Servicing the compact thermal module .............. 30
8.4.1 Dismantle compact thermal module .................... 30
8.4.2 Clean the heat exchanger ....................................... 32
8.4.3 Checking the burner ................................................. 33
8.4.4 Installing the burner assembly .............................. 33
8.5 Maintaining the secondary heat exchanger ....... 34
8.6 Cleaning the condense trap ................................... 34
8.7 Checking the expansion vessel .............................. 35
8.8 Checking the gas setting ......................................... 35
8.8.1 Checking the connection pressure
(gas inlet working pressure) .................................. 35
8.8.2
Checking CO
2
content and adjusting
if necessary ................................................................ 35
8.9 Test operation............................................................ 35
9 Troubleshooting ................................................ 36
9.1 Diagnostics ................................................................. 36
9.1.1 Status codes ............................................................... 36
9.1.2 Diagnosis codes ......................................................... 37
9.1.3 Error codes ................................................................. 40
9.1.4 Error memory ............................................................ 40
9.2 Test programs ............................................................ 41
9.3 Resetting parameter to factory settings ............ 41
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