ecoTEC exclusive installation and maintenance instructions / 0020017768_02
2
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
