Vaillant ecoTEC plus SERIES Installation And Maintenance Instructions Manual - page 2
Table of Contents
2
Installation and maintenance instructions ecoTEC plus 0020116700_01
Table of Contents
1
Notes on the documentation .....................................4
1.1 Storing
documents
..........................................................4
1.2 Symbols
used
....................................................................4
1.3
Applicability of the instructions ...................................4
1.4 Identification
plate
...........................................................4
1.5 CE
label
...............................................................................4
1.6 Benchmark
.........................................................................5
1.7 Type
overview
...................................................................5
2 Safety .................................................................................6
2.1
Safety and warning information ..................................6
2.1.1
Classification of warnings ..............................................6
2.1.2
Structure of warnings .....................................................6
2.2 Intended
use
......................................................................6
2.3
Basic safety instructions ................................................6
2.4
Important information regarding
propane-fired boilers ....................................................... 7
2.5 General
requirements
.....................................................8
2.5.1 Related
documents
..........................................................8
2.5.2 Installation
site
.................................................................8
2.5.3 Gas
supply
.........................................................................9
2.5.4 Air
supply
...........................................................................9
2.5.5 Compartment
ventilation
...............................................9
2.5.6 Electrical
supply
...............................................................9
2.5.7
Water circulation system................................................9
2.5.8
Pressure relief valve ...................................................... 10
2.5.9 Venting
...............................................................................11
3
Description of the appliance .....................................12
4 Installation ......................................................................13
4.1 Accessories
.......................................................................13
4.1.1 Controller
..........................................................................13
4.1.2
Installation and operation .............................................13
4.2
Scope of delivery ............................................................13
4.2.1
Unpacking the boiler ......................................................13
4.2.2
Checking the scope of delivery....................................13
4.2.3
Disposing of the packaging ..........................................14
4.3
Transporting the appliance ..........................................14
4.4
Requirements for the installation site .......................16
4.4.1
Required minimum clearances/installation
clearances .........................................................................16
4.4.2
Using installation templates .........................................16
4.5
Dimension drawing and connection
measurements ................................................................ 18
4.6
Wall-mounting the boiler .............................................19
4.7
Removing/fitting the front casing ..............................19
4.8
Removing/fitting the side section ........................... 20
5 Gas
installation ..............................................................21
5.1
Preparing for installation ..............................................21
5.2
Connecting the gas pipe ...............................................21
6 Hydraulic
installation .................................................22
6.1
Preparing for installation .............................................22
6.2
Connecting the hot and cold water (VUW boiler) ..23
6.3
Connecting the domestic hot water cylinder ..........23
6.4
Connecting the heating flow and heating return...23
6.4.1 VUW
boiler
.......................................................................23
6.4.2 VU
boiler
..........................................................................23
6.5
Low loss header .............................................................23
6.6
Connecting the condensate discharge pipework ...23
6.7
Connecting the discharge pipe to the expansion
relief valve on the boiler ..............................................24
7
Flue gas installation ...................................................25
7.1
Air/flue gas duct .............................................................25
7.2 Flue
termination
.............................................................26
8 Electrical
installation .................................................28
8.1
Preparing for installation .............................................28
8.2
Opening/closing the electronics box .........................28
8.3
Establishing the mains connection ............................28
8.4
Connecting the controller ............................................29
8.4.1
Fitting the controller .....................................................29
8.4.2
Connecting controllers to the electronic system .. 30
8.5
Connecting additional devices .................................. 30
8.5.1
Connecting the auxiliary relay (grey connector on
PCB) (only ecoTEC 637/837) ...................................... 30
8.5.2
Connect VR 40 – "2 from 7" multi-functional
module ..............................................................................31
8.6
Actuating the circulation pump
demand-controlled..........................................................31
8.6.1
Installing the circulation pump ...................................31
8.7 Connection
diagrams
....................................................32
9 Operation ........................................................................36
9.1
Calling up the installer level .......................................36
9.2
Overview of the menu structure ................................37
10 Start-up ...........................................................................39
10.1
Switching on the boiler .................................................39
10.2 Installation
assistant
.....................................................39
10.2.1 Language
.........................................................................39
10.2.2 Filling
mode
.....................................................................39
10.2.3 Purging
.............................................................................39
10.2.4
Target feed temperature ..............................................39
10.2.5
Hot water temperature ................................................ 40
10.2.6 Comfort
mode
................................................................ 40
10.2.7
Heating partial load ...................................................... 40
10.2.8 Auxiliary relay and multi-functional module .......... 40
10.2.9
Competent person telephone number ..................... 40
10.2.10 Terminating the installation assistant ..................... 40
10.2.11
Restarting the installation assistant ........................ 40
10.3
Appliance configuration and diagnosis menu ........ 40
10.4
Using test programs ..................................................... 40
10.5
Preparing the heating water ........................................41
10.6
Read off the filling pressure ........................................41
i
BEFORE PROCEEDING - ENSURE BOILER IS
CORRECT FOR GAS GROUP SUPPLIED!