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for wall-hung WCs,
wall-hung shower WCs,
wall-hung WCs with shower WC top
Model Year built:
8161.20 from 08/2015
en_INT
Viega Eco Plus
Universal shower WC element
Instructions for Use
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Viega Eco Plus
Universal shower WC element 2 from 22
Page 3
Table of contents
1 About these instructions for use 4
1.1
Target groups 4
1.2
Labelling of notes 4
1.3
About this translated version 5
2 Product information 6
2.1
Standards and regulations 6
2.2
Safety advice 6
2.3
Intended use 7
2.3.1
Areas of use 7
2.4
Product description 7
2.4.1
Overview 7
2.4.2
Compatible components 8
2.4.3
Sound protection 11
2.4.4
Technical data 11
2.5
Accessories 11
3 Handling 12
3.1
Assembly information 12
3.1.1
Mounting conditions 12
3.1.2
Installation dimensions 13
3.1.3
Required tools 13
3.2
Assembly 13
3.2.1
Mounting shower WC element 13
3.2.2
Set up element for wall covering – using the template 17
3.2.3
Preparing installation of the cover plate 19
3.2.4
Setting the flush volume 20
3.3
Cleaning and maintenance 21
3.4
Disposal 22
Table of contents
Viega Eco Plus
Universal shower WC element 3 from 22
Page 4
1 About these instructions for use
Trade mark rights exist for this document, further information can be
found at viega.com/legal.
1.1 Target groups
The information in this instruction manual is directed at the following
groups of people:
n Heating and sanitary professionals and trained personnel
n Operators
n Consumers
n Drywall builder
It is not permitted for individuals without the abovementioned training or
qualification to mount, install and, if required, maintain this product. This
restriction does not extend to possible operating instructions.
The installation of Viega products must take place in accordance with
the general rules of engineering and the Viega instructions for use.
1.2
Labelling of notes
Warning and advisory texts are set aside from the remainder of the text
and are labelled with the relevant pictographs.
DANGER!
This symbol warns against possible life-threatening injury.
WARNING!
This symbol warns against possible serious injury.
CAUTION!
This symbol warns against possible injury.
NOTICE!
This symbol warns against possible damage to property.
About these instructions for use
Viega Eco Plus
Universal shower WC element 4 from 22
Page 5
Notes give you additional helpful tips.
1.3 About this translated version
This instruction for use contains important information about the choice
of product or system, assembly and commissioning as well as intended
use and, if required, maintenance measures. The information about the
products, their properties and application technology are based on the
current standards in Europe (e. g. EN) and/or in Germany
(e. g. DIN/DVGW).
Some passages in the text may refer to technical codes in Europe/
Germany. These should serve as recommendations in the absence of
corresponding national regulations. The relevant national laws, stand‐
ards, regulations, directives and other technical provisions take priority
over the German/European directives specified in this manual: The
information herein is not binding for other countries and regions; as said
above, they should be understood as a recommendation.
About these instructions for use
Viega Eco Plus
Universal shower WC element 5 from 22
Page 6
2 Product information
2.1 Standards and regulations
The following standards and regulations apply to Germany / Europe.
National regulations can be found on the relevant web site of your
country at viega.com/standards.
Regulations from section: Fields of application / Mounting conditions
Scope / Notice Regulations applicable in Ger‐
many
suitable masonry walls EN 1996-1-1
suitable concreted walls DIN 1045
suitable support profiles DIN 18183
Regulations from section: Sound protection
Scope / Notice Regulations applicable in Ger‐
many
Fulfilled noise protection require‐
ments
DIN 4109
Fulfilled noise protection require‐
ments
DIN 4109 (additional sheet 2)
Fulfilled noise protection require‐
ments
VDI 4100 SSt I-SSt II
2.2 Safety advice
DANGER!
Danger due to electrical current
An electric shock can lead to burns and serious injury and
even death.
– Work on the electrics may only be carried out by trained
electricians.
– Switch off the mains voltage before connecting the
power pack.
Product information
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Universal shower WC element 6 from 22
Page 7
2.3 Intended use
2.3.1 Areas of use
The Viega Eco Plus WC element is suitable for mounting on masonry
wall constructions and support profiles pursuant to the regulations in
section Ä „Regulations from section: Fields of application / Mounting
conditions“ on page 6.
2.4 Product description
2.4.1 Overview
The shower WC element is equipped as follows:
1
2
3
4
5
6
7
8
9
10
1 - Viega Eco Plus universal shower WC element
2 - mounting template
3 - threaded rods for wall-mounted WC
(gauges for bore hole 180 or 230 mm)
4 - adjustable feet
5 - cover plate contact surface
6 - shower WC water connection
7 - plug ½ inch
8 - cable distribution box
9 - fixing set
10 - flush actuation site protection
Product information
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Universal shower WC element 7 from 22
Page 8
2.4.2 Compatible components
The shower WC element is compatible with:
n wall-hung WCs
n wall-hung shower WCs
n wall-hung WCs with shower WC top
Product Name Model
Standard Flush plate Standard 1 8180.1
Visign for Style Flush plate
Visign for Style 10
8315.1
Flush plate
Visign for Style 11
8331.1
Flush plate
Visign for Style 12
8332.1
Flush plate
Visign for Style 12
8332.4
Flush plate
Visign for Style 13
8333.1
Flush plate
Visign for Style 14
8334.1
Functional unit 8332.3
Visign for More Flush plate Visign for More
100
8352.1
Flush plate Visign for More
101
8351.1
Flush plate Visign for More
102
8353.1
Flush plate Visign for More
103
8355.1
Flush plate Visign for More
104
8354.1
Visign for Care
sensitive
Flush plate sensitive Visign
for Care
8352.21
Visign for More
sensitive
Flush plate sensitive
Visign for More 100
230 V 8352.11
Flush plate sensitive
Visign for More 100
6.5 V 8352.12
Compatible flush plates
Product information
Viega Eco Plus
Universal shower WC element 8 from 22
Page 9
Product Name Model
Flush plate sensitive
Visign for More 103
230 V 8355.11
Flush plate sensitive
Visign for More 103
6.5 V 8355.12
Visign for Public Flush plate
Visign for Public 1
8326.1
Flush plate
Visign for Public 2
8327.1
Flush plate
Visign for Public 5
8326.16
Flush plate
Visign for Public 6
8326.15
Remote actuation
Visign for Public 1
8326.21
Cover plate Visign for Public 8326.9
The Viega Eco Plus shower WC element 8161.20 is suitable for
mounting with the following cover plates:
suitable for
n wall-hung WC (no shower WC)
Equipment
n WC connection fitting
n WC sound insulation panel
Compatible cover plates
Cover plate model 8040.16, glass, article number 736866
Product information
Viega Eco Plus
Universal shower WC element 9 from 22
Page 10
suitable for
n Geberit AquaClean Sela WC complete system
n Duravit shower WC (SensoWash C)
Equipment
n WC connection fitting
n WC sound insulation panel
n Flexible hose R ½ with union nut Rp ½
n Ball valve R ½
suitable for
n Geberit AquaClean 8000 / 8000 plus WC complete system
n Toto Neorest
Equipment
n WC connection fitting
n WC sound insulation panel
n Flexible hose R ½ with union nut Rp ½
n Ball valve R ½
suitable for
n Geberit AquaClean 4000 / 5000 / 5000 plus WC top
n Duravit SensoWash E shower WC top
n Villeroy & Boch VICLEAN shower WC top
Equipment
n WC connection fitting
n WC sound insulation panel
n Flexible hose R ½ with union nut Rp ½
n Ball valve R ½
Cover plate model 8040.17, glass, article number 736873
Cover plate model 8040.18, glass, article number 736880
Cover plate model 8040.19, glass, article number 736897
Product information
Viega Eco Plus
Universal shower WC element 10 from 22
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suitable for
n Toto shower WC Washlet SG
Equipment
n WC connection fitting
n WC sound insulation panel
n Flexible hose R ½ with union nut Rp ½
n Ball valve R ½
2.4.3 Sound protection
The shower WC element complies with the noise insulation require‐
ments specified in section Ä „Regulations from section: Sound protec‐
tion“ on page 6.
2.4.4 Technical data
Small flush volume Factory setting approx. 3 l
Setting range approx. 3–4 l
Large flush volume Factory setting approx. ca. 6 l
Setting range approx. 6–9 l
Immediate re-flushing is possible at the factory settings.
2.5
Accessories
The shower WC element is delivered without cover plate. For mounting,
you require one of the compatible cover plates, Ä „Compatible cover
plates“ on page 9.
Cover plate model 8040.22, glass, article number 740856
Flush volume
Required accessories
Product information
Viega Eco Plus
Universal shower WC element 11 from 22
Page 12
3 Handling
3.1 Assembly information
3.1.1 Mounting conditions
The Viega shower WC element is suitable for mounting on masonry wall
constructions and support profiles pursuant to the regulations in section
Ä
„Regulations from section: Fields of application / Mounting condi‐
tions“ on page 6.
The shower WC element may only be mounted on even wall surfaces.
With the construction height, the marked height of the upper edge of
the finished floor must be observed.
The installation depth can be between 155 mm and 250 mm.
The shower WC element can only be used in combination with wallhung WCs (fixing gauges for bore hole 180 mm).
The shower WC element requires an on-site 230 V mains connection.
The shower WC element requires an on-site ½ inch water connection.
The shower WC element can be extended by a remote actuation
Visign for Public1 (model 8326.21) or by an electronic actuation (model
8350.31 or 8350.32). The corresponding actuation method must be pre‐
pared before the WC element is clad and tiled.
The corresponding empty pipe (included in the scope of delivery of the
remote actuation) is required when preparing the remote actuation
Visign for Public1.
Suitable walls
Construction height
Installation depth
WC ceramic
230 V mains connection
Water connection
Actuation
Handling
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Universal shower WC element 12 from 22
Page 13
3.1.2 Installation dimensions
3.1.3 Required tools
The following tools are required for mounting the shower WC element:
n drill with 10 mm drill bit
n ratchet with sockets: 13 mm / 17 mm
n fork or ring spanner: 13 mm / 17 mm / 19 mm
n Phillips-tip screwdriver
n flat-blade screwdriver
n cordless screw driver
n silicone press
3.2 Assembly
3.2.1 Mounting shower WC element
Dimensions
Masonry wall
Handling
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Universal shower WC element 13 from 22
Page 14
Determine the fixing points.
n X1: 390 mm (model 8180.73)
n X2: 440 mm (model 8173)
n X3: 1100 mm
Drill holes (10 mm).
Install the fixing set supplied (size 13).
Align the shower WC element and set the distance to the wall
(size 17).
Determine mounting height in accordance with the on-site marking
of the upper edge of the finished floor.
INFO! Any errors made at this stage of the assembly are
extremely difficult to correct afterwards!
X3
0-200
X1
X2
0
Ø10
560638_B2
13
155-250
mm
1
,0 m
0
0-200 m
m
Handling
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Universal shower WC element 14 from 22
Page 15
Drill floor holes (10 mm).
Attach shower WC element to the floor using the screws and dowels
supplied.
Remove template.
Carefully seal using the ½ inch plug supplied and turn into the T-
piece.
Connect water
DANGER! Danger due to electrical current An electric shock can
lead to burns and serious injury and even death.
– Work on the electrics may only be carried out by trained elec‐
tricians.
– Switch off the mains voltage before carrying out work on elec‐
trical parts.
Connect on-site electricity (230 V).
Reattach the template.
13
Handling
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Universal shower WC element 15 from 22
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The distribution box can be used for installation of the power pack for
sensitive and infra-red flush plates.
Remove template.
Place the power pack from the flush plate in the distributor socket
Lead the cable between the power pack and flush plate into the cis‐
tern from the side.
Reattach the template.
Determine the fixing points.
If necessary, adjust feet from 50 mm to 75 mm.
Align the shower WC element using a spirit level.
Determine mounting height in accordance with the on-site marking
of the upper edge of the finished floor.
INFO! Any errors made at this stage of the assembly are
extremely difficult to correct afterwards!
Optional
On-site support profile
50
75
0
-2 0
0
m
m
0
1,0
m
Handling
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Universal shower WC element 16 from 22
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Attach shower WC element to the support profiles and floor using
the screws supplied.
Continue as described in "Mounting in masonry wall".
Create water and power connection on site.
3.2.2 Set up element for wall covering – using the template
Determine threaded rod height for sanitary object (SW 19).
4x
4x
390
370
350
330
31
0
19
0
0
-
200
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Universal shower WC element 17 from 22
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Unscrew the threaded rod of the WC fastening so that it projects out
by approx. 45 mm.
Attach the template (polystyrene) to the element.
Double clad the pre-wall element (2 x 12.5 mm).
Clad up to the template.
Lay tiles up to the template.
45mm
0
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Universal shower WC element 18 from 22
Page 19
3.2.3 Preparing installation of the cover plate
Firstly, mount the locating surface for the cover plate flush with the
finished wall surface.
The proceed as follows:
Loosen the four threaded nuts on the element (SW 17).
Loosen the four front threaded nuts on the sides of the H-beam
(SW 17).
Align all four points flush with the finished wall surface by screwing
in and unscrewing the threaded screws.
Check with spirit level.
17
19
17
Handling
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Universal shower WC element 19 from 22
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Tighten the rear nuts at all four points (SW 17), in the process,
secure the threaded rods with a slotted screwdriver.
Tighten the front threaded nuts at all four points (SW 17).
Check to ensure they are flush.
Unscrew the threaded rods for the fixing of the WC element to the
required size and counter with threaded nuts (SW 19).
3.2.4
Setting the flush volume
Immediate re-flushing of the flush volume is possible at the
factory settings.
The shower WC element is factory-set at a small flush of approx. 3 l.
The small flush volume can be set continuously from approx. 3 l up to
approx. 4 l.
17
17
19
Small flush volume
Handling
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Universal shower WC element 20 from 22
Page 21
Remove the drain valve from the concealed cistern.
Push the slide control on the side of the overflow pipe to the desired
small flush volume:
n Top position: approx. 3 l
n Bottom position: approx. 4 l
The WC element is factory-set at a large flush volume of approx. 6 l. The
large flush volume can be set continuously from approx. 6 l up to
approx. 9 l.
Remove the drain valve from the concealed cistern.
Push the slide control below the drain valve to the desired large
flush volume:
n left: approx. 6 l
n right: approx. 9 l
3.3 Cleaning and maintenance
In consideration of the mechanical, chemical and physical conditions,
the concealed cistern is constantly laden.
For this reason, the components must be cleaned, as required, and the
drain and filling valve seals renewed.
In areas or regions with hard water due to calcium or magnesium salts,
there is the risk of limescale deposits developing on the inlet and drain
valves.
The valves may have to be replaced, depending on the extent of
deposits.
Large flush volume
Cleaning and maintenance of the concealed cistern
Handling
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Universal shower WC element 21 from 22
Page 22
3.4 Disposal
Separate the product and packaging materials (e. g. paper, metal,
plastic or non-ferrous metals) and dispose of in accordance with valid
national legal requirements.
Handling
Viega Eco Plus
Universal shower WC element 22 from 22
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