Installation instructions
for contractors
Divicon
Heating circuit distributor
DIVICON
VIESMANN
5443 825 GB 9/2016
Safety instructions
Please follow these safety instructions closely to prevent accidents and
material losses.
Safety instructions explained
Danger
This symbol warns against the
risk of injury.
Please note
This symbol warns against the
!
risk of material losses and environmental pollution.
Note
Details identified by the word "Note"
contain additional information.
Target group
These instructions are exclusively
intended for authorised contractors.
■ Work on gas installations must only
be carried out by a registered gas fitter.
■ Work on electrical equipment must
only be carried out by a qualified
electrician.
Regulations to be observed
■ Codes of practice of the relevant
trade associations
■ All current safety regulations as
defined by DIN, EN, DVGW, TRGI,
TRF, VDE and all locally applicable
standards
ÖNORM, EN, ÖVGW-TR Gas,
a
ÖVGW-TRF and ÖVE
SEV, SUVA, SVGW, SVTI,
c
SWKI, VKF and EKAS guideline
1942: LPG, part 2
Working on the system
■ Isolate the system from the power
supply (e.g. by removing the separate fuse or by means of a mains isolator) and check that it is no longer
'live'.
■ Safeguard the system against reconnection.
■ Where gas is used as the fuel, close
the main gas shut-off valve and safeguard it against unintentional reopening.
■ National installation regulations
■ Statutory regulations for the prevention of accidents
■ Statutory regulations for environmental protection
2
5443 825 GB
Index
Preparing for installation................................................................................... 4
Installation sequence
Fitting to boiler with pipe assembly (accessories)................................................ 5
Wall mounting....................................................................................................... 6
■ Fitting a single module (without manifold)......................................................... 6
■ Fitting several modules with manifold (accessories)......................................... 8
Filling the system.................................................................................................. 15
Fitting the thermal insulation................................................................................ 16
■ Low loss header (if supplied)............................................................................ 16
■ Manifold............................................................................................................ 17
■ Divicon with mixer............................................................................................. 18
■ Divicon without mixer........................................................................................ 20
Mixer extension kits
Extension kit with mixer PCB............................................................................... 22
■ Overview of electrical connections.................................................................... 22
■ Connecting the extension kit to the control unit................................................ 23
■ Connecting two extension kits.......................................................................... 27
■ Power supply.................................................................................................... 27
■ Connection and wiring diagram........................................................................ 30
■ Changing the rotational direction (if required)................................................... 31
■ Specification...................................................................................................... 31
Extension kit without mixer PCB.......................................................................... 33
■ Connecting the extension kit to the control unit................................................ 33
■ Changing the rotational direction (if required)................................................... 33
■ Specification...................................................................................................... 34
Declaration of Conformity................................................................................. 36
5443 825 GB
3
3.
2.
4.
1.
Preparing for installation
Removing the thermal insulation
5443 825 GB
4
4.
3.
1.
A
B
2.
Fitting to boiler with pipe assembly (accessories)
Heating flow
A
Heating return
B
5443 825 GB
5
1.
2.
Ø 10
Wall mounting
Fitting a single module (without manifold)
5443 825 GB
6
1.
2.
A
B
Wall mounting
(cont.)
A
5443 825 GB
Heating flow
Heating return
B
7
Ø 10
300
500
2.
1.
Wall mounting
(cont.)
Fitting several modules with manifold (accessories)
Manifold for 2 Divicons
A
Manifold for 3 Divicons
B
8
5443 825 GB
70
142
2.
1.
A
B
A
B
A
B
Wall mounting
(cont.)
Manifold (H = 70 mm) for two Divicons
A
5443 825 GB
Heating flow
Heating return
B
9
2.
1.
A
B
A
B
A
B
100
167
Wall mounting
(cont.)
Manifold (H = 100 mm) for two Divicons
A
10
Heating flow
Heating return
B
5443 825 GB
2.
1.
A
B
A
B
A
B
A
B
70
142
Wall mounting
(cont.)
Manifold (H = 70 mm) for three Divicons
A
5443 825 GB
Heating flow
Heating return
B
11
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