Viessmann P10 Guida rapida
Installation and service instructions
for contractors
VIESMANN
Solar-Divicon and solar pump assembly
Solar-Divicon and solar pump assembly
5838732 GB 3/2021 Please keep safe.
2
Please follow these safety instruc-
tions 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 environmen-
tal pollution.
Note
Details identified by the word "Note"
contain additional information.
Target group
These instructions are exclusively inten-
ded for qualified contractors.
■Work on electrical equipment may only
be carried out by a qualified electrician.
■The system must be commissioned by
the system installer or a qualified per-
son authorised by the installer.
Regulations to be observed
■National installation regulations
■Statutory regulations for the prevention
of accidents
■Statutory regulations for environmental
protection
■Codes of practice of the relevant trade
associations
■Relevant country-specific safety regu-
lations
Working on the system
■Isolate the system from the power sup-
ply (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 recon-
nection.
!Please note
Electronic assemblies can be dam-
aged by electrostatic discharge.
Prior to commencing any work,
touch earthed objects such as heat-
ing or water pipes to discharge
static loads.
Danger
Hot surfaces can cause burns.
■Before maintenance and service
work, switch OFF the appliance
and let it cool down.
■Never touch the hot surfaces of
uninsulated pipes and fittings.
Safety instructions
Safety instructions
5838732
3
Danger
Floors that are wet or damp with
water or glycol based liquids can
cause injury due to slipping and fall-
ing.
■Keep the floor clean and dry dur-
ing installation and maintenance
work.
■Wear non-slip shoes.
Danger
Broken-off fragments of insulation
material can cause death by suffo-
cation if inhaled or swallowed.
■Do not let children play in the
installation room.
■Keep the installation room clean
after installation and maintenance
work.
Repair work
!Please note
Repairing components that fulfil a
safety function can compromise the
safe operation of the system.
Replace faulty components only
with genuine Viessmann spare
parts.
Auxiliary components, spare and wearing parts
!Please note
Spare and wearing parts that have
not been tested together with the
system can compromise its func-
tion. Installing non-authorised com-
ponents and making non-approved
modifications or conversions can
compromise safety and may invalid-
ate our warranty.
For replacements, use only original
spare parts supplied or approved by
Viessmann.
Safety instructions
Safety instructions (cont.)
5838732
4
1. Information Disposal of packaging ............................................................................ 5
Symbols ................................................................................................. 5
Product information ................................................................................ 5
■Spare parts lists .................................................................................. 6
2. Preparing for installation Dimensions ............................................................................................ 7
■Solar-Divicon ...................................................................................... 7
■Solar pump assembly ......................................................................... 7
Connections and internal components .................................................. 8
■Function of internal components ........................................................ 9
Minimum clearances .............................................................................. 10
3. Installation sequence Notes ..................................................................................................... 11
Installing the locking ring fittings ............................................................ 11
Installing the Solar-Divicon .................................................................... 12
Installing the solar pump assembly ........................................................ 13
High limit safety cut-out (accessories) ................................................... 15
Electrical connections ............................................................................ 15
Flushing and filling the solar thermal system ......................................... 15
4. Maintenance Maintenance and service work .............................................................. 16
Replacing the circulation pump .............................................................. 16
■Pump curves ....................................................................................... 17
■LED on the HE circulation pump ........................................................ 18
5. Specification ................................................................................................................ 19
6. Disposal Final decommissioning and disposal ..................................................... 20
7. Keyword index ................................................................................................................ 21
Index
Index
5838732
5
Please dispose of packaging waste in line with statu-
tory regulations.
Symbols
Symbol Meaning
Reference to other document containing
further information
1.
Step in a diagram:
The numbers correspond to the order in
which the steps are carried out.
Warning of material losses and environ-
mental pollution
Live electrical area
Pay particular attention.
■Component must audibly click into place.
or
■Acoustic signal
■Fit new component.
or
■In conjunction with a tool: Clean the sur-
face.
Dispose of component correctly.
Dispose of component at a suitable collec-
tion point. Do not dispose of component in
domestic waste.
Product information
The Solar-Divicon with solar pump assembly is a pre-
assembled unit for installation into the collector circuit.
Versions
Solar control unit Circulation pump
Without Vitosolic 100,
type SD1
SDIO/SM1A elec-
tronics module
Highly efficient, with
PWM control
Solar-Divicon
PS 10 X X X X
PS 20 X — — X
Information
Disposal of packaging
5838732
Information
6
Solar control unit Circulation pump
Without Vitosolic 100,
type SD1
SDIO/SM1A elec-
tronics module
Highly efficient, with
PWM control
Solar pump assembly
P 10 X — — X
P 20 X — — X
Components
■Pre-assembled and sealed valve and safety assem-
bly
■Flow rate indicator for checking the solar thermal
system during commissioning and operation: See
page 10.
■Ball valve with integrated check valve in flow and
return lines
■Drain & fill valve
■Air separator: See page 9.
■Shut-off valve (adjusting screw above flow rate indi-
cator): See page 10.
■Solar control unit, subject to version
Spare parts lists
Information about spare parts can be found at
www.viessmann.com/etapp or in the Viessmann
spare part app.
Information
Product information (cont.)
5838732
Information
7
Solar-Divicon
250
346
186
415
490
505
66
75 100
Fig. 1
Solar pump assembly
150
174
415
490
186
75
66
Fig. 2
Preparing for installation
Dimensions
5838732
Installation
8
E
A
E
D
C
P
N
K
F
H
F
M
C
G
E
L
C
G
K
F
H
C
G
E
L
B
VL RL
C
O
O
Fig. 3
ASolar-Divicon
BSolar pump assembly
CThermometer
DSafety assembly (safety valve 6 bar, pressure
gauge 10 bar)
ECirculation pump
FShut-off valves
GNon-return valves
HShut-off valve
KDrain valve
LFlow indicator
MAir separator
NFill valve
OExpansion vessel connection
RL Return
VL Flow
Preparing for installation
Connections and internal components
5838732
Installation
9
Air separator
B
A
Fig. 4
AAir vent valve
BHose connection
Function of internal components
Function of the shut-off and non-return valves
Left: Flow line
Right: Return line
Operating position
Vertical position
45° 90°
Filling/flushing
Flow ball valve rotated clockwise by 45°
Return ball valve rotated clockwise by 90°
45° 45°
Drain
Rotated clockwise by 45°
90° 90°
Closed
Rotated clockwise by 90°
Preparing for installation
Connections and internal components (cont.)
5838732
Installation
10
Shut-off valve and flow rate indicator
A
B
1 2
4
3
Fig. 5
AShut-off valve (adjusting screw)
1 Flushing
2 Draining
3 Flow rate regulation
4 Operating position (depicted in the diagram)
BFlow indicator
Checking the flow rate at the top edge of the float
20
5
15
25
10
35
30
l/min
Fig. 6
Minimum clearances
Solar pump assembly to the right of the Solar-Divicon
PS10
PS20
P10
P20
300
900
200
Fig. 7
Solar pump assembly to the left of the Solar-Divicon
PS10
PS20
P10
P20
900
200 300
Fig. 8
Preparing for installation
Connections and internal components (cont.)
5838732
Installation
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