Viessmann Vitopend 200-W Istruzioni operative
VIESMANN
Installation and service
instructions
for contractors
Vitopend 200-W
Type WHKA, 10.5 to 29.3 kW
Gas fired combi boiler
for balanced flue operation
Natural gas and LPG version
For applicability, see the last page
VITOPEND 200-W
5592 817 GB 3/2007 Please keep safe.
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
designed for qualified personnel.
&Work on gas equipment must only
be carried out by a qualified gas fit-
ter.
&Work on electrical equipment must
only be carried out by a qualified
electrician.
&The system must be commissioned
by the system installer or a qualified
person authorised by the installer.
Regulations
Observe the following when working
on this system
&all legal instructions regarding the
prevention of accidents,
&all legal instructions regarding
environmental protection,
&the Code of Practice of relevant
trade associations,
&all current safety regulations as
defined by DIN, EN, DVGW, TRGI,
TRF, VDE and all locally applicable
standards.
If you smell gas
Danger
Escaping gas can lead to
explosions which may result in
serious injury.
&Never smoke. Prevent naked
flames and sparks. Never
switch lights or electrical
appliances ON or OFF.
&Close the gas shut-off valve.
&Open windows and doors.
&Remove all people from the
danger zone.
&Notify your gas or electricity
supplier from outside the
building.
&Shut off the electricity supply
to the building from a safe
place (outside the building).
If you smell flue gas
Danger
Flue gas can lead to life-threa-
tening poisoning.
&Shut down the heating sys-
tem.
&Ventilate the boiler room.
&Close all doors leading to the
living space.
Safety instructions
2
Safety instructions
5592 817 GB
Working on the system
&When using gas as fuel, also close
the main gas shut-off valve and
safeguard against unauthorised
reopening.
&Isolate the system from the power
supply and check that it is no longer
'live', e.g. by removing a separate
fuse or by means of a main isolator.
&Safeguard the system against
unauthorised reconnection.
!Please note
Electronic modules can be
damaged by electro-static dis-
charges.
Touch earthed objects, such as
heating or water pipes, to dis-
charge static loads.
Repair work
!Please note
Repairing components which
fulfil a safety function can com-
promise the safe operation of
your heating system.
Replace faulty components
only with original Viessmann
spare parts.
Ancillary components, spare and
wearing parts
!Please note
Spare and wearing parts which
have not been tested together
with the heating system can
compromise its function. Instal-
ling non-authorised compo-
nents and non-approved
modifications/conversion can
compromise safety and may
invalidate our warranty.
For replacements, use only ori-
ginal spare parts from
Viessmann or those which are
approved by Viessmann.
Safety instructions (cont.)
3
Safety instructions
5592 817 GB
Installation instructions
Preparing for installation
Product information .................................................................................... 6
Preparing for installation ............................................................................. 6
Installation sequence
Installing the boiler and making all connections ........................................... 9
Flue gas connection.................................................................................... 10
Gas connection .......................................................................................... 11
Opening the control unit casing ................................................................... 12
Electrical connections................................................................................. 13
Fitting the programming unit into the control unit.......................................... 16
Fitting the front panel .................................................................................. 17
Service instructions
Commissioning, inspection, maintenance
Steps - commissioning, inspection and maintenance ................................... 18
Further details regarding the individual steps .............................................. 20
Coding
Code 1........................................................................................................ 53
Code 2........................................................................................................ 55
Resetting codes to their delivered condition ................................................ 70
Service scans
Service level overview ................................................................................ 71
Temperatures, boiler coding card and brief scans ........................................ 72
Checking outputs (relay test) ...................................................................... 75
Scanning operating conditions and sensors ................................................ 76
Troubleshooting
Fault display ............................................................................................... 79
Fault codes................................................................................................. 81
Repairs ...................................................................................................... 89
Function description
Constant temperature control unit ............................................................... 98
Weather-compensated control unit.............................................................. 99
Extensions for external connections (accessories) ...................................... 101
Control functions ........................................................................................ 105
Remote control DIP switches ...................................................................... 111
Index
4
Index
5592 817 GB
Designs
Connection and wiring diagram –internal connections ................................ 113
Connection and wiring diagram –external connections ............................... 115
Parts lists .................................................................................................. 117
Commissioning/service reports ............................................................... 123
Specification............................................................................................. 124
Certificates
Declaration of conformity ............................................................................ 126
Keyword index .......................................................................................... 127
Index (cont.)
5
Index
5592 817 GB
Vitopend 200-W, WHKA
Set up for operation with natural gas E.
May be converted with a conversion kit to natural gas LL or LPG.
The Vitopend 200-W should generally only be delivered to those countries spe-
cified on the type plate. For deliveries to alternative countries, an approved con-
tractor, on his own initiative, must arrange an individual approval in accordance
with the law of the land.
Preparing for installation
Preparing the boiler installation
On-site preparation of the gas, water and electrical connections:
Installation aid or mounting frame installation instructions.
Product information
6
Preparing for installation
5592 817 GB
AHeating flow Rp¾"
BHot water Rp½"
CGas connection
DCold water Rp½"
EHeating return Rp¾"
FFill & drain valve
GCable entry
1. Prepare the water connections.
Flush the heating system.
2. Prepare the gas connection
according to TRGI or TRF or all
local regulations.
Preparing for installation (cont.)
7
Preparing for installation
5592 817 GB
Installation
3. Prepare the electrical connections.
&Power supply cable: NYM-
J 3 x 1.5 mm
2
, fuse max. 16 A,
230 V~, 50 Hz.
&Accessory cables: NYM with the
required number of conductors
for the external connections.
&Allow all cables in area "G" to
protrude 1200 mm from the wall.
Preparing for installation (cont.)
8
Preparing for installation
5592 817 GB
Installing the boiler and making all connections
9
Installation sequence
5592 817 GB
Installation
ATensioning screws on the boiler
connection flange
BParallel boiler flue connection for
the vertical and horizontal instal-
lation of the flue gas systems 80/
80
CCoaxial boiler flue connection for
the vertical installation of the flue
gas systems 60/100 or 80/125
DBoiler connection bend for the
horizontal installation of the flue
gas system 60/100
1. Release the tensioning screws on
the boiler outlet flange.
2. Insert the boiler flue connection.
Note
Fit the parallel connectors of boiler
flue connection Bso they point
towards the left or right.
3. Tighten the tensioning screws.
Flue gas system installation
instructions
Flue gas connection
10
Installation sequence
5592 817 GB
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