Viessmann VITODENS 200 Manual de usuario
VIESMANN
Installation instructions
for contractors
Vitodens 200
Type WB2A, 8.8 to 26.0 kW
Wall mounted gas fired condensing boiler
Natural gas and LPG version
VITODENS 200
5862 559 GB 10/2006 Dispose after installation.
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 appliances must only
be carried out by a qualified gas fit-
ter.
&Work on electrical equipment must
only be carried out by a qualified
electrician.
Regulations
Observe the following when working
on this system
&all legal instructions regarding the
prevention of accidents,
&all legal instructions regarding
environmental protection,
&theCodeofPracticeofrelevant
trade associations,
&all current safety regulations as
defined by DIN, EN, DVGW, TRGI,
TRF, VDE and all locally applicable
standards.
Workingonthesystem
&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 mains isola-
tor.
&Safeguard the system against
unauthorised reconnection.
&When using gas as fuel, also close
the main gas shut‐off valve and
safeguard against unauthorised
reopening.
Safety instructions
2
5862 559 GB
Preparing for installation
Product information .................................................................................... 4
Preparing for installation ............................................................................. 5
&Preparing the boiler installation ................................................................ 5
Installation sequence
Installing the boiler and making all connections ........................................... 7
Flue connection .......................................................................................... 8
Condensate connection .............................................................................. 8
Gas connection .......................................................................................... 9
Opening the control unit enclosure .............................................................. 10
Electrical connections................................................................................. 11
&Routing connecting cables ....................................................................... 13
Closing the control unit enclosure and inserting the programming unit ......... 14
Front panel installation................................................................................ 15
Commissioning and adjustment .................................................................. 15
Index
3
5862 559 GB
Vitodens 200, WB2A
Set up for operation with natural gas E.
For conversion to natural gas LL and LPG P (with conversion kit), see the instal-
lation instructions.
Conversion for other target countries
The Vitodens 200 should generally only be delivered to those countries speci-
fied on the type plate. For deliveries to alternative countries, an approved con-
tractor must arrange, on his own initiative, for an individual approval in
accordance with the law of the land.
Product information
4
5862 559 GB
Preparing the boiler installation
For on-site preparation of gas, water and electrical connections, see
installation instructions, installation aid or mounting frame.
AHeatingflowRp¾"
BDHW Rp ½" (gas fired combi boil-
er)
Cylinder flow G ¾" (gas fired boil-
er)
CGas connection
DCold water Rp ½" (gas fired combi
boiler)
Cylinder return G ¾" (gas fired
boiler)
EHeating return Rp ¾"
FFill & drain valve
Preparing for installation
5
5862 559 GB
GCable entry HDimension with DHW cylinder
below.
KCondensate drain
Note
This boiler (protection level: IP X4 D)
is approved for installation in wet
rooms inside protection area 1
according to DIN VDE 0100, providing
the occurrence of hosed water can be
excluded.
Observe the requirements of DIN VDE
0100.
1. Prepare the water connections.
Flush the heating system thor-
oughly.
2. Prepare the gas connection
accordingtoTRGIorTRForall
local regulations.
3. Prepare the electrical connections.
&Power supply cable: NYM-
J3x1.5mm
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.)
6
5862 559 GB
Note
Quick-acting air vent valve and con-
nector for the expansion vessel
packed separately.
AHeating flow BDHW (gas fired combi boiler)
Cylinder flow (gas fired boiler)
Installing the boiler and making all connections
7
5862 559 GB
CGas connection
DCold water (gas fired combi boiler)
Cylinder return (gas fired boiler)
EHeating return
FFill & drain valve
Flue connection
Connect the balanced flue pipe. Flue gas system installation
instructions.
Condensate connection
Connect the condensate drain with a
slopeandapipeventtothepublic
sewer.
Installing the boiler and making all connections (cont.)
8
5862 559 GB
AGas connection
Notes regarding operation with
LPG.
We recommend the installation of an
external safety solenoid valve when
installing the boiler in rooms below
ground level.
1. Carry out a gas soundness test.
!Please note
Excessive test pressure
may damage the boiler and
the gas valve.
Max. test pressure 150mbar.
Where higher pressure is
required for leak tests, sepa-
rate the boiler and the gas
valves from the mains gas
supply pipe (undo the fit-
ting).
2. Vent the gas supply pipe.
Conversion to other gas
types:
Conversion kit installation
instructions
Gas connection
9
5862 559 GB
Opening the control unit enclosure
10
5862 559 GB
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