Viessmann VITOTRANS 300 Istruzioni operative
Service instructions
for contractors
VIESMANN
Vitotrans 300
Flue gas/water heat exchanger
for Vitoplex
with rated output 575 to 2000 kW and
for Vitorond
with rated output 630 to 1080 kW
VITOTRANS 300
5692 790 GB 1/2009 Please keep safe.
2
Please follow these safety instructions closely to prevent accidents and mate-
rial 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 envi-
ronmental pollution.
Target group
These instructions are exclusively
designed for qualified personnel.
■ Work on gas equipment must only be
carried out by a qualified gas fitter.
■ Work on electrical equipment must
only be carried out by a qualified elec-
trician.
■ The system must be commissioned by
the system installer or a qualified per-
son authorised by the installer.
Regulations
Observe the following when working on
this system
■ all legal instructions regarding the pre-
vention of accidents,
■ all legal instructions regarding envi-
ronmental 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,
■ Gas Safety (Installation & Use) Regu-
lations
– the appropriate Building Regulation
either the Building regulations, the
Building Regulation (Scotland),
Building Regulations (Northern Ire-
land),
– the Water Fittings Regulation or
Water Bylaws in Scotland,
– the current I.E.E. Wiring Regula-
tions.
If you smell gas
Danger
Escaping gas can lead to explo-
sions which may result in serious
injury.
■ Never smoke. Prevent naked
flames and sparks. Never
switch lights or electrical appli-
ances 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 build-
ing.
■ Shut off the electricity supply to
the building from a safe place
(outside the building).
Safety instructions
Safety instructions
5692 790 GB
3
If you smell flue gas
Danger
Flue gas can lead to life-threat-
ening poisoning.
■ Shut down the heating system.
■ Ventilate the boiler room.
■ Close all doors leading to the
living space.
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 sup-
ply 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 unau-
thorised reconnection.
!Please note
Electronic modules can be dam-
aged 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 ful-
fil a safety function can compro-
mise 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 com-
promise its function. Installing
non-authorised components and
non-approved modifications/con-
version can compromise safety
and may invalidate our warranty.
For replacements, use only orig-
inal spare parts from Viessmann
or those which are approved by
Viessmann.
Safety instructions
Safety instructions (cont.)
5692 790 GB
4
Commissioning, inspection, maintenance
Steps - commissioning, inspection and maintenance.......................................... 5
Further details regarding the individual steps....................................................... 6
Parts lists............................................................................................................ 16
Commissioning/service reports........................................................................ 21
Certificates
Declaration of Conformity..................................................................................... 22
Index
Index
5692 790 GB
5
For further information regarding the individual steps, see the page indicated
Commissioning steps
Inspection steps
Maintenance steps Page
•1. Matching the setting of the boiler control unit............ 6
•2. Checking the connections of the neutralising
equipment and filling with neutralising agent
•3. Checking system pressure and commissioning the
system
•4. Readjusting the burner (only when retrofitting the
heat exchanger).............................................................. 6
• • 5. Shutting down the boiler system.................................. 6
••• 6. Visually inspecting the gaskets on the inspection
cover and flue gas collector.......................................... 7
•7. Cleaning the heating surfaces....................................... 10
•8. Replacing damaged gaskets......................................... 14
••• 9. Assembly in reverse order
••• 10. Checking the water quality............................................ 14
••• 11. Checking neutralising equipment as per the
manufacturer's instructions and replacing used
neutralising agent
••• 12. Restarting the boiler
••• 13. Filling in the service report for commissioning/
maintenance.................................................................... 15
•14. Operating and service documents................................ 15
Commissioning, inspection, maintenance
Steps - commissioning, inspection and maintenance
5692 790 GB
6
Matching the setting of the boiler control unit
Make the setting according to the infor-
mation in chapter "Additional informa-
tion, Coding" in the service instructions
for the control unit.
Readjusting the burner (only when retrofitting the heat
exchanger)
Burner service instructions
Shutting down the boiler system
Switch OFF/isolate the main isolator
(outside the boiler room) and safeguard
against unauthorised reconnection.
Commissioning, inspection, maintenance
Further details regarding the individual steps
5692 790 GB
7
Visually inspecting the gaskets on the inspection cover and flue
gas collector
ATop panel
BThermal insulation mat
CGauze mat
DInspection cover
EGasket
FCondensate drain
GLower flue pipe (flue gas outlet)
HConnection collar
Note on
F
Not when commissioning
Commissioning, inspection, maintenance
Further details regarding the individual steps (cont.)
5692 790 GB
8
HConnection collar KUpper flue pipe (flue gas inlet)
LGauze jacket for flue gas collector
MThermal insulation jacket for flue
gas collector
Commissioning, inspection, maintenance
Further details regarding the individual steps (cont.)
5692 790 GB
9
NUpper flue gas collector OGasket
Commissioning, inspection, maintenance
Further details regarding the individual steps (cont.)
5692 790 GB
10
Cleaning the heating surfaces
ATop panel
BThermal insulation mat
CGauze mat
DInspection cover
EGasket
GLower flue pipe (flue gas outlet)
HConnection collar
Commissioning, inspection, maintenance
Further details regarding the individual steps (cont.)
5692 790 GB
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1
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