Viessmann VITODENS 050-W User manual

VITODENS 050-W
Heating circuit
DHW temperature
System pressure
DHW ECO function
Wifi connection
Service menu
Fault display
Burner status
OK >confirm settings
Menu > opens the main menu
Up & down > change parameter
Getting started
On the following pages you will find a step by step guide to commission the product by using
the control panel. The default parameters are highlighted for each step. Note that you can also
use ViGuide – our mobile application – to carry out the commissioning. Important: If you want to
connect the boiler to the internet – using ViGuide monitoring – or connect a Viessmann ViCare
Thermostat or Vitotrol 100-E you have to use ViGuide. Please refer to the last page of this docu-
ment to receive more information.
User interface
OK
Commissioning Quickstart Guide
This guide highlights the new and unique process for commissioning. For installation,
please refer to the detailed steps in the Installation & Service Instructions.

Commissioning steps:
Access Point AP
Indicates the boiler is ready to be set up press 4 seconds to start commissioning
from the panel
C.1 Filling programme
ON > moves diverter valve to mid position for ease of filling via filling loop,
OFF - default > skips filling programme, press OK to confirm the setting,
press 4 seconds to interrupt the filling programme
C.2 Venting programme
ON > pump runs in intervals and diverter moved to mid position, this can take up to 20 mins,
OFF – default > skips venting programme, press OK to confirm the setting,
press 4 seconds to interrupt the venting programme
C.3 Gas Type
2 - default > natural gas, 3> liquid gas, press OK to confirm the setting
C.5 Flue System Type
1 > room air dependent (60 mm), 2 - default > room sealed (60 mm/100 mm),
3>room air dependent (80 mm), 4>room sealed (80 mm/125 mm),
press OK to confirm the setting
C.6 Flue System Length
press to adjust the length in metres - the default setting is 1 m (an additional length
of 1 m must be factored in for every flue bend), press OK to confirm the setting

C.7 Operating Mode
1>built in time program, 4 > weather comp.,
13 - default > constant operation (switch live) with optional room thermostat,
14 > OpenTherm, press OK to confirm the setting
C.8 Hydraulic/System Scheme
1>combi or system boiler on S/Y plan, 3 - default > system boiler with 4 pipe cylinder
sensor or demand box, press OK to confirm the setting
C.9 Activating Switch Live with Weather Compensation (only available if C.7 = 4)
To activate plug 96 switch live with weather compensation select 1,
press OK to confirm the setting
End
After completing the last step the arrow will appear indicating commissioning is complete
press OK to confirm the setting and start the flue gas sensor check. The boiler will restart.
FST will appear (the boiler is carrying out flue gas sensor check & will fire for a few seconds
to raise sensor temperature). Please wait for this to complete. Once completed the boiler set
temperature will appear on the screen and boiler is ready to run.

Viessmann Limited
Hortonwood 30,
Telford, Shropshire TF1 7YP
Phone: [phone]
Email: [e-mail]
www.viessmann.co.uk
6175 513 UK 05/2023
Copyright Viessmann.Duplication and alternative use only
with prior written consent. Subject to technical modifications.
ViGuide
_ Full text explanation assisting you in
commissioning the product
_ Connect the appliances to the internet
and monitor the product remotely
_ Add Viessmann thermostat solutions to
the system like the Vitotrol 100-E
_ Guided spare part replacement suppor-
ting you with step by step instructions
The application can be downloaded from the
Google Play Store or Apple App Store. For
further information scan the QR code:
Viessmann Account
The Viessmann Account is our single sign
on for all of our applications. Once set up
you will get access to all our tools including
ViGuide & our PartnerPortal. To sign up for
a Viessmann account, simply scan the QR
code or visit www.viessmann.co.uk/account.
It will take you directly to the application
form. Once processed you will receive an
email. Please confirm your settings in order
to verify your account.
PartnerPortal
_ Stay informed by receiving the latest
news & access our video content
_ Register your installations with Gas Safe
_ Benefit from our VPlus loyalty scheme
& collect points with every installation
_ Book courses with our academy team or
use our library of video tutorials
_ Discover all of our software applications,
tools & services
Once your Viessmann Account is set up,
you can access the Partner Portal via the
QR code:
Further Information & Support
If further information is needed visit our
support page. Here you will find detailed
explanations, FAQs & video tutorials. Just
scan the QR code to access the page or
visit viessmann.co.uk/vitodensgetstarted
Viessmann Controls & ViGuide Monitoring