Checking The Lon Connection To The Vitotronic Control Unit - Viessmann Vitocom 100 LAN1 Installation And Service Instructions Manual

Commissioning
Switching on the Vitocom 100
3. Connect with the Vitotronic con-
trol unit via LON
The Vitocom 100 creates a list of all
LON subscribers.
Note
It may take several minutes to estab-
lish the connection via LON.
Initialisation successful
The Vitocom 100 is ready for operation.
The following LED indicators illuminate
green: operating status display "4" and
IP connection status "3".

Checking the LON connection to the Vitotronic control unit

To check the LON connection, carry out
LON subscriber check on the Vitotronic
control unit.
Requirements:
■ The Vitocom 100 is connected to the
Vitotronic control unit via LON.
■ All devices are switched on.
■ LON subscriber numbers are
assigned to the Vitotronic control units.
■ The Vitotronic control unit is the fault
manager.
Note
The Vitocom 100 has the LON sub-
scriber number "99" (fixed).
22
(cont.)
Initialisation not successful
If a fault occurs during initialisation, this
is indicated by the associated LED indi-
cators. For troubleshooting measures,
see page 27.
Performing a subscriber check
■ Heat source installation and
service instructions
or
■ Vitotronic control unit service
instructions
Note
If the subscriber check was successful,
LON service display "1" flashes
green (see page 19) at the Vitocom 100
for approx. 1 min and "Check OK"
appears in the Vitotronic display.