Viessmann Vitoladens 300-W Service Instructions For Contractors page 33

Further details regarding the individual steps
Note
In the same LON system, the same num-
ber cannot be allocated twice.
Only one Vitotronic may be program-
med as fault manager.
Boiler control unit
LON
Subscriber no. 1
Code "77:1"
Control unit is fault
manager
Code "79:1"
Control unit transmits
the time
Code "7b:1"
Control unit transmits
outside temperature
Set code "97:2"
LON subscriber fault
monitoring
Code "9C:20"
Updating the LON subscriber list
Only possible if all subscribers are con-
nected and the control unit is program-
med to be fault manager (code "79:1").
Press the following keys:
1. L + d simultaneously for approx.
2 s.
Subscriber check initiated
(see page 34).
Vitotronic 200-H
LON
Subscriber no. 10
Code "77:10"
Control unit is not
fault manager
Code "79:0"
Control unit receives
the time
Set code "81:3"
Control unit receives
outside temperature
Set code "97:1"
LON subscriber fault
monitoring
Code "9C:20"
Commissioning, inspection, maintenance
Vitotronic 200-H
LON
Subscriber no. 11
Set code "77:11"
Control unit is not
fault manager
Code "79:0"
Control unit receives
the time
Set code "81:3"
Control unit receives
outside temperature
Set code "97:1"
LON subscriber fault
monitoring
Code "9C:20"
2. e The subscriber list is upda-
ted after approx. 2 min.
The subscriber check is
completed.
(cont.)
Vitocom
Subscriber no.
99
Device is fault
manager
Device
receives the
time
—
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33