Viessmann Vitodens 222-F B2TA Installation And Service Instructions Manual page 74

Commissioning, inspection, maintenance
Further details regarding the individual steps
All coding addresses in the table are listed in the "General" group.
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".
Viessmann system
number,
Code "98:1".
LON subscriber fault
monitoring,
Code "9C:20".
Carrying out a LON subscriber check
The subscriber check is used to test
communication with the system devices
connected to the fault manager.
Preconditions:
■ The control unit must be programmed
as fault manager (code "79:1" in the
"General" group).
■ The LON subscriber number must be
programmed in all control units.
■ The LON subscriber list in the fault
manager must be up to date.
74
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 tempera-
ture,
Set code "97:1".
Viessmann system
number,
Code "98:1".
LON subscriber fault
monitoring,
Code "9C:20".
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 tempera-
ture,
Set code "97:1".
Viessmann system
number,
Code "98:1".
LON subscriber fault
monitoring,
Code "9C:20".
Service menu:
1. Press OK and
approx. 4 s.
2. "Service functions"
3. "Subscriber check"
4. Select subscriber (e.g. subscriber 10).
5. Start the subscriber check with "OK".
(cont.)
Vitocom
Subscriber
no. 99.
Device is fault
manager.
Device re-
ceives the
time.
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simultaneously for