Viessmann VITODENS 222-F Installation And Service Instructions Manual page 96

Diagnosis and service scans
Diagnosis
(cont.)
Diagnosis Brief scan
1:
1 F 0 A 1
2: 0 0 0 0 0
0 0 0 0 0
3:
4: 0 0 0 0 0
Select with
For an explanation of the relevant values in the individual lines and fields, see
the following table:
Line (brief
scan)
1
1: Software version
Control unit
2: System schemes 01
to 10
3: 0
4: Software version
Burner control unit
5: 0: no
external
demand
1: exter-
nal
demand
6: Number of LON sub-
scribers
96
2
0
0
0
Field
2 3
Equipment version
Number
of KM
BUS sub-
scribers
Software Software
version version
Program- Mixer
ming unit exten-
sion
0: no
mixer
exten-
sion
Type
Burner control unit
0: no
external
blocking
1: exter-
nal block-
ing
Check
digit
4 5
Burner control unit ver-
sion
Maximum demand temperature
0 Software
version
LON
module
Appliance type
External hook-up 0 - 10 V
Display in °C
0: no external hook-up
Max. output
Details in %.
6
0