Viessmann GC1 - Page 121

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Vitotronic 100, GC1B / Vitotronic 300-K, MW1B Installation and Service
Group 2 “Boiler” (continued)
Coding 1, Vitotronic 100
Coding in the factory set condition Possible change
Boiler water temperature maximum limit
06:87 Set to 189°F (87°C). 06:20
to
06:127
Adjustable from 68 to 261°F (20 to 127°C).
Observe the adjustable high limit settings.
Boiler
07:1 Consecutive boiler number in multi boiler
system.
07:2
to
07:4
Consecutive boiler number in multi boiler
system.
Flue gas monitor
1F:0 With flue gas temperature sensor:
Flue gas temperature is not monitored for
service display.
1F:1
to
1F: 482°F
(250°C)
When the limit for the flue gas temperature
is exceeded,
is displayed.
Burner service in 100 hour
21:0 No service interval (hours run) selected. 21:1
to
21:100
The number of hours run before the burner
should be serviced is adjustable from 100 to
10,000 h;
1 step
100 h
Service interval in months
23:0 No interval for service. 23:1
to
23:24
Interval adjustable from 1 to 24 months.
Service status
24:0
No
display.
24:1
display (the address is automatically set
and must be manually reset after a service
has been carried out).