Boiler" Group; Coding - Viessmann VITOTRONIC 200 Installation And Service Instructions Manual

"General" group
(cont.)
Coding in the delivered condition
Detached house/apartment building
7F:1 Detached house
Lock out controls
8F:0 Operation enabled in standard
menu and in extended menu.
Note
The respective code is only activa-
ted when you exit the service
menu (see page 55).
Set flow temperature for external demand
9b:70 Set minimum boiler water tempera-
ture during external demand 70 °C

"Boiler" group

Coding

Coding in the delivered condition
Burner type
02:0 Single-stage burner
Gas/oil operation
03:0 Do not adjust
Boiler water temperature, maximum limit
06:74 Electronic maximum limit for boiler
water temperature set to 74 °C.
Note
The code has no effect during
DHW heating demand.
Flue gas monitor
1F:0 With flue gas temperature sensor:
Flue gas temperature is not moni-
tored for burner service indication.
Burner service in 100 hours
21:0 No service interval (hours run) se-
lected.
Service interval in months
23:0 No interval for burner service
Possible change
7F:0 Apartment building
Holiday program and time program
for DHW heating can be set sepa-
rately.
8F:1 Operation blocked in standard menu
and in extended menu.
Emissions test mode can be ena-
bled.
8F:2 Operation enabled in standard
menu, blocked in extended menu.
Emissions test mode can be ena-
bled.
9b:0 Set value adjustable from 0 to
to 127 °C.
9b:127
Possible change
02:1 Two-stage burner
02:2 Modulating burner
06:20 Adjustable from 20 to 127 °C.
to
06:127 Note
Observe the temperature controller
setting (see page 13).
1F:1 When the limit for the flue gas tem-
to perature is exceeded, "Service" is
1F:250 °C displayed.
21:1 The number of hours run before the
to burner should be serviced, adjusta-
21:100 ble from 100 to 10,000 h.
1 step
23:1 Interval adjustable from 1 to
to 24 months.
23:24
Coding level 1
≙
100 h
35