Boiler - Viessmann VITOLADENS 300-W Installation And Service Instructions Manual

Code 2
General
(cont.)
Coding in the delivered condition
9C:20 Monitoring LON subscrib-
ers
If there is no response
from a subscriber after
20 min, the values speci-
fied inside the control unit
are used. Only then will a
fault message be issued
9F:8 Differential temperature
8 K; only in conjunction
with a mixer circuit

Boiler

Coding
Coding in the delivered condition
04:1 Minimum burner pause
time subject to the boiler
load (specified by boiler
coding card)
06:... Maximum limit of the boil-
er water temperature, de-
faulted in °C by the boiler
coding card
0d:0 Do not adjust
0E:0 Do not adjust
21:0 No service interval (hours
run) selected
23:0 No interval for burner
service
74
Possible change
9C:0 No monitoring
9C:5 Time adjustable from 5 to
to 60 min
9C:60
9F:0 Differential temperature
to adjustable from 0 to 40 K
9F:40
Possible change
04:0 Minimum burner pause
time set permanently
(specified by boiler coding
card)
06:20 Maximum limit of the boiler
to water temperature within
06:127 the ranges specified by the
boiler
21:1 The number of hours run
to before the burner should
21:100 be serviced is adjustable
from 100 to 10 000 h.
One adjusting step ≙
100 h
23:1 Interval adjustable from 1
to to 24 months.
23:24