Operating instructions

64
Select "Boiler" for weather-compensa-
ted control units (see page 60).
Select "2" for constant temperature con-
trol units (see page 60).
Coding
Coding in the delivered condition Possible change
Single/multi boiler system
01:1 Do not adjust (only for
constant temperature
control units)
Burner service in 100 hours
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
One step
≙
100 h
Service interval in months
23:0 No interval for burner
service
23:1
to
23:24
Interval adjustable from 1
to 24 months
Service status
24:0 "Service" not shown on
display
24:1 "Service" is shown on dis-
play (the address is auto-
matically set and must be
manually reset after a serv-
ice has been carried out)
Filling/Venting
2F:0 Venting program/fill pro-
gram disabled
2F:1 Venting program enabled
2F:2 Fill program enabled
"DHW"/group 3
Select "DHW" for weather-compensa-
ted control units (see page 60).
Select "3" for constant temperature con-
trol units (see page 60).
Code 1
"Boiler"/group 2
5772 909 GB