Viessmann Vitoligno 300-P Service Instructions For Contractors page 59

Code 2
(cont.)
Coding in the delivered condition
6C:60 In conjunction with an
integral solar control
unit:
Maximum cylinder tem-
perature 60 °C
6D:10 In conjunction with an
integral solar control
unit:
Frost protection disabled
6E:130 In conjunction with an
integral solar control
unit:
Max. collector start-up
temperature; the solar cir-
cuit pump is not started
when the collector tem-
perature exceeds 130 °C
6F:20 In conjunction with an
integral solar control unit
and coding address
"6E":
The solar circuit pump
only starts when the col-
lector temperature has
fallen 20 K below the col-
lector start-up tempera-
ture
70:0 DHW circulation pump
"On" according to time
program when DHW
heating is enabled
71:0 DHW circulation pump
"On" according to time
program
Possible change
6C:10 Maximum cylinder temper-
to ature adjustable from 10 to
6C:90 90 °C
The solar circuit pump
6D:−10
starts when the collector
to
temperature reaches or
6D:+9
falls below the frost protec-
tion temperature selected
here; it stops when the
selected frost protection
temperature is exceeded
by 2 K
6E:110 Value adjustable from 110
to to 199°C
6E:199
6E:200 Without collector start-up
limit
6F:10 Value adjustable from 10 to
to 50 K
6F:50
70:1 DHW circulation pump
"On" according to time pro-
gram
71:1 "OFF" during DHW heating
to the first set value
71:2 "ON" during DHW heating
to the first set value
Codes
59