Viessmann VITOLIGNO 300-P Service Instructions Manual page 68

Codes
Code 2
(cont.)
Coding in the delivered condition
64:2 During party mode and
after external changeover
to constant operation with
the standard room tem-
perature:
Constant DHW heating
enabled and DHW circu-
lation pump ON
65:1 In conjunction with an
integral solar control
unit:
Heat transfer medium:
Viessmann heat transfer
medium
66:30 In conjunction with an
integral solar control
unit:
Solar circuit flow rate 3 l/
min
67:40 With integral solar control
unit or Vitosolic 100 /
Vitosolic 200:
3rd set DHW temperature
40 °C.
(Reheating will be sup-
pressed above the selec-
ted temperature. The
burner is switched on
only if there is insufficient
solar energy.)
68:190 In conjunction with an
integral solar control
unit:
Collector cooling function
disabled
68
Possible change
64:0 No DHW heating,
DHW circulation pump
"OFF"
64:1 DHW heating and DHW cir-
culation pump according to
time program
65:0 Heat transfer medium:
Water
66:1 Flow rate adjustable from
to 0.1 to 20 l/min;
1 step ≙ 0.1 l/min
66:200
67:0 Without 3rd set DHW tem-
perature
67:10 Entry of a 3rd set DHW
to temperature, adjustable
67:75 from 10 to 75 °C (observe
coding address "56")
68:100 Collector cooling function
to enabled if the selected
68:189 value is exceeded; adjust-
able from 100 to 189 °C.
If the collector cooling func-
tion is activated the maxi-
mum cylinder temperature
cannot be adjusted via
code "6C".