Boiler - Viessmann Vitoligno 300-C Installation And Service Instructions For Contractors

Codes
Code 1
(cont.)
Coding in the delivered condition
Flow temperature minimum limit
C5:20 Minimum flow temperature limit set
to 20 °C
Flow temperature maximum limit
C6:75 Maximum flow temperature limit
set to 75 °C
Room sensor limit
C8:31 Is available, if code "A0:1" or
"A0:2" and "B0:1" or "B0:2" or
"B0:3", heating group, is selected.
No limit for room influence.
Party mode time limit
F2:8 Party mode can be active for up to
8 h
Dissipate heat
F3:1 The "Dissipate heat" function regu-
lates the heating circuit flow tem-
perature to the set maximum (code
"C6", heating group).
Set runtime
F4:140 The valve is controlled for the op-
erating time of 140 s, then switch-
ed to continuous operation.

Boiler

Coding
Coding in the delivered condition
Runtime boiler load
01:... Max. runtime of the boiler at full
load in min, before the boiler
switches to grate cleaning.
Delivered condition for boiler out-
put:
8 and 12 kW: 600
18 to 48 kW: 480
Set flue gas residual O2
0C:... Set value for concentration of re-
sidual oxygen in the flue gas
Delivered condition for boiler out-
put:
8 and 12 kW: 8.0
18 to 48 kW: 7.0
56
Possible change
C5:1 Adjustable from 1 to 100 °C
to
C5:100
C6:10 Adjustable from 10 to 100 °C
to
C6:100
C8:1 Room influence limit adjustable from
to 1 to 31 °C
C8:31
F2:0 No time limit for party mode. Party
mode is deactivated when changing
the operating program to "Heating".
F2:1 Time limit adjustable from 1 to 12 h
to
F2:12
F3:0 The "Dissipate heat" function is
disabled for the selected heating cir-
cuit.
F4:15 Adjustable value in s
to
F4:254
Possible change
01:60 Setting range for max. runtime at full
to load before grate cleaning in min
01:1000
0C:5.0 Setting range for residual oxygen set
to value in 0.1 % increments
0C:12.0