Viessmann Vitotwin 300-W Installation And Service Instructions For Contractors page 111

Changing codes
Function
"Reset to default param-
eters"
If "Yes" is set, the current
parameter settings are re-
set to the factory settings
or the settings saved under
code 6204. This does not
include fields such as time
and date, programming
unit, wireless, service/spe-
cial operation, all time pro-
grams and metering func-
tions.
"VVS Device ID"
"SW version subsys-
tem"
"Software version"
"Development index"
"Device hours run"
Note
Hours run are already
shown on delivery, as each
device undergoes a hot
test before shipment.
"Cylinder forced charg
duration max" (see
page 154)
(cont.)
Code Operat-
ing level
6205 "F2"
6218 "F2"
6219 "F2"
6220 "F2"
6221 "F2"
6222 "F2"
6282 "F2"
Setting options Delivered
condition
■ "No" "No"
■ "Yes"
00.0 to 99.9 –
00.0 to 99.9 –
00.0 to 99.9 –
0 to 99 –
00:00:00 to
20833:00:00 h
1 to 20 h 2
Codes
111