Changing Codes - Viessmann Vitotwin 300-W Installation And Service Instructions For Contractors

Codes

Changing codes

"Time of day and date"
Function
"Time"
"Date"
"Year"
"Start of summertime"
"End of summertime"
"Operator section"
Function
"Language"
"Operator section info"
"Operation lock"
"Programming lock"
Remove lock:
1. Hold down "ESC" and
"OK" for 3 s simultane-
ously.
2. Return codes 26 or 27 to
"Off".
86
Code Operat-
ing level
1 "E"
2 "E"
3 "E"
5 "F2"
6 "F2"
Code Operat-
ing level
20 "E"
22 "F2"
26 "F2"
27 "F2"
Setting options
00:00 to 23:59
01/01 to 31/12
2004 to 2099
01/01 to 31/12
01/01 to 31/12
Setting options
■ "English"
■ "German"
■ "French"
■ "Italian"
■ "Dutch"
■ "Spanish"
■ "Portuguese"
■ "Danish"
■ "Slovakian"
■ "Czech"
■ "Temporarily"
■ "Permanent-
ly"
■ "Off"
■ "On"
■ "Off"
■ "On"
Delivered
condition
–
–
–
25.03
25.10
Delivered
condition
"German"
"Temporari-
ly"
"Off"
"Off"