Viessmann Vitotwin 300-W Installation And Service Instructions For Contractors page 92

Codes
Changing codes
"Time program 5" (power demand
function/external demand)
Function
"Preselection"
"1st phase on"
"1st phase off"
"2nd phase on"
"2nd phase off"
"3rd phase on"
"3rd phase off"
"Standard values" (All
time phases in time pro-
gram 5 are reset to their
factory settings)
"Holiday program heating circuit 1"
Function
"Holiday period HC1":
"Start" (Day 1)
"Holiday period HC1":
"End" (Last day)
"Holiday operating level
HC1"
92
(cont.)
Code Operat-
ing level
600 "E"
601 "E"
602 "E"
603 "E"
604 "E"
605 "E"
606 "E"
616 "E"
Code Operat-
ing level
642 "E"
643 "E"
648 "E"
Setting options
■ "Mo - Su"
■ "Mo - Fr"
■ "Sa - Su"
■ "Every week-
day individu-
ally"
00:00 to 24:00 h
00:00 to 24:00 h
00:00 to 24:00 h
00:00 to 24:00 h
00:00 to 24:00 h
00:00 to 24:00 h
■ "No"
■ "Yes"
Setting options
01/01 to 31/12
01/01 to 31/12
■ "Frost protec-
tion"
■ "Reduced"
Delivered
condition
"Mo - Su"
06:00
22:00
- -:- -
- -:- -
- -:- -
- -:- -
"No"
Delivered
condition
- -.- -
- -.- -
"Frost pro-
tection"