Service Scans Service Level Summary - Viessmann Vitotronic 200 KW2 Installation And Service Instructions Manual

Service scans
Service level summary
Function
Adjusting the
display contrast
Relay test
Temperatures,
boiler coding card
and brief scans
Operating
condition
Maintenance scan c (if Maintenance flashes)
Troubleshooting
Calling up
acknowledged
fault messages
Fault history
Resetting codes to
the delivered
condition
Code 1
Code 2
30
Key combination
Press d and a
simultaneously;
the display will darken
Press d and b
simultaneously;
the display will get lighter
Press K and d
simultaneously for approx. 2 s
Press K and G
simultaneously for approx. 2 s
Press c
Press c
Press d for approx. 3 s
Press G and d
simultaneously for approx. 2 s
Press L and G
simultaneously for approx. 2 s;
presse; confirm with d
Press K and L
simultaneously for approx. 2 s.
Press L and G
simultaneously for approx. 2 s;
confirm with d
Exit
Press d
Press d
Press c
Press d
Press d
Press d
Press d
Press K and L
simultaneously
for approx. 1 s
Press L and G
simultaneously
for approx. 1 s
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