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

Service scans

Service level summary

Function Key combination
Adjusting the dis- Press d and a si-
play contrast multaneously; the dis-
play darkens
Press d and b si-
multaneously; the dis-
play becomes lighter
Updating the LON L and d approx.
subscriber list 2 s simultaneously
Subscriber check L and d approx.
(in conjunction 2 s simultaneously
with LON)
Relay test K and d approx.
2 s simultaneously
Temperatures, K and G approx.
boiler coding card, 2 s simultaneously
brief scans
Operating condi- Press c
tion
Service scan Press c if "Service"
flashes
Calling up ac- Press d for approx.
knowledged main- 2 s
tenance messages
Troubleshooting Press c
Calling up ac- Press d for approx.
knowledged fault 2 s
messages
Fault history Press G and d for
approx. 2 s simulta-
neously
Resetting codes to Press L and G si-
their delivered multaneously for ap-
condition prox. 2 s, press e;
confirm with d
Code 1 Press G and L si-
multaneously for ap-
prox. 2 s,
Code 2 Press L and G si-
multaneously for ap-
prox. 2 s; confirm with
d
50
Exit
Press e
L and d approx.
1 s simultaneously
Press d
Press d
Press d
Press d
Press d
Press d
Press d
K and L approx.
1 s simultaneously
L and G approx.
1 s simultaneously
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