Viessmann VITOCAL 300-A Installation And Service Instructions Manual page 109

Further details regarding the individual steps
Setting the control parameters
1. Activate the "Contractor level".
For information regarding the
"Contractor level" and regarding
control parameters, see chapter
"Control settings" from page 131.
2. Check the control settings using
the details regarding the delivered
condition (from page 199).
Record only modified values in the
service report from page 199.
Commissioning assistant
The commissioning assistant guides
you through the commissioning in
nine steps. Scans, checks and correc-
tions can be made.
Function
1. Language selection
2. Safety scan
Commissioning, inspection, maintenance
3. Acknowledge all messages (see
page 117).
Note
Messages are displayed by the
manual control of some compo-
nents during commissioning.
These do not indicate appliance
faults.
Explanation
Selecting the required language
Note
When the unit is first taken into operation the
display is in German:
Check whether the commissioning assistant
should be started
(cont.)
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