Viessmann Vitocal 300-G Installation And Service Instructions Manual page 113

Further details regarding the individual steps
3. Access rights
!
Please note
Incorrect operation at the con-
tractor level can result in
damage to the appliance and
the heating system. All modi-
fied values will be accepted
automatically.
Always observe the installation
instructions; failure to observe
these will void your warranty
rights.
4. Programming
For further help and informa-
tion, see the separate menu
tree.
Setting parameters (matching the
control unit to the system)
1. Example: "System definition"
"System diagram:" e.g. 4
"External extension:" Yes (if
installed)
"Type Vitosolic:" 0 to 2
"Vitocom 100:" Yes (if installed)
5. Sensor temperatures
Check whether all sensors have been connected as per the connection diagram
on page 182. For this, scan "Sensor temperatures".
Operating instructions
Commissioning, inspection, maintenance
(cont.)
Note
The contractor level remains active
until key"Standard display" is
pressed again or no operation took
place for 30 min. This activates the
user level.
1. Contractor authorisation: "Enter
code: 5243" and confirm by press-
ing "OK" twice.
2. Should "fault messages" already
be displayed, these can be skipped
with keys "ALL" and "BACK".
2. Return to the "Programming" level
via key "BACK". Here, further
menu options can be programmed.
3. When all required menu options
have been programmed, access
"Sensor temperature" with key "F".
For explanations to the individual
menu options and their programming,
see from page 136.
Check the sensor status. Are all sen-
sors enabled and do they transmit
their values to the control unit?
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