Viessmann Vitocal 350-A Installation And Service Instructions Manual page 125

Further details regarding the individual steps
2. Press key 6 E whilst the progress
bar is filling from left to right.
The commissioning assistant starts.
Note
You can cancel the commissioning
assistant at any time using key
"Standard display" F.
The commissioning assistant can be
restarted (steps 1 and 2) by switching
ON/OFF switch A OFF and ON
again.
Drain
Press the following keys:
1. y/x for the required lan-
guage.
2. "OK" to confirm; "Safety
scan" is displayed.
3. "YES" to confirm; "Access
rights" is displayed.
4. 5243 as "Code" for the
"Contractor" level.
5. "OK" twice to confirm; "Fault
messages" or "Pro-
gramming" is shown.
6. "BACK" if "Fault messages" is
displayed.
7. To configure the system, e.g. select
the system scheme and available
components, see page 169.
8. "BACK" for "Sensor temps".
Commissioning, inspection, maintenance
(cont.)
9. y/x for the required temper-
ature sensor (e.g.
"Outside", "Evapora-
tor", etc.).
Note
Only temperatures for
correctly connected
sensors are displayed.
10. 0/= to calibrate the selected
temperature sensor if
the displayed value dif-
fers from the actual
value by more than
1 K.
11. "BACK" for "Signal inputs".
12. y/x to check whether all
signal inputs are set to
"OFF".
Note
Check connection if
signal input is set to
"ON" (see page 215)
13. "BACK" for "Relay" (outputs).
14. y/x for the required function
or connected compo-
nents (e.g. "Compres-
sor", "Central fault
mess.", etc.).
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