Viessmann Vitocal 242-S Installation And Service Instructions Manual page 58

Commissioning, inspection, maintenance
Commissioning the system
Setting Language
OK
Date/Time
setting
Start commissioning?
YES
Coding
level 1
Temperature
sensors
Signal inputs
Actuator test
Subscriber check (LON)
Function
check
Commissioning terminated
Fig. 52
Commissioning without the commissioning assistant
Activating the service menu
The service menu can be activated from any other
menu.
Hold down OK + simultaneously for approx. 4 s.
å
Deactivating the service menu
The service menu remains active until it is disabled
with "Terminate service?", or if no key is pressed for
30 min.
Setting parameters using "System scheme 7000"
as an example
To set a parameter, first select the parameter group
and then the parameter.
58
(cont.)
OK Time
setting
OK
OK Parameter group
select
OK
Sensor values
display
OK
Signal inputs
display
OK
Actuator test
carry out
OK
Subscriber check
carry out
OK
Function
select
OK
Control mode
OK Date
setting
OK
Parameters
setting
OK Function check
start
Service menu:
1. Hold down OK + simultaneously for approx.
å
4 s.
2. Select "Coding level 1".
3. Select parameter group: "System definition"
4. Select parameter: "System scheme 7000"
5. Set system scheme: e.g. "6"
Alternatively, if the service menu was already active:
Extended menu
1.
å
2. "Service"
3. Select "Coding level 1".
4. Select parameter group: "System definition"
5. Select parameter: "System scheme 7000"
6. Set system scheme: e.g. "6"