Viessmann VITOCAL 242-G Installation And Service Instructions Manual page 45

Commissioning the system
Set language
OK
Set
date/time
Start commissioning?
YES
Coding
level 1
Temperature
sensors
Signal inputs
Actuator test
Subscriber check (LON)
Functional
check
Commissioning terminated
Fig. 39
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.
(cont.)
OK Set
time
OK
OK Select
parameter group
OK
Display
sensor values
OK
Display
signal inputs
OK
Carry out
actuator test
OK
Carry out
subscriber check
OK
Select
function
OK
Control mode
Commissioning, inspection, maintenance
OK Set
date
OK
Set
parameter
OK Start
function check
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"
45