108
Exiting the service level
1.
Select
"Serv"
7
with
Ú
.
2.
Confirm with
OK
.
"OFF"
flashes.
3.
Confirm with
OK
.
Note
The service level is automatically exi-
ted after 30 min.
Diagnosis
Calling up operating data
■ Weather-compensated control unit:
Operating data can be called up in six
areas. See
"Diagnosis"
in the service
menu overview.
Operating data on heating circuits with
mixers and solar can only be called up
if the components are installed in the
system.
For further information on operating
data, see chapter "Brief scan".
■ Constant temperature control unit:
Operating data can be called up in the
"i"
menu.
Operating instructions
For further information on operating
data, see chapter "Brief scan".
Calling up operating data
Note
"- - -" appears on the display if a sensor
that has been scanned is faulty.
Weather-compensated control unit
1.
Press
OK
and
å
simultaneously
for approx. 4 s.
2. "Diagnosis"
3.
Select required group, e.g.
"Gen-
eral"
.
Diagnosis and service scans
Calling up the service level
(cont.)
5623 520 GB