Viessmann VITODENS 343-F WS4A Installation And Service Instructions Manual page 90

Service scans
Scanning operating conditions and sensors
Display screen
Int. output OFF/ON
Heating circuit pump OFF/ON If an external extension or extension kit for one
Central fault message OFF/
ON
Mixer OPEN/CLOSE
Various languages
Vitosolic 100
Select the required scan with a or
b.
Display Explanation
AH Solar energy in kW/h
CL Collector limit temperature
CN Minimum collector temperature
CX Maximum collector temperature
SX Maximum DHW cylinder temperature
TC Collector temperature
TS Cylinder temperature
T3 Temperature sensor 3
VN Software version
90
Explanation
Cylinder primary pump
heating circuit with mixer is installed
If an external extension is installed
If an extension kit for one heating circuit with
mixer is installed
The respective languages can be selected as
permanent display language with d
(cont.)